/* ═══════════════════════════════════════════════════════════════════
   BIO SCIENCE STUDIO — علوم متكاملة · أحياء
   هوية دافئة: برتقالي/أصفر مهيمن + لمسة زرقاء
   موتيفات: DNA · خلية · مجهر · ورقة · ذرة · دورق
   ═══════════════════════════════════════════════════════════════════ */

body.physics-platform {
  --phy-ink: #33200f;
  --phy-navy: #9a3412;
  --phy-slate: #ea580c;
  --phy-amber: #f97316;
  --phy-amber-light: #fbbf24;
  --phy-salmon: #f59e0b;
  --phy-sky: #2563eb;
  --phy-mint: #22c55e;
  --phy-cloud: #fff7ed;
  --phy-paper: #fffdf7;
  --phy-muted: #8a6a4a;
  --phy-line: rgba(120, 53, 15, 0.12);
  --phy-code-bg: #ffffff;
  --phy-code-line: rgba(249, 115, 22, 0.14);
  --phy-violet: #ea580c;
  --phy-pink: #f59e0b;
  --phy-cyan: #2563eb;
  --phy-amberc: #fcd34d;
  --phy-green: #22c55e;
  --phy-header-h: 84px;
  --phy-wrap: min(1200px, calc(100% - 32px));
  --font-display: 'Alexandria', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans Arabic', 'Alexandria', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* خلفية هيرو — تدرج دافئ كريمي مشرق */
  --phy-hero-bg: linear-gradient(150deg, #fff7ed 0%, #fffbeb 40%, #fff1e0 78%, #fff7ed 100%);
  --phy-hero-wall: none;
  --phy-hero-wall-opacity: 0;
  --phy-hero-glyphs: none;
  --phy-hero-glyphs-opacity: 0;
  --phy-hero-glow:
    radial-gradient(ellipse 60% 55% at 20% 30%, rgba(249, 115, 22, 0.22), transparent 60%),
    radial-gradient(ellipse 55% 55% at 85% 25%, rgba(251, 191, 36, 0.22), transparent 58%),
    radial-gradient(ellipse 55% 55% at 75% 90%, rgba(249, 115, 22, 0.12), transparent 60%);
  --phy-hero-overlay: none;
  --phy-hero-map-color: #f97316;
  --phy-hero-map-opacity: 0.10;
  --phy-hero-panel-bg: transparent;
  --phy-hero-panel-wall: none;
  --phy-hero-panel-wall-opacity: 0;
  --phy-hero-panel-glyphs: none;
  --phy-hero-panel-glyphs-opacity: 0;
  --phy-hero-panel-glow:
    radial-gradient(ellipse 80% 58% at 22% 18%, rgba(249, 115, 22, 0.2), transparent 58%),
    radial-gradient(ellipse 55% 45% at 88% 82%, rgba(251, 191, 36, 0.14), transparent 52%);
  --phy-hero-panel-color: #33200f;
  --phy-hero-panel-title: #26150a;
  --phy-hero-panel-kicker: #b45309;
  --phy-hero-panel-desc: #4a3320;
  --phy-hero-panel-poem: #26150a;
  --phy-hero-panel-poem-alt: #4a3320;
  --phy-hero-panel-coords: #b45309;
  --phy-hero-panel-ink-bg: rgba(255, 251, 243, 0.94);
  --phy-hero-panel-ink-border: rgba(154, 52, 18, 0.20);
  --phy-hero-panel-shadow: 0 28px 64px rgba(124, 45, 18, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  --phy-hero-panel-btn-outline-color: var(--phy-slate);
  --phy-hero-panel-btn-outline-border: rgba(154, 52, 18, 0.4);
  --phy-hero-panel-btn-outline-hover: rgba(249, 115, 22, 0.08);
  --phy-hero-strip-bg: rgba(255, 251, 243, 0.92);
  --phy-hero-float-bg: rgba(255, 251, 243, 0.94);

  /* ألوان النص على الخلفيات */
  --phy-text-heading: var(--phy-ink);
  --phy-text-link: var(--phy-slate);
  --phy-text-on-accent: var(--phy-navy);

  margin: 0;
  font-family: var(--font-body);
  color: var(--phy-ink);
  background: var(--phy-paper);
  line-height: 1.7;
  padding-top: var(--phy-header-h);
}

html[data-theme="dark"] body.physics-platform {
  --phy-ink: #fdf6ec;
  --phy-navy: #2a1a0c;
  --phy-slate: #fdba74;
  --phy-paper: #1a1206;
  --phy-cloud: #241708;
  --phy-muted: #d8c3a8;
  --phy-line: rgba(255,255,255,0.14);
  --phy-code-bg: #241a0e;
  --phy-code-line: rgba(251, 191, 36, 0.16);
  --phy-violet: #fdba74;
  --phy-pink: #fbbf24;
  --phy-cyan: #60a5fa;
  --phy-amberc: #fcd34d;
  --phy-green: #4ade80;

  /* خلفية هيرو — داكنة دافئة */
  --phy-hero-bg: linear-gradient(160deg, #241708 0%, #2f2110 45%, #1a1206 100%);
  --phy-hero-wall: none;
  --phy-hero-wall-opacity: 0;
  --phy-hero-glyphs: none;
  --phy-hero-glyphs-opacity: 0;
  --phy-hero-glow:
    radial-gradient(ellipse 65% 55% at 22% 42%, rgba(249, 115, 22, 0.22), transparent 58%),
    radial-gradient(ellipse 45% 50% at 88% 28%, rgba(251, 191, 36, 0.14), transparent 52%),
    radial-gradient(ellipse 80% 40% at 50% 100%, rgba(0, 0, 0, 0.5), transparent 70%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.28) 0%, transparent 38%, rgba(0, 0, 0, 0.35) 100%);
  --phy-hero-overlay:
    linear-gradient(90deg, rgba(20, 12, 4, 0.94) 0%, rgba(36, 23, 8, 0.72) 44%, rgba(20, 12, 4, 0.38) 100%),
    radial-gradient(ellipse 52% 68% at 80% 46%, rgba(249, 115, 22, 0.16), transparent 62%);
  --phy-hero-map-color: #f97316;
  --phy-hero-map-opacity: 0.16;
  --phy-hero-panel-bg: transparent;
  --phy-hero-panel-wall: none;
  --phy-hero-panel-wall-opacity: 0;
  --phy-hero-panel-glyphs: none;
  --phy-hero-panel-glyphs-opacity: 0;
  --phy-hero-panel-glow:
    radial-gradient(ellipse 75% 55% at 25% 18%, rgba(249, 115, 22, 0.22), transparent 55%),
    radial-gradient(ellipse 50% 40% at 90% 85%, rgba(251, 191, 36, 0.16), transparent 50%);
  --phy-hero-panel-color: #ffffff;
  --phy-hero-panel-title: #ffffff;
  --phy-hero-panel-kicker: #fdba74;
  --phy-hero-panel-desc: #ffffff;
  --phy-hero-panel-poem: #ffffff;
  --phy-hero-panel-poem-alt: #ffffff;
  --phy-hero-panel-coords: rgba(255, 255, 255, 0.82);
  --phy-hero-panel-ink-bg: rgba(20, 12, 4, 0.92);
  --phy-hero-panel-ink-border: rgba(249, 115, 22, 0.28);
  --phy-hero-panel-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --phy-hero-panel-btn-outline-color: #ffffff;
  --phy-hero-panel-btn-outline-border: rgba(255, 255, 255, 0.45);
  --phy-hero-panel-btn-outline-hover: rgba(255, 255, 255, 0.1);
  --phy-hero-strip-bg: rgba(32, 20, 8, 0.88);
  --phy-hero-float-bg: rgba(36, 23, 10, 0.9);

  /* ألوان النص — وضوح على الخلفيات الداكنة */
  --phy-text-heading: #ffffff;
  --phy-text-link: #fdba74;
  --phy-text-on-accent: #26150a;
}

body.physics-platform.student-no-header,
body.physics-platform:has(> .acc-topbar) {
  padding-top: 0;
}

body.physics-platform {
  height: auto;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
}

body.physics-platform *, body.physics-platform *::before, body.physics-platform *::after { box-sizing: border-box; }

.phy-wrap { width: var(--phy-wrap); margin-inline: auto; }

/* أيقونات — انظر phy-icons-anim.css */
.phy-icon-wrap { display: inline-flex; }

/* ─── خلفية — أيقونات ملونة ─── */
.phy-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.phy-icon-field {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.phy-icon-field__item {
  position: absolute;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  pointer-events: none;
}
.phy-icon-field__item .phy-icon-wrap,
.phy-icon-field__ico {
  width: 100%;
  height: 100%;
}
.phy-bg__iconField .phy-icon-field__item .phy-icon-img {
  filter: drop-shadow(0 8px 20px rgba(13, 27, 42, 0.2));
}
.phy-bg__grid {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 118px, rgba(249,115,22,0.06) 118px, rgba(249,115,22,0.06) 120px);
  mask-image: linear-gradient(180deg, #000 0%, transparent 30%, transparent 70%, #000 100%);
}
.phy-bg__vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 40%, transparent 30%, var(--phy-paper) 100%);
}

/* ─── هيدر ─── */
.phy-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--phy-header-h);
  background: linear-gradient(135deg, #ea580c 0%, #f97316 50%, #fbbf24 100%);
  border-bottom: 2px solid var(--phy-amber);
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}
.phy-header__inner {
  height: 100%;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 16px;
}
.phy-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #fff;
}
.phy-brand__logo {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 14px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(249,115,22,0.35);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.phy-brand__logoImg {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  padding: 2px;
}
.phy-brand__logoFallback {
  font-size: 1.6rem;
  line-height: 1;
  color: var(--phy-amber-light);
}
.phy-brand__text { display: flex; flex-direction: column; }
.phy-brand__text strong { font-size: 1.05rem; font-weight: 800; }
.phy-brand__text small { font-size: 0.74rem; opacity: 1; color: #fff; font-weight: 700; letter-spacing: 0.04em; text-shadow: 0 1px 3px rgba(124, 45, 18, 0.55); }

.phy-header__tools { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.phy-header__tools .theme-switch--pro {
  --ts-w: 76px;
  --ts-h: 38px;
  --ts-pad: 3px;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}
.phy-header__tools .theme-switch--pro .theme-switch__btn {
  z-index: 3;
  touch-action: manipulation;
}
.phy-nav { display: flex; gap: 10px; align-items: center; }

.phy-burger {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}
.phy-burger span { width: 18px; height: 2px; background: #fff; border-radius: 1px; }

.phy-drawer {
  display: none;
  position: fixed;
  top: var(--phy-header-h);
  left: 0; right: 0;
  z-index: 999;
  padding: 12px 16px;
  background: var(--phy-navy);
  border-bottom: 2px solid var(--phy-amber);
}
.phy-drawer.is-open { display: block; }
.phy-drawer__inner { display: grid; gap: 8px; }

/* أزرار */
.phy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.phy-btn--gold,
.phy-btn--accent {
  color: #fff;
  background: linear-gradient(180deg, var(--phy-amber-light), var(--phy-amber));
  border-color: #0e9f6e;
  box-shadow: 0 4px 16px rgba(249,115,22,0.35);
}
.phy-btn--gold:hover,
.phy-btn--accent:hover { transform: translateY(-1px); }
.phy-btn--outline {
  color: #fff;
  background: transparent;
  border-color: rgba(255,255,255,0.35);
}
.phy-btn--outline:hover { background: rgba(255,255,255,0.08); }
.phy-btn--lg { padding: 14px 28px; font-size: 1rem; }
.phy-btn--block { width: 100%; }

.phy-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}
.phy-tag__ico { width: 18px; height: 18px; flex-shrink: 0; }
.phy-tag--physics { background: rgba(249,115,22,0.14); color: var(--phy-violet); border: 1px solid rgba(249,115,22,0.32); }
.phy-tag--science { background: rgba(249,115,22,0.14); color: var(--phy-pink); border: 1px solid rgba(249,115,22,0.32); }

/* ─── هيرو ─── */
.phy-hero {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - var(--phy-header-h));
  display: flex;
  align-items: center;
  overflow: hidden;
}

.phy-hero__backdrop {
  position: absolute;
  inset: 0;
  background: var(--phy-hero-bg);
  transition: background 0.35s ease;
  overflow: hidden;
}
.phy-hero__iconField .phy-icon-field__item .phy-icon-img {
  filter: drop-shadow(0 10px 24px rgba(13, 27, 42, 0.22));
}
.phy-hero__glow {
  position: absolute;
  inset: 0;
  background: var(--phy-hero-glow);
  pointer-events: none;
  transition: background 0.35s ease;
}
.phy-hero__gradient {
  position: absolute;
  inset: 0;
  background: var(--phy-hero-overlay);
  pointer-events: none;
  transition: background 0.35s ease;
}
@media (prefers-reduced-motion: reduce) {
  .phy-icon-field__item { animation: none !important; }
}

.phy-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  padding: clamp(40px, 6vw, 72px) 0;
}

/* لوحة المحتوى — معمل علوم وأحياء */
body.physics-platform .phy-hero__panel {
  position: relative;
  padding: clamp(28px, 4vw, 40px);
  background-color: var(--phy-paper);
  background-image:
    var(--phy-hero-panel-glow),
    var(--phy-hero-panel-bg);
  border: 2px solid rgba(249, 115, 22, 0.45);
  border-radius: 12px;
  box-shadow: var(--phy-hero-panel-shadow);
  color: var(--phy-hero-panel-color);
  overflow: hidden;
  isolation: isolate;
  transition: background 0.35s ease, color 0.35s ease, box-shadow 0.35s ease;
}
html[data-theme="dark"] body.physics-platform .phy-hero__panel {
  background-color: var(--phy-navy);
  border-color: rgba(249, 115, 22, 0.35);
  box-shadow: var(--phy-hero-panel-shadow);
}
.phy-hero__panel > * {
  position: relative;
  z-index: 1;
}
.phy-hero__panelInk {
  position: relative;
  z-index: 2;
  padding: clamp(14px, 2.5vw, 20px);
  background: var(--phy-hero-panel-ink-bg);
  border: 1px solid var(--phy-hero-panel-ink-border);
  border-radius: 2px;
  box-shadow:
    0 2px 12px rgba(40, 28, 12, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}
html[data-theme="dark"] body.physics-platform .phy-hero__panelInk {
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.phy-hero__panelBorder {
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(249, 115, 22, 0.28);
  pointer-events: none;
  border-radius: 8px;
  box-shadow: inset 0 0 24px rgba(249, 115, 22, 0.06);
}
html[data-theme="dark"] body.physics-platform .phy-hero__panelBorder {
  border-color: rgba(249, 115, 22, 0.22);
  box-shadow: inset 0 0 28px rgba(0, 0, 0, 0.35);
}
.phy-hero__panelBorder::before,
.phy-hero__panelBorder::after {
  content: "";
  position: absolute;
  top: -1px; left: 20%; right: 20%;
  height: 3px;
  background: var(--phy-amber);
}
.phy-hero__panelBorder::after { top: auto; bottom: -1px; }

.phy-hero__badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
body.physics-platform .phy-hero__panel .phy-tag--physics {
  background: rgba(249, 115, 22, 0.14);
  color: var(--phy-slate);
  border: 1px solid rgba(249, 115, 22, 0.35);
  font-weight: 800;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}
body.physics-platform .phy-hero__panel .phy-tag--science {
  background: rgba(249, 115, 22, 0.12);
  color: var(--phy-text-on-accent);
  border: 1px solid rgba(249, 115, 22, 0.3);
  font-weight: 800;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}
html[data-theme="dark"] body.physics-platform .phy-hero__panel .phy-tag--physics {
  background: rgba(249, 115, 22, 0.16);
  color: #dff4ff;
  border-color: rgba(249, 115, 22, 0.35);
}
html[data-theme="dark"] body.physics-platform .phy-hero__panel .phy-tag--science {
  background: rgba(249, 115, 22, 0.18);
  color: #fff4e8;
  border-color: rgba(249, 115, 22, 0.35);
}
.phy-hero__kicker {
  font-size: 0.9rem;
  color: var(--phy-hero-panel-kicker);
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: 0.04em;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.6);
}
.phy-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.2;
  margin: 0 0 16px;
  color: var(--phy-hero-panel-title);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.55);
}
html[data-theme="dark"] body.physics-platform .phy-hero__kicker,
html[data-theme="dark"] body.physics-platform .phy-hero__title {
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.55);
}
.phy-hero__desc {
  font-size: 1.08rem;
  color: var(--phy-hero-panel-desc);
  font-weight: 700;
  margin: 0 0 24px;
  max-width: 52ch;
  line-height: 1.75;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.45);
}
html[data-theme="dark"] body.physics-platform .phy-hero__desc {
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.phy-hero__values {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: -12px 0 24px;
  max-width: 52ch;
}
.phy-hero__value {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(249, 115, 22, 0.14);
  border: 1px solid rgba(249, 115, 22, 0.32);
  color: var(--phy-hero-panel-desc);
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 2px 8px rgba(13, 27, 42, 0.06);
}
.phy-hero__valueIco {
  font-size: 1.1rem;
  line-height: 1;
}
html[data-theme="dark"] body.physics-platform .phy-hero__value {
  background: rgba(249, 115, 22, 0.12);
  border-color: rgba(249, 115, 22, 0.28);
  color: #eef6ff;
}

.phy-hero__poem,
.phy-hero__formula {
  margin: 0 0 28px;
  padding: clamp(16px, 3vw, 22px) clamp(18px, 3.5vw, 26px);
  border-inline-start: 4px solid var(--phy-violet);
  border-radius: 0 4px 4px 0;
  background: rgba(255, 252, 245, 0.97);
  box-shadow:
    inset 0 2px 8px rgba(0, 0, 0, 0.06),
    inset 0 0 0 1px rgba(110, 80, 40, 0.22);
}
html[data-theme="dark"] body.physics-platform .phy-hero__poem,
html[data-theme="dark"] body.physics-platform .phy-hero__formula {
  background: rgba(8, 12, 24, 0.95);
  border-inline-start-color: var(--phy-sky);
  box-shadow:
    inset 0 2px 10px rgba(0, 0, 0, 0.45),
    inset 0 0 0 1px rgba(249, 115, 22, 0.28);
}
.phy-hero__poem p,
.phy-hero__formula p {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.16rem);
  font-weight: 800;
  line-height: 1.9;
  color: var(--phy-hero-panel-poem);
  letter-spacing: 0.01em;
}
html[data-theme="dark"] body.physics-platform .phy-hero__poem p,
html[data-theme="dark"] body.physics-platform .phy-hero__formula p {
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.55);
}
.phy-hero__poem p:last-child,
.phy-hero__formula p:last-child { margin-bottom: 0; }

.phy-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.phy-hero__coords {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--phy-hero-panel-coords);
  font-family: ui-monospace, monospace;
  margin: 0;
}
.phy-hero__coordsIco { width: 20px; height: 20px; color: var(--phy-amber); opacity: 0.85; }

.phy-hero__panel .phy-btn--outline {
  color: var(--phy-hero-panel-btn-outline-color);
  border-color: var(--phy-hero-panel-btn-outline-border);
  font-weight: 800;
  background: rgba(255, 252, 245, 0.9);
}
.phy-hero__panel .phy-btn--outline:hover {
  background: var(--phy-hero-panel-btn-outline-hover);
}
html[data-theme="dark"] body.physics-platform .phy-hero__panel .phy-btn--outline {
  background: rgba(0, 0, 0, 0.25);
}

/* الجانب البصري */
.phy-hero__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  min-height: 0;
  width: 100%;
}
@media (min-width: 961px) {
  .phy-hero__visual { min-height: 480px; }
}

.phy-hero__compass {
  position: absolute;
  top: -10px;
  left: 0;
  width: 72px;
  height: 72px;
  padding: 12px;
  background: rgba(10,30,56,0.8);
  border: 2px solid var(--phy-amber);
  border-radius: 50%;
  color: var(--phy-amber-light);
  z-index: 3;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.phy-hero__frame {
  position: relative;
  width: min(100%, 440px);
  max-width: 100%;
  aspect-ratio: 4/5;
  filter: drop-shadow(0 12px 32px rgba(0,0,0,0.22));
  transition: filter 0.35s ease;
  border-radius: 16px;
  padding: 14px;
  background: linear-gradient(145deg, rgba(249, 115, 22, 0.18), rgba(249, 115, 22, 0.12));
  border: 2px solid rgba(249, 115, 22, 0.45);
}
html[data-theme="dark"] .phy-hero__frame {
  filter: drop-shadow(0 12px 32px rgba(0,0,0,0.35));
  background: linear-gradient(145deg, rgba(249, 115, 22, 0.12), rgba(249, 115, 22, 0.08));
  border-color: rgba(249, 115, 22, 0.35);
}
.phy-hero__frameBorder {
  position: absolute;
  inset: 10px;
  border: 2px dashed rgba(249, 115, 22, 0.35);
  border-radius: 12px;
  pointer-events: none;
  z-index: 1;
}
.phy-hero__frameCorners {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 4;
}
.phy-hero__frameCorner {
  position: absolute;
  width: 52px;
  height: 52px;
  padding: 6px;
  border-radius: 12px;
  background: rgba(248, 250, 254, 0.95);
  border: 2px solid rgba(249, 115, 22, 0.45);
  box-shadow: 0 8px 20px rgba(13, 27, 42, 0.15);
}
.phy-hero__frameCorner .phy-icon-wrap {
  width: 100%;
  height: 100%;
}
.phy-hero__frameCorner--tl { top: -10px; left: -10px; }
.phy-hero__frameCorner--tr { top: -10px; right: -10px; }
.phy-hero__frameCorner--bl { bottom: -10px; left: -10px; }
.phy-hero__frameCorner--br { bottom: -10px; right: -10px; }
html[data-theme="dark"] .phy-hero__frameCorner {
  background: rgba(12, 18, 36, 0.92);
  border-color: rgba(249, 115, 22, 0.35);
}
.phy-hero__portrait {
  position: absolute;
  inset: 14px;
  overflow: hidden;
  background: var(--phy-navy);
  z-index: 2;
  border-radius: 10px;
  box-shadow: 0 0 0 2px rgba(249,115,22,0.55);
}
.phy-hero__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}
.phy-hero__portraitEmpty {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, #7c2d12, #c2410c);
  padding: 18%;
}
.phy-hero__portraitEmpty .phy-icon-wrap,
.phy-hero__einsteinFallback {
  width: min(100%, 220px);
  height: min(100%, 220px);
}
.phy-hero__portraitEmpty .phy-icon-img {
  filter: drop-shadow(0 12px 28px rgba(0, 0, 0, 0.35));
}

/* شريط الرموز */
.phy-hero__iconStrip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  max-width: 400px;
  padding: 12px 16px;
  background: var(--phy-hero-strip-bg);
  border: 1px solid rgba(249,115,22,0.35);
  border-radius: 8px;
  backdrop-filter: blur(6px);
  transition: background 0.35s ease;
}
.phy-hero__iconItem {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  padding: 8px;
  border-radius: 12px;
  background: rgba(248, 250, 254, 0.95);
  border: 2px solid rgba(249, 115, 22, 0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}
.phy-hero__iconItem .phy-icon-wrap {
  width: 100%;
  height: 100%;
}
.phy-hero__iconItem:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 10px 24px rgba(13, 27, 42, 0.14);
}

/* ─── إحصائيات ─── */
.phy-metrics {
  position: relative;
  z-index: 1;
  padding: 48px 0;
  background: var(--phy-cloud);
  border-top: 3px solid var(--phy-amber);
  border-bottom: 1px solid var(--phy-line);
}
.phy-metrics__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.phy-metrics__head .phy-icon-wrap { width: 36px; height: 36px; }
.phy-metrics__head h2 { margin: 0; font-size: 1.4rem; font-weight: 900; color: var(--phy-text-heading); }

.phy-metrics__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.phy-metric {
  text-align: center;
  padding: 24px 16px;
  background: var(--phy-paper);
  border: 1px solid var(--phy-line);
  border-top: 3px solid var(--phy-amber);
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(12,22,40,0.06);
}
.phy-metric__ico {
  width: 48px; height: 48px;
  margin: 0 auto 12px;
  padding: 10px;
  color: var(--phy-slate);
}
.phy-metric__val {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--phy-text-heading);
  line-height: 1;
}
.phy-metric__lbl { margin-top: 8px; font-size: 0.88rem; color: var(--phy-muted); font-weight: 600; }

/* ─── أقسام ─── */
.phy-section {
  position: relative;
  z-index: 1;
  padding: clamp(48px, 7vw, 80px) 0;
}
.phy-section--grades { background: color-mix(in srgb, var(--phy-cloud) 50%, var(--phy-paper)); }

.phy-section__head { margin-bottom: 36px; max-width: 720px; }
.phy-section__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.2vw, 2.35rem);
  font-weight: 900;
  color: var(--phy-text-heading);
  margin: 12px 0 10px;
  line-height: 1.35;
}
.phy-section__head p {
  color: var(--phy-muted);
  margin: 0;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.75;
}

/* مميزات */
.phy-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 761px) {
  .phy-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}
.phy-feature {
  grid-column: auto;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 26px;
  background: var(--phy-paper);
  border: 1px solid var(--phy-line);
  border-inline-start: 0;
  border-radius: 22px;
  overflow: hidden;
  min-height: 0;
}
.phy-feature--lead { grid-column: auto; }
.phy-feature--dark {
  background: linear-gradient(145deg, #1d4ed8, #2563eb);
  color: #fff;
  border-color: transparent;
}
.phy-feature__watermark {
  position: relative;
  top: auto;
  left: auto;
  width: 52px;
  height: 52px;
  opacity: 1;
  color: #fff;
  pointer-events: none;
  flex-shrink: 0;
}
.phy-feature--dark .phy-feature__watermark { color: #fff; opacity: 1; }
.phy-feature h3 {
  position: relative;
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.45;
  color: var(--phy-text-heading);
}
.phy-feature p {
  position: relative;
  margin: 0;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.75;
  color: var(--phy-muted);
}
.phy-feature.phy-feature--dark h3 { color: #fff; }
.phy-feature.phy-feature--dark p { color: rgba(255,255,255,0.92); }
.phy-feature__adminIco {
  width: 52px;
  height: 52px;
  margin-bottom: 0;
  border-radius: 16px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--card-soft);
}
.phy-feature__adminIco img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* صفوف */
.phy-grades {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.phy-grade {
  position: relative;
  text-decoration: none;
  color: inherit;
  background: var(--phy-paper);
  border: 1px solid var(--phy-line);
  border-radius: 4px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(12,22,40,0.05);
}
.phy-grade:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(12,22,40,0.12);
  border-color: var(--phy-amber);
}
.phy-grade__stamp {
  position: absolute;
  top: 12px;
  inset-inline-start: 12px;
  width: 52px;
  height: 52px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--phy-navy);
  border: 2px solid var(--phy-amber);
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  pointer-events: none;
}
.phy-grade__ribbon {
  position: absolute;
  top: 12px; right: 0;
  padding: 4px 12px;
  background: var(--phy-amber);
  color: var(--phy-text-on-accent);
  font-size: 0.72rem;
  font-weight: 800;
  z-index: 2;
}
.phy-grade__img {
  min-height: min(220px, 42vw);
  background: linear-gradient(180deg, var(--phy-cloud), var(--phy-paper));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  overflow: hidden;
  box-sizing: border-box;
}
.phy-grade__img img {
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: contain;
  object-position: center center;
  display: block;
}
.phy-grade__img--empty { display: grid; place-items: center; min-height: min(220px, 42vw); padding: 20%; color: var(--phy-slate); opacity: 0.4; }
.phy-grade__body { padding: 16px 18px 20px; border-top: 2px solid var(--phy-amber); }
.phy-grade__body h3 { margin: 0 0 6px; font-size: 1.05rem; font-weight: 800; color: var(--phy-text-heading); }
.phy-grade__body span { font-size: 0.85rem; font-weight: 700; color: var(--phy-text-link); }

/* CTA */
.phy-cta { padding: 0 0 64px; position: relative; z-index: 1; }
.phy-cta__inner {
  position: relative;
  text-align: center;
  padding: clamp(36px, 5vw, 56px);
  background: linear-gradient(135deg, var(--phy-navy), var(--phy-slate));
  border: 2px solid var(--phy-amber);
  border-radius: 4px;
  color: #fff;
  overflow: hidden;
}
.phy-cta__deco { position: absolute; inset: 0; pointer-events: none; }
.phy-cta__inner h2 {
  position: relative;
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  margin: 0 0 12px;
  color: #fff;
}
.phy-cta__inner p {
  position: relative;
  margin: 0 0 24px;
  max-width: 50ch;
  margin-inline: auto;
  color: rgba(255,255,255,0.92);
  font-size: 1rem;
  line-height: 1.7;
}

/* Footer */
.phy-footer {
  position: relative;
  z-index: 1;
  overflow: hidden;
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(252, 211, 77, 0.28), transparent 55%),
    radial-gradient(700px 360px at 92% 110%, rgba(37, 99, 235, 0.16), transparent 50%),
    linear-gradient(155deg, #c2410c 0%, #ea580c 42%, #7c2d12 100%);
  color: #fff7ed;
  padding: 56px 0 28px;
  border-top: 3px solid var(--phy-amber);
}
.phy-footer__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent),
    radial-gradient(circle at 50% 0%, rgba(255,255,255,0.08), transparent 45%);
  opacity: 0.9;
}
.phy-footer h2,
.phy-footer h3,
.phy-footer p {
  color: inherit;
}
.phy-footer__top {
  position: relative;
  display: grid;
  grid-template-columns: 1.45fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
  align-items: start;
}
.phy-footer__logo {
  width: 84px;
  height: 84px;
  margin-bottom: 14px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 18px;
  background: rgba(255,255,255,0.96);
  border: 1px solid rgba(255,255,255,0.35);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.25);
}
.phy-footer__logo img,
.phy-footer__logoImg {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}
.phy-footer__logoFallback {
  font-size: 1.75rem;
  color: #ea580c;
  font-weight: 900;
}
.phy-footer__brand h2 {
  margin: 0 0 10px;
  font-size: 1.35rem;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.01em;
}
.phy-footer__brand p {
  margin: 0 0 18px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.9);
  max-width: 34ch;
}
.phy-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.phy-footer__links a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.86rem;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.22);
  transition: background 0.15s, transform 0.15s, border-color 0.15s;
}
.phy-footer__links a:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255, 214, 102, 0.55);
  transform: translateY(-1px);
}
.phy-footer__col h3 {
  font-size: 1.05rem;
  margin: 0 0 16px;
  font-weight: 900;
  color: #ffe08a;
  letter-spacing: 0.01em;
}
.phy-footer__social {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.phy-footer__socialLink {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: #ffffff;
  font-weight: 800;
  font-size: 1rem;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.16);
  transition: background 0.15s, transform 0.15s, border-color 0.15s;
}
.phy-footer__socialLink:hover {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255, 214, 102, 0.45);
  transform: translateY(-2px);
  color: #fff7d6;
}
.phy-footer__socialIco {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: #ffffff;
  color: #c2410c;
  box-shadow: 0 8px 18px rgba(124, 45, 18, 0.2);
}
.phy-footer__socialIco img,
.phy-footer__socialIco svg {
  width: 28px;
  height: 28px;
  display: block;
}
.phy-footer__socialIco img {
  object-fit: contain;
}
.phy-footer__socialLbl {
  line-height: 1.3;
}
.phy-footer__phones {
  display: grid;
  gap: 12px;
}
.phy-footer__phone {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #ffffff;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.05rem;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.16);
  transition: background 0.15s, transform 0.15s;
  direction: ltr;
  justify-content: flex-start;
}
.phy-footer__phone:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-2px);
  color: #fff7d6;
}
.phy-footer__phoneIco {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #7c2d12;
  box-shadow: 0 8px 16px rgba(124, 45, 18, 0.18);
}
.phy-footer__phoneIco svg {
  width: 22px;
  height: 22px;
}
.phy-footer__bar {
  position: relative;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.2);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.88rem;
}
.phy-footer__bar p {
  margin: 0;
  color: rgba(255,255,255,0.82);
  font-weight: 700;
}

/* ─── Auth ─── */
body.physics-platform .auth-page {
  position: relative;
  z-index: 1;
  display: block;
  min-height: 0;
  padding: 40px 0;
}
body.physics-platform .auth-card {
  max-width: 960px;
  margin: 0 auto;
  background: var(--phy-paper);
  border: 2px solid var(--phy-amber);
  border-radius: 4px;
  box-shadow: 0 20px 50px rgba(12,22,40,0.1);
  overflow: hidden;
}
body.physics-platform .auth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 0;
  align-items: stretch;
  grid-auto-rows: auto;
  gap: 0;
}
body.physics-platform .auth-grid:has(.auth-img) {
  grid-auto-rows: auto;
}
@media (min-width: 961px) {
  body.physics-platform .auth-grid:has(.auth-img) {
    grid-auto-rows: 1fr;
  }
}
body.physics-platform .auth-formPane {
  padding: clamp(24px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
body.physics-platform .auth-head {
  text-align: center;
  margin-bottom: 20px;
}
body.physics-platform .auth-head__logo {
  width: 84px;
  height: 84px;
  margin: 0 auto 12px;
  border-radius: 14px;
  background: var(--phy-paper);
  border: 1.5px solid var(--phy-line);
  display: grid;
  place-items: center;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(12,22,40,0.08);
}
body.physics-platform .auth-head__logo img {
  width: 72px;
  height: 72px;
  object-fit: contain;
}
body.physics-platform .auth-head__logoFallback {
  font-size: 1.5rem;
  color: var(--phy-text-link);
}
body.physics-platform .auth-imgPane {
  position: relative;
  background: linear-gradient(160deg, var(--phy-navy), var(--phy-slate));
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  padding: 24px;
  overflow: hidden;
  align-self: stretch;
  min-height: 100%;
}
body.physics-platform .auth-imgPane:has(.auth-img) {
  padding: 0;
  background: var(--phy-navy);
  display: block;
  position: relative;
  align-self: stretch;
  overflow: hidden;
}
@media (min-width: 961px) {
  body.physics-platform .auth-imgPane:has(.auth-img):not(.auth-imgPane--register) {
    min-height: 100%;
    height: 100%;
  }
  /* صفحة التسجيل — الصورة تملأ العمود بالكامل بدون فراغ أبيض */
  body.physics-platform .auth-imgPane--register:has(.auth-img) {
    align-self: stretch;
    height: 100%;
    min-height: 100%;
    aspect-ratio: unset;
    max-height: none;
  }
  body.physics-platform .auth-imgPane--register:has(.auth-img) .auth-img {
    object-fit: cover;
    object-position: center top;
  }
}
body.physics-platform .auth-imgPane__symbols {
  position: absolute;
  inset: 16px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}
body.physics-platform .auth-imgPane__symbols .phy-icon-wrap {
  width: 100%;
  height: 100%;
  min-height: 64px;
}
body.physics-platform .auth-imgPane:not(:has(.auth-img)) .auth-imgPane__symbols {
  position: relative;
  inset: auto;
  opacity: 1;
  max-width: 360px;
  margin: 0 auto 20px;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 8px;
}
body.physics-platform .auth-imgPane:not(:has(.auth-img)) .auth-imgPane__symbols .phy-icon-wrap {
  min-height: 96px;
  padding: 10px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.28);
}
body.physics-platform .auth-imgPane:has(.auth-img) .auth-imgPane__symbols {
  display: none;
}
body.physics-platform .auth-img {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border: none;
  border-radius: 0;
}

body.physics-platform .auth-imgFallback {
  position: relative;
  z-index: 1;
  padding: 24px;
  text-align: center;
  color: rgba(255,255,255,0.75);
  font-size: 0.92rem;
  line-height: 1.7;
}
body.physics-platform .auth-imgFallback--physics {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 32px 24px;
}
body.physics-platform .auth-imgFallback__hero {
  width: min(180px, 55vw);
  height: min(180px, 55vw);
}
body.physics-platform .auth-imgFallback__hero .phy-icon-img {
  filter: drop-shadow(0 14px 28px rgba(0, 0, 0, 0.35));
}
body.physics-platform .auth-head__title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 900; color: var(--phy-text-heading); margin: 0 0 8px; }
body.physics-platform .auth-head__sub { color: var(--phy-muted); margin: 0 0 24px; }
body.physics-platform .label {
  display: block;
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--phy-ink);
  margin: 0 0 8px;
}
body.physics-platform .auth-foot {
  margin-top: 16px;
  text-align: center;
  font-size: 0.92rem;
  color: var(--phy-muted);
}
body.physics-platform .input {
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--phy-line);
  border-radius: 6px;
  background: var(--phy-cloud);
  color: var(--phy-ink);
  font-family: inherit;
}
body.physics-platform .input::placeholder {
  color: var(--phy-muted);
  opacity: 0.85;
}
body.physics-platform select.input,
body.physics-platform .input[type="password"],
body.physics-platform .input[type="tel"],
body.physics-platform .input[type="text"] {
  color: var(--phy-ink);
}
body.physics-platform .input:focus { outline: none; border-color: var(--phy-amber); box-shadow: 0 0 0 3px rgba(249,115,22,0.15); }
body.physics-platform .btn-submit {
  width: 100%; padding: 14px;
  border: none; border-radius: 6px;
  font-family: inherit; font-size: 1rem; font-weight: 800;
  color: var(--phy-text-on-accent);
  background: linear-gradient(180deg, var(--phy-amber-light), var(--phy-amber));
  cursor: pointer;
}
body.physics-platform .auth-link { color: var(--phy-text-link); font-weight: 700; text-decoration: none; background: none; border: none; cursor: pointer; font-family: inherit; }
body.physics-platform .auth-link:hover { color: var(--phy-amber-light); }

/* ─── Dark mode — وضوح النصوص ─── */
html[data-theme="dark"] body.physics-platform .auth-card {
  background: var(--phy-paper);
  border-color: rgba(249, 115, 22, 0.45);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}
html[data-theme="dark"] body.physics-platform .auth-formPane {
  background: var(--phy-paper);
}
html[data-theme="dark"] body.physics-platform .auth-head__logo {
  background: var(--phy-cloud);
  border-color: var(--phy-line);
}
html[data-theme="dark"] body.physics-platform .phy-metric {
  background: var(--phy-cloud);
  border-color: var(--phy-line);
}
html[data-theme="dark"] body.physics-platform .phy-feature:not(.phy-feature--dark) {
  background: #2f2110;
  border-color: rgba(255, 255, 255, 0.12);
}
html[data-theme="dark"] body.physics-platform .phy-grade {
  background: #2f2110;
  border-color: rgba(255, 255, 255, 0.12);
}
html[data-theme="dark"] body.physics-platform .phy-tag:not(.phy-tag--physics):not(.phy-tag--science) {
  color: var(--phy-ink);
  background: rgba(249, 115, 22, 0.1);
  border: 1px solid rgba(249, 115, 22, 0.22);
}

/* تنبيهات وتأكيدات احترافية */
body.physics-platform .phy-alert {
  margin-bottom: 18px;
  padding: 16px 18px;
  border-radius: 10px;
  border: 1.5px solid rgba(220, 38, 38, 0.25);
  background: linear-gradient(135deg, rgba(220,38,38,0.08), rgba(220,38,38,0.04));
  color: #b91c1c;
  box-shadow: 0 8px 24px rgba(220,38,38,0.08);
}
body.physics-platform .phy-alert__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 900;
  margin-bottom: 8px;
  font-size: 0.95rem;
}
body.physics-platform .phy-alert__list {
  margin: 0;
  padding: 0 18px 0 0;
  font-weight: 700;
  line-height: 1.8;
  font-size: 0.9rem;
}
body.physics-platform .phy-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 10000;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: min(92vw, 440px);
  padding: 16px 18px 20px;
  border-radius: 14px;
  border: 1.5px solid rgba(249,115,22,0.45);
  background: linear-gradient(145deg, var(--phy-navy), #3a1e08);
  color: #fff;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
  animation: phyToastIn 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  overflow: hidden;
}
body.physics-platform .phy-toast--success {
  border-color: rgba(5,150,105,0.45);
  background: linear-gradient(145deg, #065f46, #047857);
}
body.physics-platform .phy-toast__icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  font-size: 1.1rem;
  font-weight: 900;
}
body.physics-platform .phy-toast__body { flex: 1; min-width: 0; }
body.physics-platform .phy-toast__title {
  display: block;
  font-weight: 900;
  font-size: 0.95rem;
  margin-bottom: 4px;
}
body.physics-platform .phy-toast__msg {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  opacity: 0.95;
}
body.physics-platform .phy-toast__close {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 8px;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}
body.physics-platform .phy-toast__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255,255,255,0.15);
  border-radius: 0 0 14px 14px;
  overflow: hidden;
}
body.physics-platform .phy-toast__progress span {
  display: block;
  height: 100%;
  background: var(--phy-amber-light);
  animation: phyToastProgress var(--phy-toast-duration, 4s) linear forwards;
}
@keyframes phyToastIn {
  to { transform: translateX(-50%) translateY(0); }
}
@keyframes phyToastInTop {
  to { transform: translateX(-50%) translateY(0); }
}
@keyframes phyToastOut {
  from { opacity: 1; transform: translateX(-50%) translateY(0); }
  to { opacity: 0; transform: translateX(-50%) translateY(-12px); }
}
body.physics-platform .phy-toast--top {
  top: calc(18px + env(safe-area-inset-top, 0px));
  bottom: auto;
  z-index: 10050;
  transform: translateX(-50%) translateY(-120%);
  animation: phyToastInTop 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
body.physics-platform .phy-toast--top.phy-toast--visible,
body.physics-platform .phy-toast--top.is-visible {
  transform: translateX(-50%) translateY(0);
}
body.physics-platform .phy-toast--top.is-hiding {
  animation: phyToastOut 0.32s ease forwards;
  opacity: 0 !important;
  pointer-events: none !important;
}
body.physics-platform .phy-toast:not(.phy-toast--top).is-hiding {
  animation: phyToastOutBottom 0.34s cubic-bezier(0.4, 0, 1, 1) forwards;
  opacity: 0 !important;
  pointer-events: none !important;
}
@keyframes phyToastOutBottom {
  from { opacity: 1; transform: translateX(-50%) translateY(0); }
  to { opacity: 0; transform: translateX(-50%) translateY(24px); }
}
@keyframes phyToastProgress {
  from { width: 100%; }
  to { width: 0%; }
}
@media (prefers-reduced-motion: reduce) {
  body.physics-platform .phy-toast { animation: none; transform: translateX(-50%) translateY(0); }
  body.physics-platform .phy-toast--top { animation: none; transform: translateX(-50%) translateY(0); }
  body.physics-platform .phy-toast.is-hiding,
  body.physics-platform .phy-toast--top.is-hiding {
    animation: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
  }
  body.physics-platform .phy-toast__progress span { animation: none; width: 0; }
}

/* Account — full viewport width (no side gutter on wide screens) */
body.physics-platform .acc-topbar .container,
body.physics-platform .acc-page {
  width: 100%;
  max-width: none;
  margin-inline: 0;
}

html:has(body.physics-platform .acc-page) {
  scrollbar-gutter: auto;
}

/* Account */
body.physics-platform .acc-topbar { background: transparent; padding: 8px 0 6px; margin-top: 0; width: 100%; }
body.physics-platform .acc-topbar__bar {
  background: var(--phy-paper);
  border: 1px solid var(--phy-line);
  border-top: 3px solid var(--phy-amber);
  border-radius: 4px;
}
body.physics-platform .acc-sidebar {
  background: var(--phy-paper);
  border: 1px solid var(--phy-line);
  border-inline-start: 3px solid var(--phy-amber);
}
body.physics-platform .acc-nav__item.is-active,
body.physics-platform .acc-nav__item.active {
  background: color-mix(in srgb, var(--phy-slate) 10%, transparent);
  color: var(--phy-slate);
  border-color: var(--phy-amber);
}
body.physics-platform .acc-hero,
body.physics-platform .acc-stat,
body.physics-platform .acc-card {
  background: var(--phy-paper);
  border: 1px solid var(--phy-line);
  border-radius: 8px;
}
body.physics-platform .acc-hero {
  border-top: 3px solid var(--phy-amber);
  padding: 24px 26px;
}
body.physics-platform .acc-hero h1 {
  color: var(--phy-text-heading);
}
body.physics-platform .acc-hero__sub {
  color: var(--phy-muted);
}
body.physics-platform .acc-stats {
  margin-top: 20px;
}
body.physics-platform .acc-stats__grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
@media (max-width: 980px) {
  body.physics-platform .acc-stats__grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}
@media (max-width: 560px) {
  body.physics-platform .acc-stats__grid {
    grid-template-columns: 1fr;
  }
}
body.physics-platform .acc-stat {
  border-top: 3px solid rgba(249, 115, 22, 0.35);
  box-shadow: 0 10px 28px rgba(13, 27, 42, 0.06);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
body.physics-platform .acc-stat:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(13, 27, 42, 0.1);
}
body.physics-platform .acc-stat__ico {
  background: linear-gradient(145deg, rgba(249, 115, 22, 0.18), rgba(249, 115, 22, 0.12));
  border: 1px solid rgba(249, 115, 22, 0.22);
}
body.physics-platform .acc-stat__val {
  color: var(--phy-slate);
}
html[data-theme="dark"] body.physics-platform .acc-stat__val {
  color: var(--phy-sky);
}
body.physics-platform .acc-stat__lbl {
  color: var(--phy-muted);
}
body.physics-platform .acc-btn {
  background: linear-gradient(180deg, var(--phy-amber-light), var(--phy-amber));
  color: var(--phy-text-on-accent);
  border: none;
  border-radius: 6px;
  font-weight: 800;
}

/* إخفاء التصميم القديم */
body.physics-platform .atlas-header,
body.physics-platform .atlas-hero,
body.physics-platform .atlas-metrics,
body.physics-platform .atlas-section,
body.physics-platform .atlas-cta,
body.physics-platform .atlas-footer,
body.physics-platform .atlas-bg,
body.physics-platform .mp-header,
body.physics-platform .mp-hero,
body.physics-platform .mp-stats,
body.physics-platform .mp-features,
body.physics-platform .mp-grades,
body.physics-platform .mp-cta,
body.physics-platform .mp-footer,
body.physics-platform .mp-live,
body.physics-platform .egypt-float,
body.physics-platform .atlas-sym-img { display: none !important; }

/* Responsive — تابلت يشبه الكمبيوتر */
@media (max-width: 960px) and (min-width: 769px) {
  .phy-header__inner { grid-template-columns: minmax(0, 1fr) auto auto; }
  .phy-nav { display: flex; }
  .phy-burger { display: none; }
  .phy-header__tools { gap: 8px; }
  .phy-hero__grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); }
  .phy-hero__visual { order: 0; min-height: 0; }
  .phy-hero__frame { width: min(300px, 38vw); }
  .phy-metrics__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .phy-features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .phy-feature, .phy-feature--lead { grid-column: auto; }
  .phy-footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body.physics-platform .auth-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 960px) {
  .phy-footer {
    padding: 36px 0 calc(28px + env(safe-area-inset-bottom, 0px));
  }
  .phy-footer__bar {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  body.physics-platform .auth-page {
    min-height: 0;
    display: block;
    padding: 16px 0 calc(24px + env(safe-area-inset-bottom, 0px));
    overflow: visible;
  }
  body.physics-platform main,
  body.physics-platform .phy-footer {
    position: relative;
    z-index: 1;
  }
  body.physics-platform .auth-card {
    overflow: hidden;
  }
  body.physics-platform .auth-formPane {
    padding: clamp(20px, 4vw, 28px);
  }
}

@media (max-width: 560px) {
  .phy-header__tools .theme-switch--pro {
    --ts-w: 62px;
    --ts-h: 32px;
    --ts-pad: 2px;
  }
  .phy-header__tools .theme-switch--pro .theme-switch__knob-ico svg {
    width: 16px;
    height: 16px;
  }
  body.physics-platform .auth-page {
    padding: 12px 0 24px;
  }
  body.physics-platform .auth-card {
    margin-inline: 0;
  }
  body.physics-platform .auth-formPane {
    padding: 18px 16px 22px;
  }
}

/* توافق مع صفحات auth القديمة */
body.physics-platform .geo-alert { margin-bottom: 18px; padding: 16px 18px; border-radius: 10px; border: 1.5px solid rgba(220, 38, 38, 0.25); background: linear-gradient(135deg, rgba(220,38,38,0.08), rgba(220,38,38,0.04)); color: #b91c1c; box-shadow: 0 8px 24px rgba(220,38,38,0.08); }
body.physics-platform .geo-alert__title { display: flex; align-items: center; gap: 8px; font-weight: 900; margin-bottom: 8px; font-size: 0.95rem; }
body.physics-platform .geo-alert__list { margin: 0; padding: 0 18px 0 0; font-weight: 700; line-height: 1.8; font-size: 0.9rem; }
body.physics-platform .geo-toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(120%); z-index: 10000; display: flex; align-items: flex-start; gap: 14px; width: min(92vw, 440px); padding: 16px 18px 20px; border-radius: 14px; border: 1.5px solid rgba(249,115,22,0.45); background: linear-gradient(145deg, var(--phy-navy), #3a1e08); color: #fff; box-shadow: 0 20px 50px rgba(0,0,0,0.35); animation: phyToastIn 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards; overflow: hidden; }
body.physics-platform .geo-toast--success { border-color: rgba(5,150,105,0.45); background: linear-gradient(145deg, #065f46, #047857); }
body.physics-platform .geo-toast__icon { width: 36px; height: 36px; flex-shrink: 0; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,0.15); font-size: 1.1rem; font-weight: 900; }
body.physics-platform .geo-toast__body { flex: 1; min-width: 0; }
body.physics-platform .geo-toast__title { display: block; font-weight: 900; font-size: 0.95rem; margin-bottom: 4px; }
body.physics-platform .geo-toast__msg { margin: 0; font-size: 0.88rem; line-height: 1.65; opacity: 0.95; }
body.physics-platform .geo-toast__close { flex-shrink: 0; width: 28px; height: 28px; border: none; border-radius: 8px; background: rgba(255,255,255,0.12); color: #fff; font-size: 1.1rem; line-height: 1; cursor: pointer; }
body.physics-platform .geo-toast__progress { position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: rgba(255,255,255,0.15); border-radius: 0 0 14px 14px; overflow: hidden; }
body.physics-platform .geo-toast__progress span { display: block; height: 100%; background: var(--phy-amber-light); animation: phyToastProgress 3s linear forwards; }

/* ═══════════════════════════════════════════════════════════════════
   VIBRANT LIGHT — هوية فاتحة مبهجة (علوم متكاملة · أحياء)
   ألوان مرِحة + تخطيط عصري مشرق
   ═══════════════════════════════════════════════════════════════════ */

/* أيقونات SVG خطية */
body.physics-platform .phy-icon-svg {
  width: 100%;
  height: 100%;
  display: block;
  color: inherit;
}
body.physics-platform .phy-icon-img { filter: drop-shadow(0 6px 14px rgba(249, 115, 22, 0.22)); }

/* ألوان الأيقونات الزخرفية — متعددة مبهجة */
body.physics-platform .phy-hero__float:nth-child(1) .phy-icon-wrap { color: var(--phy-violet); }
body.physics-platform .phy-hero__float:nth-child(2) .phy-icon-wrap { color: var(--phy-pink); }
body.physics-platform .phy-hero__float:nth-child(3) .phy-icon-wrap { color: var(--phy-cyan); }
body.physics-platform .phy-hero__float:nth-child(4) .phy-icon-wrap { color: var(--phy-amberc); }
body.physics-platform .phy-bg .phy-icon-wrap { color: var(--phy-violet); }
body.physics-platform .phy-hero__frameCorner .phy-icon-wrap,
body.physics-platform .phy-feature__watermark .phy-icon-wrap,
body.physics-platform .phy-hero__portraitEmpty .phy-icon-wrap,
body.physics-platform .auth-imgPane__symbols .phy-icon-wrap { color: var(--phy-violet); }
body.physics-platform .phy-metric__ico { color: #fff; }
body.physics-platform .phy-cta__deco .phy-icon-wrap { color: rgba(255, 255, 255, 0.9); }
body.physics-platform .phy-grade__stamp .phy-icon-wrap { color: #fff; }

/* خط مونوسبيس للشارة الصغيرة فقط */
body.physics-platform .phy-hero__kicker { font-family: var(--font-mono); }

/* ── خلفية: رموز كود منجرفة ── */
.phy-bg__code { position: absolute; inset: 0; overflow: hidden; }
.phy-bg__token {
  position: absolute;
  transform: translate(-50%, -50%);
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.4vw, 1rem);
  font-weight: 700;
  white-space: nowrap;
  color: var(--phy-violet);
  opacity: 0.08;
  letter-spacing: 0.02em;
  animation: phyTokenDrift 9s ease-in-out infinite;
  pointer-events: none;
  user-select: none;
}
.phy-bg__token:nth-child(3n) { color: var(--phy-pink); }
.phy-bg__token:nth-child(3n+1) { color: var(--phy-cyan); }
html[data-theme="dark"] .phy-bg__token { opacity: 0.12; }
@keyframes phyTokenDrift {
  0%, 100% { transform: translate(-50%, -50%); opacity: 0.12; }
  50% { transform: translate(-50%, calc(-50% - 14px)); opacity: 0.26; }
}
@media (prefers-reduced-motion: reduce) { .phy-bg__token { animation: none; } }

/* ── الهيرو: تصميم مشرق هوائي (بدون بطاقة داكنة) ── */
body.physics-platform .phy-hero {
  min-height: auto;
  padding: clamp(24px, 5vw, 56px) 0 clamp(20px, 4vw, 40px);
}
body.physics-platform .phy-hero__backdrop { background: var(--grad-hero); }
@media (min-width: 961px) {
  body.physics-platform .phy-hero__grid { grid-template-columns: 1.05fr 0.95fr; align-items: center; }
}
body.physics-platform .phy-hero__panel {
  background: none !important;
  background-color: transparent !important;
  background-image: none !important;
  border: 0 !important;
  border-radius: 0;
  box-shadow: none !important;
  color: var(--phy-ink);
  padding: 0;
  isolation: auto;
}
body.physics-platform .phy-hero__panel::before,
body.physics-platform .phy-hero__panel::after { content: none !important; display: none !important; }
body.physics-platform .phy-hero__panelBorder { display: none !important; }
body.physics-platform .phy-hero__panelInk {
  background: transparent !important;
  border: 0 !important;
  border-radius: 0;
  box-shadow: none !important;
  padding: 0 !important;
}

/* شارة علوية ملوّنة */
body.physics-platform .phy-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.14), rgba(249, 115, 22, 0.14));
  border: 1px solid rgba(249, 115, 22, 0.28);
  color: var(--phy-violet);
  font-weight: 800;
  text-shadow: none;
}
body.physics-platform .phy-hero__title {
  color: var(--phy-ink);
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  line-height: 1.15;
  text-shadow: none;
}
/* كلمة مميّزة بتدرّج */
body.physics-platform .phy-hero__title { background: none; }
body.physics-platform .phy-hero__desc {
  color: var(--phy-muted);
  font-weight: 600;
  text-shadow: none;
}
html[data-theme="dark"] body.physics-platform .phy-hero__title { color: #fff; }
html[data-theme="dark"] body.physics-platform .phy-hero__desc { color: var(--phy-muted); }

/* شرائح القيم الملوّنة */
body.physics-platform .phy-hero__value {
  background: var(--card-bg);
  border: 1px solid var(--phy-line);
  color: var(--phy-ink);
  box-shadow: 0 6px 16px rgba(249, 115, 22, 0.1);
}
body.physics-platform .phy-hero__value:nth-child(1) { border-color: rgba(249, 115, 22, 0.4); }
body.physics-platform .phy-hero__value:nth-child(2) { border-color: rgba(249, 115, 22, 0.4); }
body.physics-platform .phy-hero__value:nth-child(3) { border-color: rgba(34, 193, 230, 0.4); }
body.physics-platform .phy-hero__coords {
  color: var(--phy-violet);
  background: rgba(249, 115, 22, 0.08);
  padding: 8px 14px;
  border-radius: 999px;
  width: fit-content;
}

/* ── بطاقة كود صغيرة مشرقة ── */
body.physics-platform .phy-hero__formula,
body.physics-platform .phy-hero__poem {
  background: var(--card-bg);
  border: 1px solid var(--phy-line);
  border-inline-start: 4px solid var(--phy-violet);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.12);
  padding: 16px 18px;
}
html[data-theme="dark"] body.physics-platform .phy-hero__formula,
html[data-theme="dark"] body.physics-platform .phy-hero__poem { background: var(--card-bg); }
body.physics-platform .phy-hero__formula p,
body.physics-platform .phy-hero__poem p {
  font-family: var(--font-mono);
  font-size: clamp(0.84rem, 1.7vw, 0.96rem);
  font-weight: 700;
  line-height: 1.7;
  color: var(--phy-violet);
  letter-spacing: 0;
  text-shadow: none;
}
body.physics-platform .phy-hero__formula p + p,
body.physics-platform .phy-hero__poem p + p { color: var(--phy-pink); font-weight: 600; }

/* أزرار حبوب مبهجة */
body.physics-platform .phy-btn {
  border-radius: 999px;
  padding: 13px 26px;
}
body.physics-platform .phy-btn--accent,
body.physics-platform .phy-btn--gold {
  background: linear-gradient(135deg, var(--phy-violet), var(--phy-pink));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.32);
}
body.physics-platform .phy-btn--accent:hover,
body.physics-platform .phy-btn--gold:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(249, 115, 22, 0.42); }
body.physics-platform .phy-hero__panel .phy-btn--outline,
body.physics-platform .phy-btn--outline {
  background: var(--card-bg);
  border: 2px solid rgba(249, 115, 22, 0.4);
  color: var(--phy-violet);
}
body.physics-platform .phy-hero__panel .phy-btn--outline:hover,
body.physics-platform .phy-btn--outline:hover { background: rgba(249, 115, 22, 0.1); }
/* أزرار الهيدر تبقى بيضاء على التدرّج */
body.physics-platform .phy-nav .phy-btn--outline,
body.physics-platform .phy-drawer .phy-btn--outline {
  background: rgba(255, 255, 255, 0.14);
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  color: #fff;
}
body.physics-platform .phy-nav .phy-btn--outline:hover,
body.physics-platform .phy-drawer .phy-btn--outline:hover {
  background: rgba(255, 255, 255, 0.24);
}
body.physics-platform .phy-nav .phy-btn--accent,
body.physics-platform .phy-drawer .phy-btn--accent {
  background: #fff;
  color: #c2410c;
  border-color: transparent;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

/* إطار الصورة — بلوب ملوّن دائري ناعم */
body.physics-platform .phy-hero__frame {
  background: linear-gradient(145deg, rgba(249, 115, 22, 0.22), rgba(249, 115, 22, 0.18) 55%, rgba(34, 193, 230, 0.2));
  border: 0;
  border-radius: 32px 32px 32px 90px;
  padding: 16px;
  box-shadow: 0 30px 60px rgba(249, 115, 22, 0.22);
}
body.physics-platform .phy-hero__frameBorder { border-color: rgba(255, 255, 255, 0.6); border-radius: 24px 24px 24px 78px; }
body.physics-platform .phy-hero__portrait { background: #fff; border-radius: 22px 22px 22px 74px; box-shadow: none; }
body.physics-platform .phy-hero__portrait img { border-radius: inherit; }
body.physics-platform .phy-hero__portraitEmpty { background: linear-gradient(160deg, var(--phy-violet), var(--phy-pink)); }
/* شارات الزوايا الملوّنة */
body.physics-platform .phy-hero__frameCorner {
  background: #fff;
  border: 0;
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.25);
  border-radius: 16px;
}
body.physics-platform .phy-hero__frameCorner--tl .phy-icon-wrap { color: var(--phy-violet); }
body.physics-platform .phy-hero__frameCorner--tr .phy-icon-wrap { color: var(--phy-pink); }
body.physics-platform .phy-hero__frameCorner--bl .phy-icon-wrap { color: var(--phy-cyan); }
body.physics-platform .phy-hero__frameCorner--br .phy-icon-wrap { color: var(--phy-amberc); }
/* بطاقات عائمة مشرقة */
body.physics-platform .phy-hero__float {
  background: #fff;
  border: 0;
  border-radius: 16px;
  box-shadow: 0 12px 28px rgba(249, 115, 22, 0.22);
}
html[data-theme="dark"] body.physics-platform .phy-hero__float { background: var(--card-bg-strong); }
/* شريط الأيقونات السفلي */
body.physics-platform .phy-hero__iconStrip {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--phy-line);
  border-radius: 18px;
  backdrop-filter: blur(8px);
}
html[data-theme="dark"] body.physics-platform .phy-hero__iconStrip { background: rgba(33, 26, 77, 0.6); }
body.physics-platform .phy-hero__iconItem { background: #fff; border: 0; border-radius: 14px; box-shadow: 0 6px 16px rgba(249, 115, 22, 0.16); }
body.physics-platform .phy-hero__iconItem:nth-child(3n) .phy-icon-wrap { color: var(--phy-pink); }
body.physics-platform .phy-hero__iconItem:nth-child(3n+1) .phy-icon-wrap { color: var(--phy-violet); }
body.physics-platform .phy-hero__iconItem:nth-child(3n+2) .phy-icon-wrap { color: var(--phy-cyan); }
html[data-theme="dark"] body.physics-platform .phy-hero__iconItem { background: var(--card-bg-strong); }

/* ── الإحصائيات: شرائح متدرّجة ملوّنة ── */
body.physics-platform .phy-metric {
  border-radius: 20px;
  border: 0;
  color: #fff;
  box-shadow: 0 16px 34px rgba(249, 115, 22, 0.22);
}
body.physics-platform .phy-metrics > *:nth-child(4n+1) .phy-metric,
body.physics-platform .phy-metric:nth-child(4n+1) { background: linear-gradient(135deg, #f97316, #fb923c); }
body.physics-platform .phy-metrics > *:nth-child(4n+2) .phy-metric,
body.physics-platform .phy-metric:nth-child(4n+2) { background: linear-gradient(135deg, #f59e0b, #fcd34d); }
body.physics-platform .phy-metrics > *:nth-child(4n+3) .phy-metric,
body.physics-platform .phy-metric:nth-child(4n+3) { background: linear-gradient(135deg, #2563eb, #60a5fa); }
body.physics-platform .phy-metrics > *:nth-child(4n+4) .phy-metric,
body.physics-platform .phy-metric:nth-child(4n+4) { background: linear-gradient(135deg, #ea580c, #f59e0b); }
body.physics-platform .phy-metric__val,
body.physics-platform .phy-metric__lbl { color: #fff; }
body.physics-platform .phy-metric__lbl { opacity: 0.92; }
body.physics-platform .phy-metric__ico { background: rgba(255, 255, 255, 0.22); border-color: rgba(255, 255, 255, 0.3); }

/* ── بطاقات المميزات — شبكة متساوية + نص واضح ── */
body.physics-platform .phy-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: stretch;
}
@media (min-width: 761px) {
  body.physics-platform .phy-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}
body.physics-platform .phy-feature,
body.physics-platform .phy-feature--lead {
  grid-column: auto;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.10);
  border-radius: 22px;
  border-inline-start: 0;
  box-shadow: 0 12px 28px rgba(249, 115, 22, 0.10);
  padding: 28px 26px;
  min-height: 0;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
body.physics-platform .phy-feature::before,
body.physics-platform .phy-feature::after { content: none !important; display: none !important; }
body.physics-platform .phy-feature:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(249, 115, 22, 0.16);
}
body.physics-platform .phy-feature__watermark {
  position: relative;
  inset: auto;
  width: 52px;
  height: 52px;
  margin: 0 0 4px;
  padding: 12px;
  border-radius: 16px;
  color: #fff;
  opacity: 1;
  box-shadow: 0 8px 18px rgba(249, 115, 22, 0.25);
}
body.physics-platform .phy-feature__adminIco {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(249, 115, 22, 0.18);
}
body.physics-platform .phy-feature:nth-child(4n+1) .phy-feature__watermark { background: linear-gradient(135deg, #f97316, #fb923c); }
body.physics-platform .phy-feature:nth-child(4n+2) .phy-feature__watermark { background: linear-gradient(135deg, #f59e0b, #fcd34d); }
body.physics-platform .phy-feature:nth-child(4n+3) .phy-feature__watermark { background: linear-gradient(135deg, #2563eb, #60a5fa); }
body.physics-platform .phy-feature:nth-child(4n+4) .phy-feature__watermark { background: linear-gradient(135deg, #ea580c, #f59e0b); }
body.physics-platform .phy-feature__watermark .phy-icon-wrap { color: #fff; width: 100%; height: 100%; }
body.physics-platform .phy-feature h3 {
  margin: 0;
  color: #1a1440;
  font-size: 1.18rem;
  font-weight: 800;
  line-height: 1.45;
}
body.physics-platform .phy-feature p {
  margin: 0;
  color: #475569;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.8;
}
body.physics-platform .phy-feature--dark {
  background: linear-gradient(145deg, #1d4ed8, #2563eb);
  border-color: transparent;
  box-shadow: 0 14px 32px rgba(234, 88, 12, 0.28);
}
body.physics-platform .phy-feature--dark h3 { color: #fff; }
body.physics-platform .phy-feature--dark p { color: rgba(255, 255, 255, 0.94); }

/* وضوح العناوين والأوصاف */
body.physics-platform .phy-section__head h2 { color: #1a1440; }
body.physics-platform .phy-section__head p { color: #475569; }

/* ── المسارات (الصفوف) — بطاقات ملوّنة ── */
body.physics-platform .phy-grade {
  background: var(--card-bg);
  border: 1px solid var(--phy-line);
  border-radius: 22px;
  box-shadow: 0 14px 34px rgba(249, 115, 22, 0.1);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
body.physics-platform .phy-grade:hover { transform: translateY(-6px); box-shadow: 0 22px 44px rgba(249, 115, 22, 0.18); }
body.physics-platform .phy-grade__ribbon {
  border-radius: 999px;
  background: linear-gradient(135deg, var(--phy-violet), var(--phy-pink));
  color: #fff;
}
body.physics-platform .phy-grade__stamp {
  border: 0;
  color: #fff;
  border-radius: 16px;
}
body.physics-platform .phy-grade:nth-child(3n+1) .phy-grade__stamp { background: linear-gradient(135deg, #f97316, #fb923c); }
body.physics-platform .phy-grade:nth-child(3n+2) .phy-grade__stamp { background: linear-gradient(135deg, #f59e0b, #fcd34d); }
body.physics-platform .phy-grade:nth-child(3n+3) .phy-grade__stamp { background: linear-gradient(135deg, #2563eb, #60a5fa); }

/* ── CTA — بانر متدرّج مبهج ── */
body.physics-platform .phy-cta__inner {
  border-radius: 28px;
  border: 0;
  background: linear-gradient(135deg, #ea580c 0%, #f97316 45%, #fbbf24 100%);
  box-shadow: 0 26px 60px rgba(249, 115, 22, 0.34);
}
body.physics-platform .phy-cta__inner h2,
body.physics-platform .phy-cta__inner p { color: #fff; }
body.physics-platform .phy-cta__inner h2::before { content: none; }
body.physics-platform .phy-cta .phy-btn--accent,
body.physics-platform .phy-cta .phy-btn--gold {
  background: #fff;
  color: var(--phy-violet);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
}

/* ── الهيدر — شريط متدرّج مبهج ── */
body.physics-platform .phy-header {
  background: linear-gradient(135deg, #ea580c 0%, #f97316 50%, #fbbf24 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 6px 24px rgba(249, 115, 22, 0.28);
}
body.physics-platform .phy-brand__logo { border-radius: 14px; }
body.physics-platform .phy-brand__logoFallback {
  font-family: var(--font-mono);
  font-weight: 800;
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}
body.physics-platform .phy-brand__text small { opacity: 1; color: #fff; text-shadow: 0 1px 3px rgba(124, 45, 18, 0.55); }

/* ── الحفاظ على البطاقات المتدرّجة في الوضع الداكن ── */
html[data-theme="dark"] body.physics-platform .phy-metric:nth-child(4n+1) { background: linear-gradient(135deg, #f97316, #fb923c); }
html[data-theme="dark"] body.physics-platform .phy-metric:nth-child(4n+2) { background: linear-gradient(135deg, #f59e0b, #fcd34d); }
html[data-theme="dark"] body.physics-platform .phy-metric:nth-child(4n+3) { background: linear-gradient(135deg, #2563eb, #60a5fa); }
html[data-theme="dark"] body.physics-platform .phy-metric:nth-child(4n+4) { background: linear-gradient(135deg, #ea580c, #f59e0b); }
html[data-theme="dark"] body.physics-platform .phy-metric { border: 0; }
html[data-theme="dark"] body.physics-platform .phy-feature,
html[data-theme="dark"] body.physics-platform .phy-feature--lead {
  background: #2f2110;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
}
html[data-theme="dark"] body.physics-platform .phy-feature h3 { color: #ffffff; }
html[data-theme="dark"] body.physics-platform .phy-feature p { color: #d8d2f5; }
html[data-theme="dark"] body.physics-platform .phy-feature--dark {
  background: linear-gradient(145deg, #1d4ed8, #3b82f6);
  border-color: transparent;
}
html[data-theme="dark"] body.physics-platform .phy-feature--dark h3 { color: #fff; }
html[data-theme="dark"] body.physics-platform .phy-feature--dark p { color: rgba(255, 255, 255, 0.94); }
html[data-theme="dark"] body.physics-platform .phy-section__head h2 { color: #ffffff; }
html[data-theme="dark"] body.physics-platform .phy-section__head p { color: #cbd5e1; }
html[data-theme="dark"] body.physics-platform .phy-grade {
  background: #2f2110;
  border-color: rgba(255, 255, 255, 0.12);
}
html[data-theme="dark"] body.physics-platform .phy-grade__body h3 { color: #ffffff; }
html[data-theme="dark"] body.physics-platform .phy-grade__body span { color: #fdba74; }
html[data-theme="dark"] body.physics-platform .phy-hero__title { color: #ffffff; }
html[data-theme="dark"] body.physics-platform .phy-hero__desc { color: #cbd5e1; }
html[data-theme="dark"] body.physics-platform .phy-hero__value {
  background: #2f2110;
  border-color: rgba(255, 255, 255, 0.14);
  color: #f8fafc;
}
html[data-theme="dark"] body.physics-platform .phy-hero__formula,
html[data-theme="dark"] body.physics-platform .phy-hero__poem {
  background: #2f2110;
  border-color: rgba(255, 255, 255, 0.12);
}
html[data-theme="dark"] body.physics-platform .phy-hero__formula p { color: #fdba74; }
html[data-theme="dark"] body.physics-platform .phy-hero__formula p + p,
html[data-theme="dark"] body.physics-platform .phy-hero__poem p + p { color: #ff9fc7; }
html[data-theme="dark"] body.physics-platform .phy-btn--outline {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(196, 184, 255, 0.45);
  color: #eae6ff;
}

/* خلفية زخرفية أخف حتى لا تنافس النص */
body.physics-platform .phy-bg .phy-icon-wrap,
body.physics-platform .phy-bg__iconField .phy-icon-wrap {
  opacity: 0.45;
}
html[data-theme="dark"] body.physics-platform .phy-bg .phy-icon-wrap,
html[data-theme="dark"] body.physics-platform .phy-bg__iconField .phy-icon-wrap {
  opacity: 0.35;
}

/* ═══════════════════════════════════════════════════════════════════
   MOBILE — نفس هوية الكمبيوتر، بترتيب عمودي مناسب للموبايل
   ═══════════════════════════════════════════════════════════════════ */

/* تابلت: عمودان مضغوطان مثل الكمبيوتر */
@media (max-width: 960px) and (min-width: 769px) {
  body.physics-platform {
    --phy-header-h: 78px;
    --phy-wrap: min(100%, calc(100% - 32px));
  }
  body.physics-platform .phy-header {
    background: linear-gradient(135deg, #ea580c 0%, #f97316 50%, #fbbf24 100%) !important;
  }
  body.physics-platform .phy-header__inner {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }
  body.physics-platform .phy-nav { display: flex !important; }
  body.physics-platform .phy-burger { display: none !important; }
  body.physics-platform .phy-nav .phy-btn {
    padding: 9px 14px;
    font-size: 0.82rem;
    border-radius: 999px;
  }
  body.physics-platform .phy-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr) !important;
    gap: 18px;
    align-items: center;
  }
  body.physics-platform .phy-hero__visual { order: 0 !important; min-height: 0 !important; }
  body.physics-platform .phy-hero__frame { width: min(300px, 36vw) !important; }
  body.physics-platform .phy-features { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  body.physics-platform .phy-metrics__grid { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  body.physics-platform .phy-grades { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  body.physics-platform .auth-grid { grid-template-columns: 1fr 1fr !important; }
}

/* الموبايل: عمود واحد واضح — نفس الألوان والأزرار والبطاقات */
@media (max-width: 768px) {
  body.physics-platform {
    --phy-header-h: 70px;
    --phy-wrap: min(100%, calc(100% - 24px));
    overflow-x: hidden;
  }
  body.physics-platform .phy-wrap { width: var(--phy-wrap); max-width: 100%; }

  body.physics-platform .phy-header {
    height: var(--phy-header-h);
    background: linear-gradient(135deg, #ea580c 0%, #f97316 50%, #fbbf24 100%) !important;
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.25);
  }
  body.physics-platform .phy-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
  }
  body.physics-platform .phy-brand { min-width: 0; gap: 10px; }
  body.physics-platform .phy-brand__logo {
    width: 46px;
    height: 46px;
    border-radius: 12px;
  }
  body.physics-platform .phy-brand__text strong {
    display: block;
    font-size: 0.95rem;
    max-width: 52vw;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  body.physics-platform .phy-brand__text small {
    display: block;
    font-size: 0.68rem;
    max-width: 52vw;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  body.physics-platform .phy-nav { display: none !important; }
  body.physics-platform .phy-burger { display: flex !important; }
  body.physics-platform .phy-header__tools { gap: 8px; }
  body.physics-platform .phy-header__tools .theme-switch--pro {
    --ts-w: 58px;
    --ts-h: 30px;
  }
  body.physics-platform .phy-drawer {
    background: linear-gradient(135deg, #ea580c, #f97316 50%, #fbbf24);
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding: 14px 16px;
  }
  body.physics-platform .phy-drawer .phy-btn {
    width: 100%;
    justify-content: center;
    border-radius: 999px;
    padding: 12px 16px;
  }

  /* الهيرو — نفس روح الكمبيوتر: صورة + شريط أيقونات + نص (بدون ازدحام) */
  body.physics-platform .phy-hero {
    min-height: 0 !important;
    padding: 16px 0 28px;
    overflow: hidden;
  }
  body.physics-platform .phy-hero__grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 20px;
    align-items: stretch;
  }
  body.physics-platform .phy-hero__panel,
  body.physics-platform .phy-hero__panelInk {
    order: 2 !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    overflow: visible;
    text-align: start;
  }
  body.physics-platform .phy-hero__visual {
    order: 1 !important;
    min-height: 0 !important;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 4px 0 8px;
    position: relative;
  }

  /* إخفاء البطاقات العائمة — تسبب تكدسًا عموديًا؛ الزوايا + الشريط كافيان */
  body.physics-platform .phy-hero__floats,
  body.physics-platform.student-perf-lite .phy-hero__floats,
  body.physics-platform.android-native-app .phy-hero__floats {
    display: none !important;
  }
  body.physics-platform .phy-hero__iconField {
    display: block !important;
    opacity: 0.22;
  }
  body.physics-platform .phy-bg {
    display: block !important;
  }
  body.physics-platform .phy-bg--lite .phy-bg__token {
    font-size: 0.68rem;
    opacity: 0.35;
  }
  body.physics-platform .phy-cta__deco {
    display: block !important;
    opacity: 0.18;
  }
  body.physics-platform .phy-cta__deco .phy-icon-wrap {
    display: block !important;
    width: 56px !important;
    height: 56px !important;
  }

  body.physics-platform .phy-hero__frame {
    width: min(300px, 78vw) !important;
    max-width: 100%;
    margin-inline: auto;
    padding: 14px;
    position: relative;
    z-index: 2;
    aspect-ratio: 4 / 5;
  }
  body.physics-platform .phy-hero__frameBorder {
    display: block !important;
    inset: 12px;
    border-radius: 18px 18px 18px 52px;
  }
  body.physics-platform .phy-hero__portrait {
    inset: 14px;
    border-radius: 16px 16px 16px 48px;
  }
  body.physics-platform .phy-hero__portrait,
  body.physics-platform .phy-hero__portrait img {
    border-radius: inherit;
  }
  body.physics-platform .phy-hero__frameCorners {
    display: block !important;
  }
  body.physics-platform .phy-hero__frameCorner {
    width: 38px;
    height: 38px;
    padding: 6px;
    display: grid !important;
    border-radius: 12px;
  }
  body.physics-platform .phy-hero__frameCorner--tl { top: -6px; left: -6px; }
  body.physics-platform .phy-hero__frameCorner--tr { top: -6px; right: -6px; }
  body.physics-platform .phy-hero__frameCorner--bl { bottom: -6px; left: -6px; }
  body.physics-platform .phy-hero__frameCorner--br { bottom: -6px; right: -6px; }

  /* شريط الأيقونات مخفي على الموبايل — الإطار وزواياه كافيان ويمنع تبعثر الرموز */
  body.physics-platform .phy-hero__iconStrip {
    display: none !important;
  }

  body.physics-platform .phy-hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
  }
  body.physics-platform .phy-hero__badges .phy-tag {
    font-size: 0.78rem;
    padding: 6px 12px;
  }
  body.physics-platform .phy-hero__kicker {
    font-size: 0.8rem;
    padding: 7px 14px;
  }
  body.physics-platform .phy-hero__title {
    font-size: clamp(1.65rem, 7vw, 2.2rem) !important;
    line-height: 1.3;
    margin: 10px 0 12px;
  }
  body.physics-platform .phy-hero__desc {
    font-size: 1rem !important;
    line-height: 1.75;
    max-width: none !important;
    margin-bottom: 16px;
  }
  body.physics-platform .phy-hero__values {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    max-width: none !important;
    margin-bottom: 16px;
  }
  body.physics-platform .phy-hero__value {
    font-size: 0.86rem;
    padding: 8px 12px;
  }
  body.physics-platform .phy-hero__formula,
  body.physics-platform .phy-hero__poem {
    width: 100%;
    max-width: 100%;
    padding: 16px;
    margin-bottom: 18px;
    box-sizing: border-box;
  }
  body.physics-platform .phy-hero__formula p,
  body.physics-platform .phy-hero__poem p {
    font-size: 0.9rem !important;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
  body.physics-platform .phy-hero__actions {
    display: flex !important;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    margin-bottom: 14px;
  }
  body.physics-platform .phy-hero__actions .phy-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 18px;
    font-size: 1rem;
    border-radius: 999px;
  }
  body.physics-platform .phy-hero__coords {
    font-size: 0.72rem;
    max-width: 100%;
    overflow-wrap: anywhere;
    width: 100%;
    justify-content: center;
    text-align: center;
    margin-inline: auto;
  }

  body.physics-platform .phy-metrics__grid {
    grid-template-columns: 1fr !important;
    gap: 14px;
  }
  body.physics-platform .phy-metric {
    padding: 22px 18px;
    border-radius: 20px;
    box-shadow: 0 10px 28px rgba(234, 88, 12, 0.12);
  }
  body.physics-platform .phy-section {
    padding: 48px 0;
  }
  body.physics-platform .phy-section__head {
    max-width: none;
    text-align: center;
    margin-bottom: 22px;
  }
  body.physics-platform .phy-section__head h2 {
    font-size: clamp(1.5rem, 6.5vw, 1.95rem);
    line-height: 1.35;
  }
  body.physics-platform .phy-section__head p {
    font-size: 0.98rem;
    line-height: 1.7;
  }
  body.physics-platform .phy-features {
    grid-template-columns: 1fr !important;
    gap: 14px;
  }
  body.physics-platform .phy-feature,
  body.physics-platform .phy-feature--lead {
    grid-column: auto !important;
    padding: 22px 18px;
    border-radius: 20px;
    box-shadow: 0 12px 28px rgba(234, 88, 12, 0.12);
  }
  body.physics-platform .phy-feature--dark {
    background: linear-gradient(145deg, #1d4ed8, #2563eb) !important;
    border-color: transparent !important;
    color: #fff;
  }
  body.physics-platform .phy-feature--dark h3,
  body.physics-platform .phy-feature--dark p {
    color: #fff !important;
  }
  body.physics-platform .phy-feature__watermark {
    width: 52px !important;
    height: 52px !important;
    border-radius: 16px !important;
    margin-bottom: 14px;
  }
  body.physics-platform .phy-feature h3 {
    font-size: 1.15rem !important;
    margin-bottom: 8px;
  }
  body.physics-platform .phy-feature p {
    font-size: 0.95rem !important;
    line-height: 1.75;
  }
  body.physics-platform .phy-grades {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
  body.physics-platform .phy-grade {
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 14px 34px rgba(234, 88, 12, 0.14);
  }
  body.physics-platform .phy-grade__img {
    min-height: 180px;
  }
  body.physics-platform .phy-grade__body {
    padding: 18px 16px 20px;
  }
  body.physics-platform .phy-grade__body h3 {
    font-size: 1.15rem;
  }
  body.physics-platform .phy-cta {
    padding: 8px 0 calc(48px + env(safe-area-inset-bottom, 0px));
  }
  body.physics-platform .phy-cta__inner {
    border-radius: 24px;
    padding: 32px 20px;
    text-align: center;
    box-shadow: 0 18px 40px rgba(234, 88, 12, 0.28);
  }
  body.physics-platform .phy-cta__inner h2 {
    font-size: clamp(1.35rem, 6vw, 1.75rem);
  }
  body.physics-platform .phy-cta__inner p {
    font-size: 0.98rem;
    margin-bottom: 18px;
  }
  body.physics-platform .phy-cta .phy-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 18px;
    font-size: 1.05rem;
    border-radius: 999px;
  }
  body.physics-platform .phy-cta .phy-btn--accent,
  body.physics-platform .phy-cta .phy-btn--gold {
    background: #fff !important;
    color: #c2410c !important;
    font-weight: 800 !important;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.15) !important;
  }

  /* Footer: مساحة آمنة + أزرار واضحة */
  body.physics-platform .phy-footer {
    padding: 42px 0 calc(28px + env(safe-area-inset-bottom, 16px));
  }
  body.physics-platform .phy-footer__top {
    grid-template-columns: 1fr !important;
    gap: 26px;
    text-align: center;
    justify-items: center;
  }
  body.physics-platform .phy-footer__brand p {
    margin-inline: auto;
    max-width: 34ch;
  }
  body.physics-platform .phy-footer__links {
    justify-content: center;
  }
  body.physics-platform .phy-footer__col {
    width: 100%;
    max-width: 420px;
  }
  body.physics-platform .phy-footer__col h3 {
    text-align: center;
    font-size: 1.1rem;
  }
  body.physics-platform .phy-footer__social {
    gap: 12px;
  }
  body.physics-platform .phy-footer__socialLink {
    justify-content: flex-start;
    padding: 12px 14px;
    font-size: 1.05rem;
  }
  body.physics-platform .phy-footer__socialIco {
    width: 52px;
    height: 52px;
    min-width: 52px;
    border-radius: 16px;
  }
  body.physics-platform .phy-footer__socialIco img,
  body.physics-platform .phy-footer__socialIco svg {
    width: 30px;
    height: 30px;
  }
  body.physics-platform .phy-footer__phone {
    justify-content: center;
    font-size: 1.1rem;
  }
  body.physics-platform .phy-footer__phoneIco {
    width: 46px;
    height: 46px;
    min-width: 46px;
  }
  body.physics-platform .phy-footer__bar {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
  }

  body.physics-platform .auth-grid,
  body.physics-platform .auth-grid:has(.auth-img) {
    grid-template-columns: 1fr !important;
  }
  /* الصورة كاملة فوق النموذج بدون قص */
  body.physics-platform .auth-imgPane {
    order: -1;
    width: 100%;
    display: block !important;
  }
  body.physics-platform .auth-imgPane:has(.auth-img),
  body.physics-platform .auth-imgPane--register:has(.auth-img) {
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    padding: 0 !important;
    overflow: visible !important;
    position: relative !important;
    background: linear-gradient(160deg, #1e1458, #3b1d8f);
  }
  body.physics-platform .auth-imgPane img,
  body.physics-platform .auth-img {
    position: relative !important;
    inset: auto !important;
    width: 100% !important;
    height: auto !important;
    max-height: none !important;
    object-fit: contain !important;
    object-position: center center !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    z-index: 2 !important;
  }
  body.physics-platform .auth-imgPane:not(:has(.auth-img)) {
    min-height: 200px;
    display: flex !important;
    align-items: center;
    justify-content: center;
  }
  body.physics-platform .auth-card {
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(234, 88, 12, 0.16);
  }
  body.physics-platform .auth__row--2,
  body.physics-platform .auth__row--3 {
    grid-template-columns: 1fr !important;
  }
  body.physics-platform .btn-submit { width: 100%; }
}

@media (max-width: 480px) {
  body.physics-platform {
    --phy-header-h: 64px;
    --phy-wrap: min(100%, calc(100% - 20px));
  }
  body.physics-platform .phy-brand__text small { display: none; }
  body.physics-platform .phy-hero__frame {
    width: min(268px, 76vw) !important;
  }
  body.physics-platform .phy-hero__frameCorner {
    width: 34px;
    height: 34px;
    padding: 5px;
  }
  body.physics-platform .phy-hero__iconStrip {
    width: min(100%, 300px);
    gap: 6px;
    padding: 8px 10px;
  }
  body.physics-platform .phy-hero__iconItem {
    width: 36px;
    height: 36px;
    padding: 6px;
  }
  body.physics-platform .phy-hero__title {
    font-size: clamp(1.5rem, 6.8vw, 1.95rem) !important;
  }
  body.physics-platform .phy-footer__links a {
    font-size: 0.82rem;
    padding: 8px 12px;
  }
}