/* ═══════════════════════════════════════════════════════════════
   RELACARE — Landing Page Stylesheet v11
   ═══════════════════════════════════════════════════════════════ */

/* ─── Google Font Fallback ─── */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@300;400;500;600;700;800&display=swap');

/* ─── Design Tokens ─── */
:root {
  --font: 'IBM Plex Sans Arabic', 'Segoe UI', system-ui, sans-serif;

  /* Colors */
  --clr-bg:      #090c12;
  --clr-bg-2:    #0d1220;
  --clr-bg-3:    #111827;
  --clr-surface: rgba(255,255,255,0.04);
  --clr-border:  rgba(255,255,255,0.08);
  --clr-acc:     #4bb8d4;
  --clr-acc-h:   #6ac9e2;
  --clr-navy:    #1e3a6e;
  --clr-white:   #ffffff;
  --clr-text:    rgba(255,255,255,0.88);
  --clr-muted:   rgba(255,255,255,0.45);

  /* Spacing */
  --sp-xs:  8px;
  --sp-sm:  12px;
  --sp-md:  20px;
  --sp-lg:  32px;
  --sp-xl:  48px;
  --sp-2xl: 72px;
  --sp-3xl: 100px;

  /* Layout */
  --header-h: 76px;
  --max-w: 1280px;
  --pad: clamp(20px, 5vw, 80px);

  /* Transitions */
  --t-fast: 0.2s ease;
  --t-base: 0.35s ease;
  --t-slow: 0.6s ease;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--clr-bg);
  color: var(--clr-text);
  overflow-x: hidden;
  direction: rtl;
  -webkit-font-smoothing: antialiased;
}
img { display: block; width: 100%; height: 100%; }
a { text-decoration: none; color: inherit; }
svg { display: block; flex-shrink: 0; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ─── Utilities ─── */
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--clr-acc);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(32px, 4.5vw, 60px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--clr-white);
  margin-bottom: 16px;
}
.section-title em { font-style: normal; color: var(--clr-acc); }
.section-desc {
  font-size: 17px;
  color: var(--clr-muted);
  line-height: 1.8;
  max-width: 560px;
}

/* ─── Reveal Animations ─── */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.75s ease-out, transform 0.75s ease-out;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

/* ══════════════════════════════════════════════
   INTRO SCREEN
══════════════════════════════════════════════ */
.intro {
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.7s ease;
}
.intro__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.intro__logo {
  width: clamp(140px, 25vw, 260px);
  height: auto;
  object-fit: contain;
  opacity: 0;
  animation: introReveal 0.9s cubic-bezier(0.16,1,0.3,1) 0.2s forwards;
  filter: drop-shadow(0 0 40px rgba(75,184,212,0.3));
}
.intro__tagline {
  font-size: clamp(13px, 2vw, 16px);
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  opacity: 0;
  animation: introReveal 0.6s ease 0.9s forwards;
}
@keyframes introReveal {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════════════
   HEADER
══════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0;
  inset-inline: 0;
  height: var(--header-h);
  z-index: 1000;
  transition: background var(--t-base), box-shadow var(--t-base), backdrop-filter var(--t-base);
}
.header.scrolled {
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}
.header__inner {
  max-width: var(--max-w);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}
.header__logo-link { flex-shrink: 0; }
.header__logo {
  height: 52px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(75,184,212,0.2));
}
.header__nav {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
  margin-inline-start: auto;
}
.header__nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--clr-muted);
  transition: color var(--t-fast);
  position: relative;
}
.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  right: 0;
  width: 0;
  height: 1.5px;
  background: var(--clr-acc);
  transition: width var(--t-base);
}
.header__nav-link:hover { color: var(--clr-white); }
.header__nav-link:hover::after { width: 100%; }

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  margin-inline-start: auto;
}
.header__cta-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--clr-white);
  background: var(--clr-acc);
  border-radius: 50px;
  transition: background var(--t-fast), transform var(--t-fast);
}
.header__cta-btn:hover { background: var(--clr-acc-h); transform: scale(1.03); }
.header__cta-btn svg { width: 16px; height: 16px; }

.header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
}
.header__hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: all var(--t-base);
}
.header__hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.header__hamburger.active span:nth-child(2) { opacity: 0; }
.header__hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Mobile Nav ── */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-slow);
}
.mobile-nav.active { opacity: 1; pointer-events: all; }
.mobile-nav__close {
  position: absolute;
  top: 24px;
  left: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-muted);
  transition: color var(--t-fast);
}
.mobile-nav__close svg { width: 24px; height: 24px; }
.mobile-nav__close:hover { color: var(--clr-white); }
.mobile-nav__link {
  font-size: 28px;
  font-weight: 700;
  color: var(--clr-muted);
  transition: color var(--t-fast);
}
.mobile-nav__link:hover { color: var(--clr-white); }
.mobile-nav__whatsapp {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: var(--sp-md);
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  color: var(--clr-white);
  background: #25d366;
  border-radius: 50px;
}
.mobile-nav__whatsapp svg { width: 20px; height: 20px; }
.mobile-nav__overlay {
  display: none;
}

/* ══════════════════════════════════════════════
   SECTION 1 — HERO (تصفح منتجاتنا)
══════════════════════════════════════════════ */
.hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero__bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.06);
  transition: transform 8s ease-out;
}
.hero__bg.loaded { transform: scale(1); }
.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.2) 0%,
    rgba(0,0,0,0.6) 50%,
    rgba(0,0,0,0.75) 100%
  );
}
.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-xl);
  text-align: center;
  padding: 0 var(--pad);
  padding-top: var(--header-h);
}
.hero__title {
  font-size: clamp(52px, 8vw, 110px);
  font-weight: 800;
  line-height: 1.05;
  color: var(--clr-white);
  letter-spacing: -1px;
  text-shadow: 0 4px 40px rgba(0,0,0,0.5);
  opacity: 0;
  animation: heroFadeUp 0.9s ease 2.7s forwards;
}

/* زر السهم للانتقال للمنتجات */
.hero__scroll-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 2px solid rgba(255,255,255,0.25);
  color: var(--clr-white);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background var(--t-base), border-color var(--t-base), transform var(--t-base);
  animation: heroFadeUp 0.8s ease 3.1s forwards, arrowBounce 2.5s ease-in-out 4s infinite;
  opacity: 0;
}
.hero__scroll-arrow:hover {
  background: var(--clr-acc);
  border-color: var(--clr-acc);
  transform: scale(1.1);
}
.hero__scroll-arrow svg {
  width: 26px;
  height: 26px;
}
@keyframes arrowBounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(8px); }
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════════════
   SECTION 2 — WHY US (لماذا ريلاكير؟)
══════════════════════════════════════════════ */
.why-us {
  background: var(--clr-bg-2);
  padding: var(--sp-3xl) 0;
}
.why-us__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.why-us__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--sp-2xl);
}
.why-us__desc {
  font-size: 17px;
  color: var(--clr-muted);
  line-height: 1.8;
  margin-top: 12px;
}
.why-us__pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-lg);
}
.why-us__pillar {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: 20px;
  padding: var(--sp-lg);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: background var(--t-base), border-color var(--t-base), transform var(--t-base);
}
.why-us__pillar:hover {
  background: rgba(75,184,212,0.06);
  border-color: rgba(75,184,212,0.3);
  transform: translateY(-6px);
}
.why-us__pillar-icon {
  width: 56px;
  height: 56px;
  color: var(--clr-acc);
}
.why-us__pillar-icon svg { width: 100%; height: 100%; }
.why-us__pillar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--clr-white);
}
.why-us__pillar-desc {
  font-size: 13px;
  color: var(--clr-muted);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════
   SECTION 3 — CATEGORIES (Products)
══════════════════════════════════════════════ */
.categories {
  background: var(--clr-bg);
  padding: var(--sp-3xl) 0;
}
.categories__header {
  max-width: var(--max-w);
  margin: 0 auto var(--sp-xl);
  padding: 0 var(--pad);
  text-align: center;
}

/* Category Cards */
.categories__grid {
  max-width: var(--max-w);
  margin: 0 auto var(--sp-3xl);
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-lg);
}
.cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  overflow: hidden;
  background: var(--clr-bg-3);
  border: 1px solid var(--clr-border);
  cursor: pointer;
  transition: border-color var(--t-base), transform var(--t-base);
  isolation: isolate;
}
.cat-card:hover { border-color: rgba(75,184,212,0.4); transform: translateY(-6px); }
.cat-card__img-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #111;
}
.cat-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  padding: 16px;
  transition: transform var(--t-slow);
}
.cat-card:hover .cat-card__img { transform: scale(1.04); }
.cat-card__body {
  padding: var(--sp-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.cat-card__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--clr-acc);
  margin-bottom: 10px;
}
.cat-card__title {
  font-size: clamp(22px, 2.5vw, 32px);
  font-weight: 800;
  color: var(--clr-white);
  margin-bottom: 12px;
}
.cat-card__desc {
  font-size: 14px;
  color: var(--clr-muted);
  line-height: 1.8;
  margin-bottom: var(--sp-lg);
  flex: 1;
}
.cat-card__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--clr-white);
  letter-spacing: 0.5px;
  transition: gap var(--t-fast), color var(--t-fast);
}
.cat-card:hover .cat-card__btn { gap: 16px; color: var(--clr-acc); }
.cat-card__btn svg { width: 16px; height: 16px; }
.cat-card__glow {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: radial-gradient(ellipse at 50% 0%, rgba(75,184,212,0.12) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--t-slow);
  pointer-events: none;
  z-index: -1;
}
.cat-card:hover .cat-card__glow { opacity: 1; }

/* Models Sections */
.models-section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad) var(--sp-3xl);
}
.models-section__header {
  margin-bottom: var(--sp-xl);
}
.models-section__tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--clr-acc);
  margin-bottom: 8px;
}
.models-section__title {
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 800;
  color: var(--clr-white);
}
.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
}
.model-item {
  background: var(--clr-bg-3);
  border: 1px solid var(--clr-border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--t-base), transform var(--t-base);
}
.model-item:hover { border-color: rgba(75,184,212,0.35); transform: translateY(-4px); }
.model-item__img-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  background: #0f0f0f;
  overflow: hidden;
}
.model-item__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
  transition: transform var(--t-slow);
}
.model-item:hover .model-item__img { transform: scale(1.05); }
.model-item__info {
  padding: var(--sp-md) var(--sp-md) var(--sp-sm);
  flex: 1;
}
.model-item__name {
  font-size: 18px;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 6px;
}
.model-item__spec {
  font-size: 13px;
  color: var(--clr-muted);
  line-height: 1.6;
}
.model-item__actions {
  display: flex;
  gap: var(--sp-sm);
  padding: var(--sp-sm) var(--sp-md) var(--sp-md);
}
.model-item__btn {
  flex: 1;
  text-align: center;
  padding: 10px 12px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.model-item__btn:active { transform: scale(0.97); }
.model-item__btn--primary {
  background: var(--clr-acc);
  color: var(--clr-white);
}
.model-item__btn--primary:hover { background: var(--clr-acc-h); }
.model-item__btn--secondary {
  background: var(--clr-surface);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
}
.model-item__btn--secondary:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.2); }

/* ══════════════════════════════════════════════
   SECTION 4 — SERVICES (Dynamic Expansion)
══════════════════════════════════════════════ */
.services {
  background: var(--clr-bg);
}

/* ── الواجهة الأولية ── */
.services__entry {
  position: relative;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.services__entry-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.services__entry-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.04);
  transition: transform var(--t-slow);
}
.services__entry:hover .services__entry-img { transform: scale(1); }
.services__entry-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(0,0,0,0.7) 0%,
    rgba(9,12,18,0.85) 60%,
    rgba(9,12,18,0.95) 100%
  );
}
.services__entry-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 var(--pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
}
.services__entry-title {
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.1;
  text-shadow: 0 4px 32px rgba(0,0,0,0.5);
}
.services__entry-sub {
  font-size: clamp(14px, 1.8vw, 18px);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--sp-sm);
}

/* زر "اكتشف خدماتنا" */
.services__toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 44px;
  font-size: 16px;
  font-weight: 700;
  color: var(--clr-white);
  background: linear-gradient(135deg, var(--clr-acc) 0%, #2a8aab 100%);
  border-radius: 50px;
  transition: transform var(--t-fast), box-shadow var(--t-fast), gap var(--t-fast);
  box-shadow: 0 8px 32px rgba(75,184,212,0.3);
  position: relative;
  overflow: hidden;
}
.services__toggle-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--t-fast);
}
.services__toggle-btn:hover::before { opacity: 1; }
.services__toggle-btn:hover {
  transform: scale(1.04);
  box-shadow: 0 12px 48px rgba(75,184,212,0.45);
  gap: 20px;
}
.services__toggle-btn:active { transform: scale(0.98); }
.services__toggle-btn-icon {
  width: 22px;
  height: 22px;
  transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1);
}
.services__toggle-btn[aria-expanded="true"] .services__toggle-btn-icon {
  transform: rotate(180deg);
}
.services__toggle-btn[aria-expanded="true"] .services__toggle-btn-text::before {
  content: 'طي القائمة';
}
/* إخفاء النص الأصلي عند التوسع */
.services__toggle-btn[aria-expanded="true"] .services__toggle-btn-text {
  font-size: 0;
}
.services__toggle-btn[aria-expanded="true"] .services__toggle-btn-text::before {
  font-size: 16px;
}

/* ── منطقة التمدد (الخدمات السبعة) ── */
.services__expanded {
  /* الحالة المطوية: ارتفاع = 0 */
  max-height: 0;
  overflow: hidden;
  transition: max-height 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.services__expanded.is-open {
  /* عند الفتح: نضع قيمة كبيرة جداً تكفي */
  max-height: 100000px;
}

/* ── شرائح الخدمات (كل خدمة = شاشة كاملة) ── */
.svc-slide {
  position: relative;
  height: 100svh;
  min-height: 580px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.svc-slide__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.svc-slide__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  /* Lazy loading placeholder */
  background: #0d1220;
  transition: transform 6s ease-out;
  transform: scale(1.04);
}
.svc-slide.in-view .svc-slide__img {
  transform: scale(1);
}
.svc-slide__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.92) 0%,
    rgba(0,0,0,0.6) 40%,
    rgba(0,0,0,0.2) 100%
  );
}

/* محتوى كل شريحة */
.svc-slide__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--sp-3xl) var(--pad);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);

  /* انيميشن الدخول */
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.svc-slide.in-view .svc-slide__content {
  opacity: 1;
  transform: translateY(0);
}

.svc-slide__num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--clr-acc);
  text-transform: uppercase;
}
.svc-slide__title {
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.1;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.svc-slide__desc {
  font-size: clamp(15px, 1.6vw, 18px);
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  max-width: 600px;
}

/* ══════════════════════════════════════════════
   SECTION 5 — ABOUT
══════════════════════════════════════════════ */
.about {
  background: var(--clr-bg-2);
  padding: var(--sp-3xl) 0;
  overflow: hidden;
}
.about__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-2xl);
  align-items: center;
}
.about__visual {
  position: relative;
}
.about__img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: contain;
  object-position: center;
  border-radius: 20px;
  background: var(--clr-bg-3);
}
.about__img-frame {
  position: absolute;
  inset: -12px -12px 12px 12px;
  border: 1px solid rgba(75,184,212,0.25);
  border-radius: 20px;
  pointer-events: none;
  z-index: -1;
}
.about__content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about__text {
  font-size: 16px;
  color: var(--clr-muted);
  line-height: 1.9;
}
.about__stats {
  display: flex;
  gap: var(--sp-lg);
  margin-top: var(--sp-sm);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--clr-border);
}
.about__stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.about__stat-num {
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.about__stat-unit {
  font-size: 22px;
  font-weight: 800;
  color: var(--clr-acc);
  line-height: 1;
  align-self: flex-end;
  margin-bottom: 2px;
}
.about__stat-label {
  font-size: 13px;
  color: var(--clr-muted);
  margin-top: 4px;
}
.about__cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 32px;
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-white);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  transition: border-color var(--t-fast), background var(--t-fast), gap var(--t-fast);
  align-self: flex-start;
  margin-top: var(--sp-sm);
}
.about__cta:hover { border-color: var(--clr-acc); background: rgba(20, 80, 160, 0.08); gap: 18px; }
.about__cta svg { width: 16px; height: 16px; }

/* ══════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════ */
.footer {
  background: var(--clr-bg-3);
  border-top: 1px solid var(--clr-border);
  padding: var(--sp-2xl) 0 var(--sp-xl);
}
.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* Social Bar */
.footer__social-bar {
  text-align: center;
  margin-bottom: var(--sp-xl);
}
.footer__social-title {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 800;
  color: var(--clr-white);
  margin-bottom: var(--sp-lg);
}
.footer__social-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-md);
  flex-wrap: wrap;
}
.footer__soc-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--clr-muted);
  transition: color var(--t-base), transform var(--t-base);
}
.footer__soc-link:hover { color: var(--clr-white); transform: translateY(-4px); }
.footer__soc-link svg {
  width: 52px;
  height: 52px;
  padding: 13px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
  border-radius: 16px;
  transition: background var(--t-base), border-color var(--t-base);
}
.footer__soc-link:hover svg { background: var(--clr-acc); border-color: var(--clr-acc); }
.footer__soc-link span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer__divider {
  height: 1px;
  background: var(--clr-border);
  margin: var(--sp-xl) 0;
}

/* Links Grid */
.footer__links-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-xl);
}
.footer__brand-logo { display: inline-block; margin-bottom: var(--sp-md); }
.footer__logo-img { height: 48px; width: auto; object-fit: contain; }
.footer__brand-desc { font-size: 14px; color: var(--clr-muted); line-height: 1.8; }
.footer__col-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--clr-white);
  margin-bottom: var(--sp-md);
}
.footer__link {
  display: block;
  font-size: 14px;
  color: var(--clr-muted);
  padding: 5px 0;
  transition: color var(--t-fast);
}
.footer__link:hover { color: var(--clr-acc); }

/* Footer Bottom */
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-md);
}
.footer__copyright { font-size: 13px; color: var(--clr-muted); }
.footer__legal { display: flex; gap: var(--sp-md); }
.footer__legal-link { font-size: 13px; color: var(--clr-muted); transition: color var(--t-fast); }
.footer__legal-link:hover { color: var(--clr-white); }

/* ══════════════════════════════════════════════
   FLOATING BUTTONS
══════════════════════════════════════════════ */
.scroll-top {
  position: fixed;
  bottom: 100px;
  left: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all var(--t-base);
}
.scroll-top.visible { opacity: 1; pointer-events: all; transform: translateY(0); }
.scroll-top:hover { background: var(--clr-acc); border-color: var(--clr-acc); }
.scroll-top svg { width: 18px; height: 18px; }

.whatsapp-float {
  position: fixed;
  bottom: 28px;
  left: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  box-shadow: 0 4px 24px rgba(37,211,102,0.4);
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 32px rgba(37,211,102,0.5); }
.whatsapp-float svg { width: 28px; height: 28px; }

/* ══════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .header__nav { display: none; }
  .header__cta-btn { display: none; }
  .header__hamburger { display: flex; }
  .header__actions { margin-inline-start: auto; }

  .why-us__pillars { grid-template-columns: repeat(2, 1fr); }
  .categories__grid { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: repeat(2, 1fr); }
  .about__inner { grid-template-columns: 1fr; gap: var(--sp-xl); }
  .about__visual { max-width: 480px; margin: 0 auto; }
  .about__img { aspect-ratio: 16/9; }

  .footer__links-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root {
    --header-h: 64px;
    --sp-3xl: 64px;
    --sp-2xl: 48px;
  }
  .header__logo { height: 42px; }

  .why-us__pillars { grid-template-columns: repeat(2, 1fr); }
  .models-grid { grid-template-columns: 1fr; }

  .svc-slide__title { font-size: clamp(30px, 6vw, 52px); }
  .svc-slide__content { padding: var(--sp-2xl) var(--pad); }

  .about__stats { gap: var(--sp-md); }

  .footer__links-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-lg); }
  .footer__col:first-child { grid-column: 1 / -1; }
  .footer__bottom { flex-direction: column; align-items: center; text-align: center; }

  .scroll-top { left: 16px; bottom: 90px; }
  .whatsapp-float { left: 16px; bottom: 20px; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 42px; }
  .hero__scroll-arrow { width: 52px; height: 52px; }
  .why-us__pillars { grid-template-columns: 1fr 1fr; gap: var(--sp-md); }
  .footer__links-grid { grid-template-columns: 1fr; }
  .footer__soc-link svg { width: 46px; height: 46px; padding: 12px; }
  .services__toggle-btn { padding: 14px 28px; font-size: 14px; }
}