:root {
  --navy: #071b3f;
  --navy-2: #0d2f59;
  --cyan: #00a6c8;
  --gold: #d9a441;
  --ink: #152033;
  --muted: #657086;
  --paper: #fbfaf7;
  --mist: #eef5f7;
  --line: #dbe4e8;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(7, 27, 63, 0.13);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  line-height: 1.65;
}
body[dir="rtl"] { font-family: Tahoma, "Segoe UI", Arial, sans-serif; }
img { display: block; width: 100%; }
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; inset: 8px auto auto 8px; z-index: 100; padding: 10px 14px; background: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: none; }

.topbar { background: var(--navy); color: #dbe8f1; font-size: 0.8rem; }
.topbar .container { min-height: 34px; display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(7,27,63,.08); }
.nav { min-height: 82px; display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; margin-inline-end: auto; }
.brand img { width: 58px; height: 52px; object-fit: contain; }
.brand strong { display: block; color: var(--navy); font-size: 1.22rem; line-height: 1.1; }
.brand small { display: block; color: var(--muted); font-size: .63rem; font-weight: 800; letter-spacing: .15em; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: .9rem; font-weight: 750; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--cyan); }
.menu-btn { display: none; border: 0; background: none; color: var(--navy); font-size: 1.7rem; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 20px; border-radius: 999px; border: 1px solid transparent; font-weight: 800; transition: .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--cyan); box-shadow: 0 12px 28px rgba(0,166,200,.24); }
.button-dark { color: #fff; background: var(--navy); }
.button-light { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.35); color: #fff; }
.button-outline { background: #fff; border-color: var(--line); color: var(--navy); }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.hero { min-height: 720px; display: grid; align-items: end; color: #fff; background: linear-gradient(90deg, rgba(3,17,46,.96) 0%, rgba(3,17,46,.76) 42%, rgba(3,17,46,.1) 74%), url("../images/hero-calligraphy-riyadh.webp") center/cover no-repeat; }
body[dir="rtl"] .hero { background: linear-gradient(270deg, rgba(3,17,46,.96) 0%, rgba(3,17,46,.76) 42%, rgba(3,17,46,.1) 74%), url("../images/hero-calligraphy-riyadh.webp") center/cover no-repeat; }
.hero-inner { padding: 110px 0 82px; width: min(690px, 100%); }
.kicker { display: inline-flex; align-items: center; gap: 10px; color: var(--gold); font-size: .76rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.kicker::before { content: ""; width: 30px; height: 2px; background: currentColor; }
h1, h2, h3 { color: var(--navy); line-height: 1.08; letter-spacing: -.025em; }
.hero h1 { margin: 18px 0 24px; color: #fff; font-size: clamp(3rem, 7vw, 6.6rem); max-width: 820px; }
.hero p { max-width: 620px; color: #e2eaf1; font-size: 1.15rem; }
.hero .proof { margin-top: 44px; display: flex; flex-wrap: wrap; gap: 22px; font-size: .84rem; font-weight: 750; }
.hero .proof span::before { content: "✓"; color: var(--gold); margin-inline-end: 7px; }

.section { padding: 100px 0; }
.section-white { background: #fff; }
.section-mist { background: var(--mist); }
.section-dark { background: var(--navy); color: #fff; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-head { display: grid; grid-template-columns: 1.2fr .8fr; gap: 50px; align-items: end; margin-bottom: 42px; }
.section-head h2 { margin: 8px 0 0; font-size: clamp(2.2rem, 5vw, 4.2rem); }
.section-head p { margin: 0; color: var(--muted); }
.section-dark .section-head p { color: #c5d3df; }

.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.service-card { min-height: 360px; position: relative; overflow: hidden; border-radius: var(--radius); padding: 34px; color: #fff; background: var(--navy); box-shadow: var(--shadow); display: flex; flex-direction: column; justify-content: flex-end; isolation: isolate; }
.service-card::before { content: ""; position: absolute; inset: 0; z-index: -2; background: var(--card-image, none) center/cover no-repeat; transform: scale(1.01); transition: .45s ease; }
.service-card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(3,17,46,.04), rgba(3,17,46,.95)); }
.service-card:hover::before { transform: scale(1.055); }
.service-card h3 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.35rem); margin: 10px 0; }
.service-card p { color: #dce7ee; max-width: 540px; margin: 0 0 15px; }
.service-card a { color: #fff; font-weight: 850; }
.service-card .number { color: var(--gold); font-weight: 900; letter-spacing: .15em; }

.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.intro-grid h2 { font-size: clamp(2.2rem, 5vw, 4rem); margin: 12px 0 24px; }
.intro-grid p { color: var(--muted); }
.image-frame { border-radius: 32px; overflow: hidden; box-shadow: var(--shadow); }
.image-frame img { min-height: 520px; object-fit: cover; }
.mini-list { display: grid; gap: 14px; margin-top: 28px; }
.mini-list div { padding: 16px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 34px 1fr; gap: 12px; }
.mini-list strong { color: var(--cyan); }

.portfolio-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; grid-auto-rows: 260px; gap: 14px; }
.portfolio-grid figure { margin: 0; position: relative; overflow: hidden; border-radius: 20px; background: var(--navy); }
.portfolio-grid figure:first-child { grid-row: span 2; }
.portfolio-grid img { height: 100%; object-fit: cover; transition: .35s ease; }
.portfolio-grid figure:hover img { transform: scale(1.04); }
.portfolio-grid figcaption { position: absolute; inset: auto 14px 14px; padding: 8px 12px; border-radius: 999px; color: #fff; background: rgba(3,17,46,.84); font-size: .78rem; font-weight: 750; }
.work-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.photo-work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.work-card { overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: 0 12px 36px rgba(7,27,63,.07); }
.work-card img { aspect-ratio: 4 / 3; object-fit: cover; }
.work-card video { display: block; width: 100%; aspect-ratio: 9 / 16; max-height: 540px; object-fit: cover; background: var(--navy); }
.work-card-copy { padding: 22px; }
.work-card-copy h3 { margin: 5px 0 9px; font-size: 1.2rem; }
.work-card-copy p { margin: 0; color: var(--muted); font-size: .92rem; }
.work-label { color: var(--cyan); font-size: .72rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.work-intro { max-width: 760px; margin-bottom: 38px; color: var(--muted); }
.stats-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 42px; }
.stat-card { padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.stat-card strong { display: block; color: var(--cyan); font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1; }
.stat-card span { display: block; margin-top: 10px; color: var(--navy); font-weight: 800; }
.founder-photo { max-width: 520px; margin-inline: auto; border-radius: 30px; overflow: hidden; box-shadow: var(--shadow); background: #fff; }
.founder-photo img { aspect-ratio: 3 / 4; object-fit: cover; object-position: center top; }
.founder-quote { margin: 28px 0 0; padding: 24px 26px; border-inline-start: 4px solid var(--gold); background: var(--mist); color: var(--navy); font-size: 1.05rem; font-weight: 700; }
.values-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.value-card { padding: 30px; border-top: 3px solid var(--cyan); border-radius: 0 0 18px 18px; background: #fff; box-shadow: 0 12px 36px rgba(7,27,63,.06); }
.value-card h3 { margin: 0 0 12px; }
.value-card p { margin: 0; color: var(--muted); }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); gap: 28px; align-items: start; }
.quote-panel, .contact-panel { padding: 36px; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: 0 14px 44px rgba(7,27,63,.07); }
.quote-panel h2, .contact-panel h2 { margin: 8px 0 12px; font-size: clamp(2rem, 4vw, 3rem); }
.quote-panel > p, .contact-panel > p { color: var(--muted); }
.quote-form { display: grid; gap: 18px; margin-top: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 7px; }
.field label { color: var(--navy); font-size: .86rem; font-weight: 800; }
.field input, .field select, .field textarea { width: 100%; min-height: 50px; padding: 12px 14px; border: 1px solid #cdd9e2; border-radius: 12px; background: #fff; color: var(--ink); font: inherit; box-sizing: border-box; }
.field textarea { min-height: 125px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid rgba(0,166,200,.16); border-color: var(--cyan); }
.form-note { margin: 0; color: var(--muted); font-size: .8rem; }
.contact-options { display: grid; gap: 14px; margin-top: 26px; }
.contact-option { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--mist); }
.contact-option small { display: block; color: var(--cyan); font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.contact-option strong { display: block; margin-top: 5px; color: var(--navy); font-size: 1.15rem; }
.contact-option p { margin: 6px 0 0; color: var(--muted); font-size: .9rem; }
.contact-option a { text-decoration: underline; text-decoration-color: rgba(0,166,200,.45); text-underline-offset: 3px; }
.quote-checklist { padding: 0; margin: 26px 0 0; list-style: none; }
.quote-checklist li { position: relative; padding: 13px 34px 13px 0; border-top: 1px solid var(--line); color: var(--muted); }
body[dir="rtl"] .quote-checklist li { padding: 13px 0 13px 34px; }
.quote-checklist li::after { content: "✓"; position: absolute; inset-inline-end: 5px; color: var(--cyan); font-weight: 900; }

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: steps; }
.process-card { border-top: 1px solid rgba(255,255,255,.25); padding-top: 24px; counter-increment: steps; }
.process-card::before { content: "0" counter(steps); display: block; color: var(--gold); font-weight: 900; font-size: .78rem; letter-spacing: .12em; margin-bottom: 30px; }
.process-card p { color: #bdcddd; font-size: .92rem; }

.page-hero { padding: 105px 0 75px; background: var(--navy); color: #fff; }
.page-hero h1 { color: #fff; font-size: clamp(3rem, 7vw, 6rem); margin: 14px 0 20px; max-width: 920px; }
.page-hero p { max-width: 760px; color: #c8d7e4; font-size: 1.1rem; }
.breadcrumbs { color: #9eb2c4; font-size: .8rem; margin-bottom: 22px; }
.breadcrumbs a { color: #fff; }
.subservice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.home-service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.subservice { padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.subservice h3 { margin: 0 0 10px; font-size: 1.2rem; }
.subservice p { margin: 0; color: var(--muted); font-size: .92rem; }
.category-stack { display: grid; gap: 28px; }
.category-block { display: grid; grid-template-columns: .78fr 1.22fr; overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: #fff; box-shadow: 0 12px 40px rgba(7,27,63,.06); }
.category-block:nth-child(even) { grid-template-columns: 1.22fr .78fr; }
.category-block:nth-child(even) .category-media { order: 2; }
.category-media { min-height: 100%; background: var(--category-image) center/cover no-repeat; }
.category-copy { padding: 42px; }
.category-copy h2 { margin: 8px 0 12px; font-size: clamp(1.9rem, 4vw, 3rem); }
.category-copy > p { color: var(--muted); }
.service-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin: 28px 0; padding: 0; list-style: none; }
.service-list li { position: relative; padding-inline-start: 22px; color: var(--muted); font-size: .91rem; }
.service-list li::before { content: ""; position: absolute; inset-inline-start: 0; top: .63em; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); }
.service-list strong { display: block; color: var(--navy); margin-bottom: 2px; }
.detail-layout { display: grid; grid-template-columns: minmax(0,1fr) 340px; gap: 70px; }
.prose { max-width: 780px; }
.prose h2 { font-size: 2.1rem; margin-top: 48px; }
.prose p, .prose li { color: var(--muted); }
.sidebar-card { position: sticky; top: 115px; align-self: start; padding: 28px; border-radius: 20px; background: var(--mist); }
.sidebar-card h3 { margin-top: 0; }
.sidebar-card ul { padding-inline-start: 20px; color: var(--muted); }

.faq { max-width: 850px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 0 20px; margin: 10px 0; }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 800; color: var(--navy); }
.faq p { color: var(--muted); margin-top: 0; }
.cta { padding: 52px; border-radius: 30px; background: linear-gradient(120deg, var(--navy), var(--navy-2)); color: #fff; display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.cta h2 { color: #fff; font-size: clamp(2rem, 4vw, 3.5rem); margin: 0; }
.footer { background: #03112d; color: #b9c9d6; padding: 70px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 50px; }
.footer h3 { color: #fff; }
.footer-logo { width: 150px; height: auto; margin-bottom: 20px; }
.footer ul { padding: 0; list-style: none; }
.footer li { margin: 8px 0; }
.footer a:hover { color: #fff; }
.footer-bottom { margin-top: 45px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); font-size: .78rem; }
.whatsapp { position: fixed; z-index: 60; inset-inline-end: 20px; bottom: 20px; min-height: 58px; padding: 0 20px 0 15px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; background: #20bd5a; color: #fff; border: 3px solid #fff; box-shadow: 0 14px 34px rgba(0,0,0,.24); font-size: .9rem; font-weight: 850; letter-spacing: .01em; }
.whatsapp:hover { background: #159c48; transform: translateY(-2px); }
.whatsapp svg { width: 27px; height: 27px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }

@media (max-width: 900px) {
  .menu-btn { display: block; }
  .nav-links { display: none; position: absolute; inset: 82px 0 auto; padding: 24px; background: #fff; flex-direction: column; align-items: stretch; box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .hero { min-height: 670px; background-position: 62% center; }
  .section-head, .intro-grid, .detail-layout, .contact-layout { grid-template-columns: 1fr; gap: 32px; }
  .category-block, .category-block:nth-child(even) { grid-template-columns: 1fr; }
  .category-block:nth-child(even) .category-media { order: 0; }
  .category-media { min-height: 340px; }
  .service-grid, .subservice-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .values-grid { grid-template-columns: 1fr; }
  .portfolio-grid figure:first-child { grid-column: span 2; grid-row: auto; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .sidebar-card { position: static; }
}

@media (max-width: 600px) {
  .container { width: min(100% - 24px, 1180px); }
  .topbar .container span:first-child { display: none; }
  .nav { min-height: 70px; }
  .nav-links { inset-block-start: 70px; }
  .brand img { width: 48px; height: 44px; }
  .hero { min-height: 700px; background-position: 65% center; }
  .hero-inner { padding: 90px 0 55px; }
  .hero h1 { font-size: 3.15rem; }
  .section { padding: 72px 0; }
  .service-grid, .subservice-grid, .process-grid, .footer-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .quote-panel, .contact-panel { padding: 28px 22px; }
  .home-service-grid { grid-template-columns: 1fr; }
  .service-list { grid-template-columns: 1fr; }
  .category-copy { padding: 30px 24px; }
  .category-media { min-height: 260px; }
  .portfolio-grid figure:first-child { grid-column: auto; }
  .service-card { min-height: 320px; padding: 26px; }
  .image-frame img { min-height: 360px; }
  .cta { padding: 34px 24px; display: block; }
  .cta .button { margin-top: 22px; }
  .whatsapp { min-width: 58px; width: 58px; height: 58px; padding: 0; }
  .whatsapp span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}