/* ==========================================================================
   Sections: header, hero, why-us, mobile action bar
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Header: light surface, so the navy logo stays legible
   -------------------------------------------------------------------------- */

.header {
  /* sticky وليس fixed: يسمح لشريط العرض بالانزلاق للأعلى ثم يثبت الهيدر */
  position: sticky;
  inset-block-start: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  background: var(--header-bg);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.header.is-stuck {
  background: var(--header-bg-stuck);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  height: 100%;
}

.header__cta { display: none; }

@media (min-width: 768px) {
 :root { --header-h: 76px; }
  .header__cta { display: inline-flex; }
  .logo__mark { height: 48px; }
}

/* --------------------------------------------------------------------------
   2. Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: var(--sp-6) var(--sp-9);
  background:
    radial-gradient(120% 80% at 50% 0%, var(--navy-600) 0%, transparent 60%),
    linear-gradient(170deg, var(--navy-800), var(--navy-900) 70%);
  color: var(--text-on-dark);
  text-align: center;
}

/* slow-drifting gold glow: the only continuous animation on the page */
.hero::before {
  content: "";
  position: absolute;
  z-index: var(--z-decor);
  inset-block-start: -30%;
  inset-inline-start: 50%;
  width: min(140vw, 1000px);
  aspect-ratio: 1;
  translate: -50% 0;
  background: radial-gradient(circle, var(--gold-glow) 0%, transparent 62%);
  animation: heroGlow 16s var(--ease) infinite alternate;
  pointer-events: none;
}

@keyframes heroGlow {
  from { transform: translate3d(-6%, -3%, 0) scale(1);    opacity: .75; }
  to   { transform: translate3d( 6%,  4%, 0) scale(1.14); opacity: 1;   }
}

/* faint diagonal gold hairlines echoing the logo's swoosh */
.hero::after {
  content: "";
  position: absolute;
  z-index: var(--z-decor);
  inset: 0;
  background-image:
    linear-gradient(115deg, transparent 38%, var(--gold-tint-wash) 39%, transparent 40%),
    linear-gradient(115deg, transparent 62%, var(--scrim-1) 63%, transparent 64%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: var(--z-content);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
}

@media (min-width: 620px) {
  .hero__inner { gap: var(--sp-5); }
}

.hero h1 {
  color: var(--white);
  max-width: 16ch;
  text-wrap: balance;
}

.hero h1 .accent {
  position: relative;
  color: var(--gold-400);
  white-space: nowrap;
}

/* gold underline that draws itself once, after the heading has arrived */
.hero h1 .accent::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  inset-block-end: -.12em;
  height: 4px;
  border-radius: var(--r-full);
  background: linear-gradient(90deg, var(--gold-600), var(--gold-300));
  transform: scaleX(0);
  transform-origin: right; /* RTL: الخط الذهبي يُرسم من اليمين */
  animation: drawUnderline var(--dur-slower) var(--ease-out) 900ms forwards;
}

@keyframes drawUnderline { to { transform: scaleX(1); } }

.hero__lead {
  color: var(--text-on-dark-soft);
  font-size: var(--fs-md);
  max-width: 46ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-3);
  width: 100%;
  max-width: 420px;
}

.hero__actions .btn { flex: 1 1 170px; }


/* --------------------------------------------------------------------------
   Hero offers: grouped and placed above the buttons so both are visible
   without scrolling on a phone
   -------------------------------------------------------------------------- */

.hero__offers {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  width: 100%;
  max-width: 420px;
  padding: var(--sp-2) var(--sp-3) var(--sp-3);
  border-radius: var(--r-md);
  background: var(--gold-tint-soft);
  border: 1px solid var(--gold-tint-hairline);
}

.hero__offers-label {
  display: block;
  margin-bottom: var(--sp-1);
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-black);
  letter-spacing: .04em;
  color: var(--gold-300);
}

.offer-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-height: 46px;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  background: var(--scrim-2);
  color: var(--white);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  line-height: 1.3;
  text-align: start;
  transition:
    background-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.offer-row span { flex: 1; }
.offer-row > svg:first-child { width: 18px; height: 18px; flex: none; color: var(--gold-400); }
.offer-row__arrow { width: 14px; height: 14px; flex: none; opacity: .75; transition: transform var(--dur) var(--ease); }

.offer-row:hover { background: var(--scrim-3); transform: translateX(-2px); }
.offer-row:hover .offer-row__arrow { transform: translateX(-3px); }

@media (min-width: 620px) {
  .hero__offers { max-width: 560px; }
}

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-2);
  margin-top: var(--sp-2);
}

/* gold arc that hands the eye down into the cream body */
.hero__arc {
  position: absolute;
  z-index: var(--z-content);
  inset-inline: -10%;
  inset-block-end: -1px;
  height: clamp(40px, 8vw, 84px);
  background: var(--bg);
  border-start-start-radius: 50% 100%;
  border-start-end-radius: 50% 100%;
  box-shadow: 0 -2px 0 0 var(--gold-tint-hover);
}

/* entrance sequence */
.hero [data-hero] {
  opacity: 0;
  transform: translateY(20px);
  animation: heroIn var(--dur-slower) var(--ease-out) forwards;
}
.hero [data-hero="1"] { animation-delay: 80ms; transform: translateY(12px) scale(.94); }
.hero [data-hero="2"] { animation-delay: 260ms; }
.hero [data-hero="3"] { animation-delay: 420ms; }
.hero [data-hero="4"] { animation-delay: 560ms; }
.hero [data-hero="5"] { animation-delay: 700ms; }
.hero [data-hero="6"] { animation-delay: 840ms; }

@keyframes heroIn { to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  .hero [data-hero],
  .hero h1 .accent::after { opacity: 1; transform: none; animation: none; }
  .hero h1 .accent::after { transform: scaleX(1); }
  .hero::before { animation: none; }
}

@media (min-width: 768px) {
  .hero__actions { max-width: none; width: auto; }
  .hero__actions .btn { flex: 0 0 auto; padding-inline: var(--sp-6); }
}

/* --------------------------------------------------------------------------
   3. Why us
   -------------------------------------------------------------------------- */

.why { background: var(--bg); }

.why__grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}

@media (min-width: 620px) {
  .why__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 980px) {
  .why__grid { grid-template-columns: repeat(3, 1fr); }
}

/* --------------------------------------------------------------------------
   4. Fixed mobile action bar: the phone number is always one tap away
   -------------------------------------------------------------------------- */

.mobilebar {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: var(--z-mobilebar);
  display: flex;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--gutter);
  padding-block-end: calc(var(--sp-3) + env(safe-area-inset-bottom, 0px));
  background: var(--header-bg-stuck);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
}

.mobilebar .btn { flex: 1; }

@media (min-width: 768px) {
  .mobilebar { display: none; }
}

/* --------------------------------------------------------------------------
   5. Grades: الصفوف والمراحل
   -------------------------------------------------------------------------- */

.grades { background: var(--bg-elevated); }

.grades__grid {
  display: grid;
  gap: var(--sp-3);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 620px) { .grades__grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 980px) { .grades__grid { grid-template-columns: repeat(4, 1fr); } }

.grade {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-2);
  width: 100%;
  min-height: 108px;
  padding: var(--sp-4);
  text-align: start;
  background: linear-gradient(155deg, var(--cream-50), var(--white));
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.grade:hover,
.grade:focus-visible {
  transform: translateY(-3px);
  border-color: var(--gold-500);
  box-shadow: var(--shadow-md);
}

.grade__label {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: var(--fw-black);
  line-height: 1.3;
  color: var(--navy-700);
}

.grade__hint {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  margin-top: auto;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--gold-600);
  opacity: .75;
  transition: opacity var(--dur) var(--ease), gap var(--dur) var(--ease);
}

.grade:hover .grade__hint { opacity: 1; gap: var(--sp-2); }
.grade__hint svg { width: 14px; height: 14px; }

/* --------------------------------------------------------------------------
   6. Offers: dark surface
   -------------------------------------------------------------------------- */

.offers {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(90% 60% at 80% 0%, var(--navy-600) 0%, transparent 55%),
    linear-gradient(200deg, var(--navy-800), var(--navy-900));
  color: var(--text-on-dark);
}

.offers .section-head h2 { color: var(--white); }
.offers .section-head p { color: var(--text-on-dark-soft); }
.offers .eyebrow { color: var(--gold-400); }

.offers__grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 860px) {
  .offers__grid { grid-template-columns: 1.15fr .85fr; }
}

.panel {
  position: relative;
  padding: var(--sp-5);
  background: var(--scrim-1);
  border: 1px solid var(--border-on-dark);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.panel::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-300), var(--gold-600));
}

.panel--accent::before {
  background: linear-gradient(90deg, var(--maroon-600), var(--gold-500));
}

.panel__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-3);
  margin-bottom: var(--sp-3);
  border-radius: var(--r-full);
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--navy-900);
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-black);
}

.panel h3 {
  font-size: var(--fs-xl);
  color: var(--white);
  margin-bottom: var(--sp-2);
}

.panel h3 .accent { color: var(--gold-400); }

.panel > p {
  color: var(--text-on-dark-soft);
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
  max-width: none;
}

.panel__list {
  display: grid;
  gap: var(--sp-2);
  margin-block: var(--sp-4);
}

.panel__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
  color: var(--text-on-dark);
}

.panel__list svg {
  width: 18px;
  height: 18px;
  flex: none;
  margin-top: 4px;
  color: var(--gold-400);
}

.panel__figure {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  margin-block: var(--sp-3) var(--sp-4);
  font-family: var(--font-display);
  font-weight: var(--fw-black);
  line-height: 1;
  color: var(--gold-400);
}

.panel__figure b { font-size: clamp(3rem, 2rem + 6vw, 4.5rem); }
.panel__figure span { font-size: var(--fs-lg); }

.panel__note {
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--border-on-dark);
  font-size: var(--fs-xs);
  color: var(--text-on-dark-soft);
  max-width: none;
}

/* --------------------------------------------------------------------------
   8. Contact: الموقع والتواصل
   -------------------------------------------------------------------------- */

.contact { background: var(--bg-elevated); }

.contact__grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}

@media (min-width: 860px) {
  .contact__grid { grid-template-columns: repeat(2, 1fr); }
  .contact__card--wide { grid-column: 1 / -1; }
}

.contact__card {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-5);
  background: linear-gradient(155deg, var(--cream-50), var(--white));
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}

.contact__label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: .04em;
  color: var(--gold-600);
}

.contact__label svg { width: 18px; height: 18px; flex: none; }

.contact__value {
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  line-height: var(--lh-snug);
  color: var(--navy-700);
  max-width: none;
}

.contact__value--phone {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  direction: ltr;
  text-align: start;
  unicode-bidi: isolate;
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: auto;
  padding-top: var(--sp-2);
}

/* على الهاتف تأخذ أزرار التواصل الحجم الكامل: هي الإجراء الأساسي هنا */
@media (max-width: 619px) {
  .contact__actions .btn {
    flex: 1 1 auto;
    min-height: var(--tap);
    font-size: var(--fs-sm);
  }
}

.socials { display: flex; gap: var(--sp-3); }

/* الأيقونات موجودة في التذييل الكحلي فقط، لذلك التنسيق الأساسي للخلفيات الداكنة */
.social {
  display: grid;
  place-items: center;
  width: var(--tap);
  height: var(--tap);
  border-radius: var(--r-full);
  background: var(--scrim-2);
  border: 1px solid var(--border-on-dark);
  color: var(--text-on-dark);
  transition:
    transform var(--dur) var(--ease),
    background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.social:hover {
  transform: translateY(-3px);
  background: var(--scrim-3);
  border-color: var(--gold-tint-hairline);
  color: var(--gold-400);
}

.social svg { width: 22px; height: 22px; }

/* --------------------------------------------------------------------------
   9. Footer
   -------------------------------------------------------------------------- */

.footer {
  padding-block: var(--sp-8) var(--sp-6);
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  color: var(--text-on-dark-soft);
  text-align: center;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
}

.footer .logo-plate { padding: var(--sp-3) var(--sp-4); }
.footer .logo-plate img { height: 78px; }

.footer__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-black);
  color: var(--white);
}

.footer__tagline {
  font-size: var(--fs-sm);
  color: var(--gold-400);
  max-width: none;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-2) var(--sp-5);
}

.footer__nav a {
  font-size: var(--fs-sm);
  transition: color var(--dur) var(--ease);
}

.footer__nav a:hover { color: var(--gold-400); }

.footer__bottom {
  width: 100%;
  margin-top: var(--sp-3);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border-on-dark);
  font-size: var(--fs-xs);
  color: var(--muted-light);
}