/* ---------- Variables ---------- */
:root {
  --ink: #17140f;
  --ink-soft: #34302a;
  --paper: #f7f4ee;
  --paper-alt: #efeae0;
  --line: #ddd6c8;
  --accent: #a9814b;
  --accent-dark: #7c5e37;
  --muted: #7a7468;
  --radius: 2px;
  --font-display: 'Playfair Display', 'Vazirmatn', Georgia, serif;
  --font-body: 'Inter', 'Vazirmatn', -apple-system, sans-serif;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
html[dir="rtl"] body { font-family: 'Vazirmatn', var(--font-body); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; margin: 0 0 .5em; line-height: 1.25; }
html[dir="rtl"] h1, html[dir="rtl"] h2, html[dir="rtl"] h3, html[dir="rtl"] h4 { font-family: 'Vazirmatn', var(--font-display); font-weight: 700; }
p { margin: 0 0 1em; }
.container { max-width: var(--container); margin-inline: auto; padding-inline: 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(23, 20, 15, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: 18px; gap: 24px; }
.brand { font-family: var(--font-display); font-size: 1.3rem; color: var(--paper); letter-spacing: .02em; }
html[dir="rtl"] .brand { font-family: 'Vazirmatn', var(--font-display); font-weight: 700; }
.main-nav { display: flex; gap: 28px; }
.main-nav a { color: #cfc9ba; font-size: .92rem; letter-spacing: .02em; padding-block: 4px; border-bottom: 1px solid transparent; transition: color .2s, border-color .2s; }
.main-nav a:hover, .main-nav a.active { color: var(--paper); border-color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.lang-toggle { color: var(--paper); border: 1px solid rgba(255,255,255,0.25); border-radius: 999px; padding: 5px 14px; font-size: .82rem; }
.lang-toggle:hover { border-color: var(--accent); color: var(--accent); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--paper); display: block; }

/* ---------- Buttons ---------- */
.btn { display: inline-block; padding: 13px 28px; border-radius: var(--radius); font-size: .9rem; letter-spacing: .03em; border: 1px solid transparent; transition: all .2s; }
.btn-primary { background: var(--accent); color: #17140f; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost { border-color: rgba(255,255,255,0.5); color: #fff; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
  min-height: 88vh; display: flex; align-items: flex-end;
  background-size: cover; background-position: center;
  color: #fff; padding-block-end: 80px;
}
.hero-inner { max-width: 720px; }
.eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .78rem; color: var(--accent); margin-bottom: 18px; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); color: #fff; margin-bottom: .15em; }
.hero-title { font-size: 1.15rem; color: #e7e2d6; margin-bottom: .6em; }
.hero-tagline { font-size: 1.05rem; color: #cfc9ba; max-width: 540px; margin-bottom: 2em; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Sections ---------- */
.section { padding-block: 88px; }
.section-alt { background: var(--paper-alt); }
.section-top { padding-block-start: 56px; }
.page-header { padding-block: 64px 24px; }
.page-header h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 40px; gap: 16px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0; }
.link-arrow { color: var(--accent-dark); font-size: .92rem; white-space: nowrap; }
.link-arrow:hover { color: var(--accent); }

/* ---------- Project Grid ---------- */
.grid { display: grid; gap: 28px; }
.grid-projects { grid-template-columns: repeat(3, 1fr); }
.project-card { position: relative; display: block; overflow: hidden; border-radius: var(--radius); aspect-ratio: 4/5; }
.project-card.span-2 { grid-column: span 2; aspect-ratio: auto; }
.project-card-img { position: absolute; inset: 0; background-size: cover; background-position: center; transition: transform .5s ease; }
.project-card:hover .project-card-img { transform: scale(1.06); }
.project-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(23,20,15,0) 40%, rgba(23,20,15,.85) 100%); }
.project-card-meta { position: absolute; inset-inline: 0; bottom: 0; padding: 22px; color: #fff; z-index: 2; }
.project-card-meta .category { font-size: .72rem; text-transform: uppercase; letter-spacing: .14em; color: var(--accent); }
.project-card-meta h3 { color: #fff; font-size: 1.2rem; margin: .3em 0 .2em; }
.project-card-meta .location { font-size: .82rem; color: #d8d3c6; }

.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 44px; }
.filter-pill { border: 1px solid var(--line); border-radius: 999px; padding: 8px 18px; font-size: .85rem; color: var(--ink-soft); }
.filter-pill:hover { border-color: var(--accent); }
.filter-pill.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.empty-state { color: var(--muted); grid-column: 1 / -1; text-align: center; padding: 40px 0; }

/* ---------- Services ---------- */
.grid-services { grid-template-columns: repeat(4, 1fr); }
.service-card { border: 1px solid var(--line); padding: 28px 24px; border-radius: var(--radius); background: #fff; }
.service-card h3 { font-size: 1.1rem; }
.service-card p { color: var(--muted); font-size: .92rem; margin: 0; }
.grid-services-page { grid-template-columns: repeat(2, 1fr); }
.service-card-lg { position: relative; padding-top: 44px; }
.service-index { position: absolute; top: 20px; inset-inline-end: 24px; font-family: var(--font-display); font-size: 1.6rem; color: var(--line); }

/* ---------- Quote ---------- */
.quote-block { max-width: 760px; margin-inline: auto; text-align: center; }
.quote-block blockquote, .about-quote { font-family: var(--font-display); font-size: clamp(1.3rem, 2.6vw, 1.8rem); font-style: italic; color: var(--ink-soft); margin: 0; line-height: 1.5; }
html[dir="rtl"] .quote-block blockquote, html[dir="rtl"] .about-quote { font-family: 'Vazirmatn'; font-style: normal; font-weight: 500; }

/* ---------- Project detail ---------- */
.project-hero { min-height: 60vh; display: flex; align-items: flex-end; background-size: cover; background-position: center; color: #fff; padding-block-end: 56px; }
.project-hero .category { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; color: var(--accent); }
.project-hero h1 { color: #fff; font-size: clamp(2rem, 4vw, 3rem); margin: .2em 0 .1em; }
.project-detail-grid { display: grid; grid-template-columns: 220px 1fr; gap: 48px; margin-bottom: 56px; }
.project-specs { display: flex; flex-direction: column; gap: 18px; }
.project-specs > div { display: flex; flex-direction: column; gap: 4px; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.spec-label { font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.project-summary { font-size: 1.2rem; color: var(--ink-soft); font-family: var(--font-display); }
html[dir="rtl"] .project-summary { font-family: 'Vazirmatn'; font-weight: 500; }
.project-description { color: var(--ink-soft); }
.project-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 56px; }
.gallery-img { aspect-ratio: 3/2; background-size: cover; background-position: center; border-radius: var(--radius); }
.project-nav { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 28px; gap: 16px; flex-wrap: wrap; }
.project-nav-link { font-size: .95rem; color: var(--ink-soft); }
.project-nav-link:hover { color: var(--accent-dark); }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 340px 1fr; gap: 56px; align-items: start; }
.about-photo { aspect-ratio: 4/5; background: linear-gradient(160deg, #2a2622, #837256); border-radius: var(--radius); }
.about-role { color: var(--accent-dark); font-size: 1.05rem; margin-bottom: 1.2em; }
.about-text { color: var(--ink-soft); font-size: 1.02rem; }
.about-quote { margin-top: 1.6em; border-inline-start: 3px solid var(--accent); padding-inline-start: 20px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-item { display: flex; flex-direction: column; gap: 4px; }
.contact-item a:hover { color: var(--accent-dark); }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-size: .88rem; color: var(--ink-soft); }
.contact-form input, .contact-form textarea, .contact-form select {
  font-family: inherit; font-size: 1rem; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--ink);
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--accent); }
.contact-form button { align-self: flex-start; }
.form-success { background: #eaf3e8; color: #2c5a2c; padding: 12px 16px; border-radius: var(--radius); font-size: .92rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #cfc9ba; padding-block: 56px 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand .brand { color: #fff; }
.footer-brand p { color: #a39d8d; font-size: .9rem; max-width: 320px; margin-top: 8px; }
.footer-social { display: flex; gap: 20px; align-self: center; }
.footer-social a:hover { color: var(--accent); }
.footer-bottom { padding-block: 20px; font-size: .8rem; color: #8f8875; text-align: center; }

/* ---------- Admin ---------- */
.admin-body { background: var(--paper-alt); min-height: 100vh; }
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar { width: 240px; background: var(--ink); color: #cfc9ba; padding: 28px 20px; flex-shrink: 0; }
.admin-sidebar .brand { color: #fff; font-size: 1.1rem; margin-bottom: 32px; display: block; }
.admin-sidebar nav { display: flex; flex-direction: column; gap: 4px; }
.admin-sidebar a { padding: 10px 12px; border-radius: var(--radius); font-size: .9rem; color: #cfc9ba; }
.admin-sidebar a:hover, .admin-sidebar a.active { background: rgba(255,255,255,0.08); color: #fff; }
.admin-main { flex: 1; padding: 36px 40px; max-width: 980px; }
.admin-main h1 { font-size: 1.6rem; margin-bottom: 24px; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.admin-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; margin-bottom: 20px; }
.admin-table { width: 100%; border-collapse: collapse; background: #fff; }
.admin-table th, .admin-table td { text-align: start; padding: 12px 14px; border-bottom: 1px solid var(--line); font-size: .9rem; }
.admin-table th { color: var(--muted); font-weight: 500; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
.admin-table img { width: 56px; height: 40px; object-fit: cover; border-radius: 2px; }
.admin-actions { display: flex; gap: 10px; }
.btn-sm { padding: 6px 14px; font-size: .8rem; }
.btn-danger { background: #c94f4f; color: #fff; border-color: #c94f4f; }
.btn-danger:hover { background: #a53b3b; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid.full, .form-field.full { grid-column: 1 / -1; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label { font-size: .82rem; color: var(--muted); }
.form-field input, .form-field textarea, .form-field select {
  padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius); font-family: inherit; font-size: .95rem;
}
.form-actions { margin-top: 24px; display: flex; gap: 12px; }
.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--ink); }
.login-card { background: #fff; padding: 40px; border-radius: var(--radius); width: 100%; max-width: 380px; }
.login-card h1 { font-size: 1.4rem; text-align: center; }
.login-error { background: #fbe4e4; color: #a53b3b; padding: 10px 14px; border-radius: var(--radius); font-size: .85rem; margin-bottom: 16px; }
.stat-row { display: flex; gap: 16px; margin-bottom: 28px; flex-wrap: wrap; }
.stat-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px; min-width: 160px; }
.stat-box .num { font-family: var(--font-display); font-size: 2rem; display: block; }
.stat-box .label { color: var(--muted); font-size: .82rem; }
.msg-card { border-bottom: 1px solid var(--line); padding: 16px 0; }
.msg-card:last-child { border-bottom: none; }
.msg-meta { display: flex; justify-content: space-between; font-size: .82rem; color: var(--muted); margin-bottom: 6px; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 0 0 20px; }
fieldset legend { padding-inline: 8px; font-size: .85rem; color: var(--accent-dark); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-projects { grid-template-columns: repeat(2, 1fr); }
  .project-card.span-2 { grid-column: span 2; }
  .grid-services { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid, .project-detail-grid { grid-template-columns: 1fr; }
  .about-photo { aspect-ratio: 16/9; }
  .admin-sidebar { display: none; }
  .admin-main { padding: 24px; }
}
@media (max-width: 680px) {
  .main-nav { position: fixed; inset-inline: 0; top: 68px; background: rgba(23,20,15,0.98); flex-direction: column; padding: 20px 24px; gap: 4px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all .2s; }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { padding-block: 12px; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .nav-toggle { display: flex; }
  .grid-projects, .grid-services, .grid-services-page, .project-gallery { grid-template-columns: 1fr; }
  .project-card.span-2 { grid-column: span 1; }
  .form-grid { grid-template-columns: 1fr; }
}