/* ============================================================
   KMA Real Estate — كما العقارية
   Design system "Najd Dusk"
   One stylesheet for both AR (RTL) and EN (LTR):
   all spacing uses CSS logical properties.
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --c-primary: #0E3A2F;
  --c-primary-dark: #082A22;
  --c-accent: #C5A059;
  --c-accent-hover: #B08D45;
  --c-ink: #161A18;
  --c-ink-soft: #5A6360;
  --c-surface: #FAF8F4;
  --c-surface-alt: #F1EDE5;
  --c-line: #E3DDD1;
  --c-white: #FFFFFF;
  --c-success: #2E7D52;
  --c-error: #B3422F;
  --c-whatsapp: #25D366;

  --font-main: "IBM Plex Sans Arabic", "IBM Plex Sans", "Segoe UI", Tahoma, sans-serif;

  --text-display: clamp(2.1rem, 5.2vw, 3.9rem);
  --text-h2: clamp(1.65rem, 3.4vw, 2.6rem);
  --text-h3: 1.25rem;
  --text-body: 1.0625rem;
  --text-small: 0.875rem;

  --container: 1240px;
  --radius-btn: 4px;
  --radius-card: 8px;
  --shadow-soft: 0 18px 40px -18px rgba(14, 58, 47, 0.25);
  --section-pad: clamp(4rem, 9vw, 7.5rem);
  --header-h: 80px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  font-size: var(--text-body);
  line-height: 1.75;
  color: var(--c-ink);
  background: var(--c-surface);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

html[lang="en"] body { line-height: 1.65; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

h1, h2, h3, h4 { font-weight: 700; line-height: 1.35; }
html[lang="en"] h1, html[lang="en"] h2 { line-height: 1.2; letter-spacing: -0.015em; }
/* NOTE: never apply letter-spacing to Arabic — it breaks letter joining. */

.container { max-width: var(--container); margin-inline: auto; padding-inline: 24px; }

.ltr-inline { direction: ltr; unicode-bidi: isolate; display: inline-block; }

.skip-link {
  position: absolute; inset-block-start: -48px; inset-inline-start: 16px;
  background: var(--c-primary); color: #fff; padding: 10px 18px;
  border-radius: var(--radius-btn); z-index: 200; transition: inset-block-start .2s;
}
.skip-link:focus { inset-block-start: 12px; }

:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }

::selection { background: var(--c-accent); color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 32px; border-radius: var(--radius-btn);
  font-weight: 600; font-size: 1rem; line-height: 1.4;
  transition: background .25s var(--ease), color .25s var(--ease),
              border-color .25s var(--ease), transform .25s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; flex: none; }

.btn-primary { background: var(--c-accent); color: #fff; }
.btn-primary:hover { background: var(--c-accent-hover); }

.btn-outline { border: 1px solid rgba(255,255,255,.55); color: #fff; }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.08); }

.btn-outline-dark { border: 1px solid var(--c-primary); color: var(--c-primary); }
.btn-outline-dark:hover { background: var(--c-primary); color: #fff; }

.btn-whatsapp { background: var(--c-whatsapp); color: #fff; }
.btn-whatsapp:hover { background: #1fb558; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--c-accent-hover); font-weight: 600;
}
.link-arrow svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }
html[dir="rtl"] .link-arrow svg { transform: scaleX(-1); }
html[dir="rtl"] .link-arrow:hover svg { transform: scaleX(-1) translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset-block-start: 0; inset-inline: 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background .35s var(--ease), box-shadow .35s var(--ease), transform .35s var(--ease);
}
.site-header .container {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.site-header.scrolled {
  background: rgba(250, 248, 244, 0.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 6px 24px -12px rgba(14,58,47,.25);
}
.site-header.hidden { transform: translateY(-100%); }

.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 52px; width: auto; }

.main-nav { display: flex; align-items: center; gap: clamp(18px, 2.5vw, 36px); }
.main-nav a {
  font-weight: 500; font-size: .98rem; color: #fff; position: relative; padding-block: 6px;
  transition: color .25s;
}
.main-nav a::after {
  content: ""; position: absolute; inset-inline-start: 0; inset-block-end: 0;
  width: 0; height: 2px; background: var(--c-accent); transition: width .3s var(--ease);
}
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after { width: 100%; }
.main-nav a[aria-current="page"] { color: var(--c-accent); }

.site-header.scrolled .main-nav a { color: var(--c-ink); }
.site-header.scrolled .main-nav a[aria-current="page"] { color: var(--c-accent-hover); }

.header-actions { display: flex; align-items: center; gap: 14px; }

.lang-switch {
  font-weight: 600; font-size: .9rem; color: #fff;
  border: 1px solid rgba(255,255,255,.45); border-radius: var(--radius-btn);
  padding: 7px 14px; transition: all .25s var(--ease);
}
.lang-switch:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.site-header.scrolled .lang-switch { color: var(--c-primary); border-color: var(--c-primary); }
.site-header.scrolled .lang-switch:hover { background: var(--c-primary); color: #fff; }

.header-cta { padding: 10px 22px; font-size: .92rem; }

.nav-toggle { display: none; width: 44px; height: 44px; position: relative; z-index: 120; }
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: #fff; margin: 5px auto;
  transition: all .3s var(--ease);
}
.site-header.scrolled .nav-toggle span, .site-header.menu-open .nav-toggle span { background: var(--c-primary); }
.site-header.menu-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero (home) ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: center;
  background: var(--c-primary-dark);
  color: #fff; overflow: hidden;
  padding-block: calc(var(--header-h) + 40px) 80px;
}
.hero-art { position: absolute; inset: 0; pointer-events: none; }
.hero-art svg { width: 100%; height: 100%; object-fit: cover; }
.hero-glow {
  position: absolute; inset-block-end: -30%; inset-inline-end: -10%;
  width: 70%; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, rgba(197,160,89,.16) 0%, transparent 65%);
}
.hero-content { position: relative; max-width: 720px; }
.hero .eyebrow { color: var(--c-accent); }
.hero h1 { font-size: var(--text-display); margin-block: 18px 22px; color: #fff; }
.hero p.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: rgba(255,255,255,.82); max-width: 60ch; }

.badge-license {
  display: inline-flex; align-items: center; gap: 10px;
  margin-block-start: 28px;
  border: 1px solid rgba(197,160,89,.6); border-radius: 100px;
  padding: 8px 20px; font-size: .85rem; color: var(--c-accent);
  background: rgba(197,160,89,.08);
}
.badge-license svg { width: 15px; height: 15px; flex: none; }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 16px; margin-block-start: 36px; }

.scroll-hint {
  position: absolute; inset-block-end: 28px; inset-inline-start: 50%;
  transform: translateX(-50%);
  width: 24px; height: 40px; border: 1.5px solid rgba(255,255,255,.4);
  border-radius: 14px;
}
.scroll-hint::before {
  content: ""; position: absolute; inset-block-start: 7px; inset-inline-start: 50%;
  width: 4px; height: 8px; margin-inline-start: -2px;
  background: var(--c-accent); border-radius: 2px;
  animation: scrollHint 2s infinite var(--ease);
}
@keyframes scrollHint { 0% {opacity:1; transform:translateY(0);} 70% {opacity:0; transform:translateY(12px);} 100% {opacity:0;} }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background: var(--c-primary-dark); color: #fff;
  padding-block: calc(var(--header-h) + clamp(48px, 8vw, 96px)) clamp(48px, 7vw, 80px);
  position: relative; overflow: hidden;
}
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 3rem); margin-block-start: 14px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: var(--text-small); color: rgba(255,255,255,.6); }
.breadcrumb a:hover { color: var(--c-accent); }
.breadcrumb .sep { opacity: .5; }

/* ---------- Sections ---------- */
.section { padding-block: var(--section-pad); }
.section-alt { background: var(--c-surface-alt); }

.section-head { max-width: 640px; margin-block-end: clamp(40px, 6vw, 64px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: var(--text-h2); color: var(--c-primary); margin-block-start: 14px; }
.section-head p { color: var(--c-ink-soft); margin-block-start: 14px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: .82rem; font-weight: 600; color: var(--c-accent-hover);
  text-transform: uppercase;
}
html[lang="en"] .eyebrow { letter-spacing: .14em; }
.eyebrow::before { content: ""; width: 28px; height: 1.5px; background: var(--c-accent); }
.section-head.center .eyebrow::after { content: ""; width: 28px; height: 1.5px; background: var(--c-accent); }

/* ---------- Split feature ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 88px); align-items: center; }
.split-media {
  border-radius: var(--radius-card); overflow: hidden; position: relative;
  box-shadow: var(--shadow-soft); aspect-ratio: 4 / 3;
}
.split-media svg, .split-media img { width: 100%; height: 100%; object-fit: cover; }
.split-content h2 { font-size: var(--text-h2); color: var(--c-primary); margin-block: 14px 18px; }
.split-content p { color: var(--c-ink-soft); margin-block-end: 16px; }

/* ---------- Cards grid ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: var(--radius-card); padding: 36px 28px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); border-color: transparent; }
.card .icon {
  width: 56px; height: 56px; border-radius: var(--radius-card);
  background: rgba(197,160,89,.12); color: var(--c-accent-hover);
  display: flex; align-items: center; justify-content: center;
  margin-block-end: 22px;
}
.card .icon svg { width: 28px; height: 28px; }
.card h3 { font-size: var(--text-h3); color: var(--c-primary); margin-block-end: 10px; }
.card p { color: var(--c-ink-soft); font-size: .96rem; }

/* ---------- Why us list ---------- */
.points { display: grid; gap: 26px; }
.point { display: flex; gap: 18px; align-items: flex-start; }
.point .num {
  flex: none; width: 44px; height: 44px; border-radius: 50%;
  border: 1.5px solid var(--c-accent); color: var(--c-accent-hover);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .95rem;
}
.point h3 { font-size: 1.1rem; color: var(--c-primary); margin-block-end: 4px; }
.point p { color: var(--c-ink-soft); font-size: .95rem; }

/* ---------- Project cards ---------- */
.project-card {
  position: relative; border-radius: var(--radius-card); overflow: hidden;
  background: var(--c-primary); aspect-ratio: 4 / 5; display: block;
}
.project-card .art { position: absolute; inset: 0; transition: transform .8s var(--ease); }
.project-card .art svg { width: 100%; height: 100%; object-fit: cover; }
.project-card:hover .art { transform: scale(1.05); }
.project-card .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,42,34,.92) 0%, rgba(8,42,34,.25) 55%, transparent 100%);
}
.project-card .meta {
  position: absolute; inset-block-end: 0; inset-inline: 0; padding: 28px; color: #fff;
}
.project-card .tag {
  display: inline-block; font-size: .75rem; font-weight: 600;
  color: var(--c-accent); border: 1px solid rgba(197,160,89,.55);
  border-radius: 100px; padding: 4px 14px; margin-block-end: 12px;
  background: rgba(8,42,34,.4);
}
.project-card h3 { font-size: 1.3rem; color: #fff; }
.project-card .loc { display: flex; align-items: center; gap: 6px; font-size: .88rem; color: rgba(255,255,255,.75); margin-block-start: 6px; }
.project-card .loc svg { width: 14px; height: 14px; }
.project-card .stat { font-size: .82rem; color: rgba(255,255,255,.6); margin-block-start: 10px; }

/* ---------- Filters ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-block-end: 40px; }
.filter-btn {
  padding: 9px 24px; border-radius: 100px; border: 1px solid var(--c-line);
  background: var(--c-white); color: var(--c-ink-soft); font-weight: 500; font-size: .92rem;
  transition: all .25s var(--ease);
}
.filter-btn:hover { border-color: var(--c-accent); color: var(--c-accent-hover); }
.filter-btn.active { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }
.project-card.is-hidden { display: none; }

/* ---------- Stats band ---------- */
.stats-band { background: var(--c-primary); color: #fff; padding-block: clamp(56px, 8vw, 88px); position: relative; overflow: hidden; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; position: relative; }
.stat-item .value {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem); font-weight: 700; color: var(--c-accent);
  display: flex; align-items: baseline; justify-content: center; gap: 4px;
}
.stat-item .label { color: rgba(255,255,255,.78); font-size: .95rem; margin-block-start: 6px; }

/* ---------- Testimonials ---------- */
.testimonials { position: relative; }
.t-track { overflow: hidden; }
.t-slides { display: flex; transition: transform .6s var(--ease); }
.t-slide { flex: 0 0 100%; padding-inline: 4px; }
.t-quote {
  max-width: 760px; margin-inline: auto; text-align: center;
}
.t-quote .mark { font-size: 4rem; line-height: 1; color: var(--c-accent); font-weight: 700; }
.t-quote blockquote { font-size: clamp(1.1rem, 2vw, 1.4rem); color: var(--c-primary); font-weight: 500; line-height: 1.8; }
.t-quote .who { margin-block-start: 24px; color: var(--c-ink-soft); font-size: .95rem; }
.t-quote .who strong { color: var(--c-ink); display: block; font-size: 1rem; }
.t-nav { display: flex; justify-content: center; gap: 10px; margin-block-start: 36px; }
.t-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c-line); transition: all .3s; }
.t-dot.active { background: var(--c-accent); transform: scale(1.25); }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--c-primary-dark); color: #fff; text-align: center;
  padding-block: clamp(64px, 9vw, 104px); position: relative; overflow: hidden;
}
.cta-band h2 { font-size: var(--text-h2); color: #fff; max-width: 18ch; margin-inline: auto; position: relative; }
.cta-band p { color: rgba(255,255,255,.75); margin-block-start: 16px; position: relative; }
.cta-band .hero-ctas { justify-content: center; position: relative; }

/* ---------- Values / Vision-Mission ---------- */
.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.vm-panel {
  background: var(--c-primary); color: #fff; border-radius: var(--radius-card);
  padding: clamp(36px, 5vw, 56px); position: relative; overflow: hidden;
}
.vm-panel.alt { background: var(--c-white); color: var(--c-ink); border: 1px solid var(--c-line); }
.vm-panel h3 { font-size: 1.4rem; color: var(--c-accent); margin-block-end: 14px; display: flex; align-items: center; gap: 12px; }
.vm-panel h3 svg { width: 26px; height: 26px; }
.vm-panel p { color: rgba(255,255,255,.85); }
.vm-panel.alt p { color: var(--c-ink-soft); }
.vm-panel.alt h3 { color: var(--c-accent-hover); }

.vision2030 {
  display: flex; align-items: center; justify-content: center; gap: 20px; flex-wrap: wrap;
  border: 1px solid var(--c-line); border-radius: var(--radius-card);
  background: var(--c-white); padding: 28px 36px; text-align: center;
}
.vision2030 strong { color: var(--c-primary); }
.vision2030 p { color: var(--c-ink-soft); font-size: .95rem; }

/* ---------- Process timeline ---------- */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { position: relative; padding-block-start: 24px; }
.step::before {
  counter-increment: step; content: "0" counter(step);
  font-size: 2.6rem; font-weight: 700; color: rgba(197,160,89,.35); line-height: 1;
  display: block; margin-block-end: 14px;
}
.step::after {
  content: ""; position: absolute; inset-block-start: 0; inset-inline-start: 0;
  width: 48px; height: 2px; background: var(--c-accent);
}
.step h3 { font-size: 1.1rem; color: var(--c-primary); margin-block-end: 8px; }
.step p { color: var(--c-ink-soft); font-size: .93rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin-inline: auto; }
.faq-item { border-block-end: 1px solid var(--c-line); }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding-block: 22px; text-align: start; font-weight: 600; font-size: 1.05rem; color: var(--c-primary);
}
.faq-q .chev { flex: none; width: 22px; height: 22px; color: var(--c-accent); transition: transform .3s var(--ease); }
.faq-item.open .faq-q .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.faq-a p { padding-block-end: 22px; color: var(--c-ink-soft); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(40px, 5vw, 72px); align-items: start; }

.form-card {
  background: var(--c-white); border: 1px solid var(--c-line);
  border-radius: var(--radius-card); padding: clamp(28px, 4vw, 44px);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-block-end: 18px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-block-end: 8px; color: var(--c-primary); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 16px; border: 1px solid var(--c-line);
  border-radius: var(--radius-btn); background: var(--c-surface);
  font: inherit; color: var(--c-ink); transition: border-color .25s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--c-accent);
}
.field textarea { min-height: 130px; resize: vertical; }
.field .err { display: none; color: var(--c-error); font-size: .82rem; margin-block-start: 6px; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--c-error); }
.field.invalid .err { display: block; }
.form-note { font-size: .82rem; color: var(--c-ink-soft); margin-block: 6px 18px; }

.info-list { display: grid; gap: 8px; }
.info-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px; border-radius: var(--radius-card); transition: background .25s;
}
.info-item:hover { background: var(--c-surface-alt); }
.info-item .icon {
  flex: none; width: 46px; height: 46px; border-radius: 50%;
  background: rgba(197,160,89,.12); color: var(--c-accent-hover);
  display: flex; align-items: center; justify-content: center;
}
.info-item .icon svg { width: 22px; height: 22px; }
.info-item h3 { font-size: .95rem; color: var(--c-primary); }
.info-item p, .info-item a { color: var(--c-ink-soft); font-size: .95rem; }
.info-item a:hover { color: var(--c-accent-hover); }

.map-wrap { border-radius: var(--radius-card); overflow: hidden; border: 1px solid var(--c-line); margin-block-start: var(--section-pad); }
.map-wrap iframe { width: 100%; height: 420px; border: 0; display: block; }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-primary-dark); color: rgba(255,255,255,.75); }
.footer-main {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: clamp(32px, 5vw, 64px); padding-block: clamp(56px, 7vw, 80px);
}
.footer-brand img { height: 64px; width: auto; margin-block-end: 18px; }
.footer-brand p { font-size: .92rem; max-width: 36ch; }
.social-row { display: flex; gap: 12px; margin-block-start: 20px; }
.social-row a {
  width: 40px; height: 40px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; transition: all .25s var(--ease);
}
.social-row a:hover { background: var(--c-accent); border-color: var(--c-accent); color: #fff; }
.social-row svg { width: 17px; height: 17px; }

.site-footer h4 { color: #fff; font-size: 1rem; margin-block-end: 18px; }
.footer-links { display: grid; gap: 10px; font-size: .93rem; }
.footer-links a { transition: color .2s; }
.footer-links a:hover { color: var(--c-accent); }

.footer-contact { display: grid; gap: 14px; font-size: .93rem; }
.footer-contact .row { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex: none; margin-block-start: 5px; color: var(--c-accent); }
.footer-contact a:hover { color: var(--c-accent); }

.footer-legal {
  border-block-start: 1px solid rgba(255,255,255,.12);
  padding-block: 22px; font-size: .8rem; color: rgba(255,255,255,.5);
}
.footer-legal .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.footer-legal a:hover { color: var(--c-accent); }
.legal-ids { display: flex; flex-wrap: wrap; gap: 18px; }

/* ---------- Floating actions ---------- */
.fab-whatsapp {
  position: fixed; inset-block-end: 24px; inset-inline-end: 24px; z-index: 90;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--c-whatsapp); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 28px -8px rgba(37, 211, 102, .6);
  transition: transform .3s var(--ease);
}
.fab-whatsapp:hover { transform: scale(1.08); }
.fab-whatsapp svg { width: 28px; height: 28px; }

.back-top {
  position: fixed; inset-block-end: 24px; inset-inline-start: 24px; z-index: 90;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all .3s var(--ease);
}
.back-top.show { opacity: 1; visibility: visible; }
.back-top:hover { background: var(--c-accent); }
.back-top svg { width: 18px; height: 18px; }

.mobile-bar {
  display: none;
  position: fixed; inset-block-end: 0; inset-inline: 0; z-index: 95;
  background: var(--c-primary-dark);
  grid-template-columns: 1fr 1fr;
  box-shadow: 0 -6px 24px rgba(0,0,0,.2);
}
.mobile-bar a {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px; color: #fff; font-weight: 600; font-size: .92rem;
}
.mobile-bar a svg { width: 18px; height: 18px; }
.mobile-bar .wa { background: var(--c-whatsapp); }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Utility pages ---------- */
.center-page { min-height: 70vh; display: flex; align-items: center; text-align: center; }
.center-page .big { font-size: clamp(4rem, 12vw, 8rem); font-weight: 700; color: var(--c-accent); line-height: 1; }
.center-page h1 { color: var(--c-primary); font-size: clamp(1.5rem, 3vw, 2.2rem); margin-block: 16px 12px; }
.center-page p { color: var(--c-ink-soft); max-width: 50ch; margin-inline: auto; margin-block-end: 28px; }

.prose { max-width: 780px; }
.prose h2 { color: var(--c-primary); font-size: 1.4rem; margin-block: 36px 12px; }
.prose p, .prose li { color: var(--c-ink-soft); margin-block-end: 12px; }
.prose ul { list-style: disc; padding-inline-start: 24px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .process { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed; inset: 0; z-index: 110;
    background: var(--c-surface);
    flex-direction: column; justify-content: center; gap: 28px;
    transform: translateY(-103%); transition: transform .45s var(--ease);
  }
  .main-nav a { color: var(--c-ink) !important; font-size: 1.3rem; font-weight: 600; }
  .site-header.menu-open .main-nav { transform: none; }
  .nav-toggle { display: block; }
  .header-cta { display: none; }

  .split { grid-template-columns: 1fr; }
  .split-media { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
  .vm-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-main { grid-template-columns: 1fr; }
  .hero-ctas .btn { width: 100%; }
  .mobile-bar { display: grid; }
  body { padding-block-end: 52px; }
  .fab-whatsapp { display: none; }
  .back-top { inset-block-end: 68px; }
  .brand img { height: 44px; }
}

/* Contact form success state */
.form-success { text-align: center; padding: 24px 8px; }
.form-success-mark {
  width: 64px; height: 64px; margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--c-success); color: #fff;
  font-size: 2.1rem; line-height: 1;
}
.form-success h2 { color: var(--c-primary); font-size: 1.4rem; margin-block-end: 10px; }
.form-success p { color: var(--c-ink-soft); margin-block-end: 8px; }

/* Hero ambient motion — subtle cinematic drift + breathing glow.
   Honors reduced-motion: only runs when the user hasn't asked to reduce motion. */
@media (prefers-reduced-motion: no-preference) {
  .hero-art {
    transform-origin: center bottom;
    will-change: transform;
    animation: heroDrift 20s ease-in-out infinite alternate;
  }
  .hero-glow {
    will-change: transform, opacity;
    animation: heroGlow 6s ease-in-out infinite alternate;
  }
}
@keyframes heroDrift {
  from { transform: scale(1.06) translate3d(0, 0, 0); }
  to   { transform: scale(1.18) translate3d(-2.4%, -1.8%, 0); }
}
@keyframes heroGlow {
  from { opacity: .35; transform: scale(.9); }
  to   { opacity: 1;   transform: scale(1.3); }
}