/* =====================================================
   لیان‌کلود — سامانه طراحی «فیروزه ایرانی»
   الهام: گره‌چینی، طاق و کاشی‌کاری معماری ایرانی
   موبایل‌فرست، بدون وابستگی خارجی
   ===================================================== */

/* ---------- فونت خودمیزبان ---------- */
@font-face {
  font-family: 'Vazirmatn';
  src: url('/fonts/Vazirmatn-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('/fonts/Vazirmatn-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('/fonts/Vazirmatn-Bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('/fonts/Vazirmatn-Black.woff2') format('woff2');
  font-weight: 900; font-style: normal; font-display: swap;
}

/* ---------- توکن‌ها ---------- */
:root {
  --turq-950: #052e38;
  --turq-900: #073943;
  --turq-800: #0a4c59;
  --turq-700: #0d6472;
  --turq-600: #0e7f8f;
  --turq-500: #10a0b2;
  --turq-400: #2bb9c9;
  --turq-200: #a8e2e8;
  --turq-100: #d7f2f4;
  --turq-50: #eefafb;
  --sand-600: #a5813f;
  --sand-500: #c39a4b;
  --sand-300: #ddc084;
  --sand-100: #f4ead2;
  --ink-900: #17272e;
  --ink-600: #45565e;
  --ink-400: #7b8b92;
  --line: #e2e9eb;
  --bg: #ffffff;
  --bg-muted: #f3f7f7;
  --danger: #c0392b;
  --ok: #1e8e5a;
  --radius: 10px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 10px -4px rgba(5, 46, 56, .14);
  --shadow-md: 0 18px 44px -22px rgba(5, 46, 56, .35);
  --font: 'Vazirmatn', Tahoma, sans-serif;
  --font-latin: Georgia, 'Times New Roman', serif;
}

/* ---------- ریست ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink-900);
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  max-width: 100%;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--turq-500); outline-offset: 2px;
}
::selection { background: var(--turq-800); color: #fff; }

/* ---------- تایپوگرافی سیال ---------- */
h1, h2, h3, h4 { line-height: 1.5; font-weight: 900; }
.h-display { font-size: clamp(1.9rem, 1.1rem + 4vw, 3.3rem); }
.h-page { font-size: clamp(1.7rem, 1.1rem + 3vw, 2.7rem); }
.h-sec { font-size: clamp(1.35rem, 1rem + 1.8vw, 2rem); }
.h-card { font-size: 1.15rem; }
.lead { font-size: clamp(1rem, .9rem + .6vw, 1.2rem); color: var(--ink-600); }
.latin { font-family: var(--font-latin); letter-spacing: .22em; }

/* ---------- چیدمان ---------- */
.container { width: min(1200px, 100% - 2.5rem); margin-inline: auto; }
.section { padding-block: clamp(3rem, 2rem + 4vw, 5.5rem); }
.section-muted { background: var(--bg-muted); }

/* ---------- سربرگ بخش ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: .78rem; font-weight: 700; color: var(--turq-700);
}
.eyebrow::before {
  content: ''; width: .55rem; height: .55rem; flex: none;
  background: var(--sand-500); transform: rotate(45deg); border-radius: 2px;
}
.eyebrow.on-dark { color: var(--sand-300); }
.sec-head { max-width: 44rem; margin-bottom: 2.5rem; }
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-head.center .eyebrow::after {
  content: ''; width: .55rem; height: .55rem; flex: none;
  background: var(--sand-500); transform: rotate(45deg); border-radius: 2px;
}
.sec-head p { margin-top: .75rem; }

/* ---------- گریدهای رسپانسیو ---------- */
.grid-2, .grid-3, .grid-4 { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- دکمه ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 3rem; padding: .8rem 1.9rem; border-radius: var(--radius);
  font-weight: 700; font-size: .95rem; border: 1px solid transparent;
  cursor: pointer; transition: transform .2s, box-shadow .25s, background .25s, border-color .25s;
  white-space: nowrap;
}
.btn svg { width: 1.1rem; height: 1.1rem; flex: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(135deg, var(--turq-500), var(--turq-700)); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.btn-accent { background: linear-gradient(135deg, var(--sand-500), var(--sand-600)); color: #fff; }
.btn-accent:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { border-color: var(--turq-700); color: var(--turq-800); background: #fff; }
.btn-outline:hover { background: var(--turq-50); }
.btn-light { border-color: rgba(255,255,255,.4); color: #fff; }
.btn-light:hover { border-color: var(--sand-300); color: var(--sand-300); }
.btn-block { width: 100%; }
.btn-sm { min-height: 2.6rem; padding: .55rem 1.2rem; font-size: .85rem; }

/* ---------- نوار بالا ---------- */
.topbar {
  background: var(--turq-950); color: rgba(255,255,255,.75);
  font-size: .72rem; display: none;
}
@media (min-width: 768px) { .topbar { display: block; } }
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 2.25rem; gap: 1rem;
}
.topbar-inner .grp { display: flex; align-items: center; gap: 1.25rem; }
.topbar a:hover { color: var(--sand-300); }
.dot-live { width: .45rem; height: .45rem; border-radius: 50%; background: var(--turq-400); display: inline-block; }

/* ---------- سربرگ (شفاف روی هیرو) ---------- */
.site-header {
  position: fixed; top: 0; right: 0; left: 0; z-index: 60;
  border-bottom: 1px solid transparent;
  transition: background .35s, box-shadow .35s, border-color .35s;
}
.site-header .topbar { max-height: 3rem; overflow: hidden; transition: max-height .35s, opacity .3s; }
.site-header.scrolled, .site-header.solid {
  background: rgba(255,255,255,.96); backdrop-filter: blur(12px);
  border-bottom-color: var(--line); box-shadow: var(--shadow-sm);
}
.site-header.scrolled .topbar { max-height: 0; opacity: 0; }
.site-header:not(.scrolled):not(.solid) { color: #fff; }
.site-header:not(.scrolled):not(.solid) .brand-name b { color: #fff; }
.site-header:not(.scrolled):not(.solid) .nav-link { color: rgba(255,255,255,.85); }
.site-header:not(.scrolled):not(.solid) .nav-link:hover { color: #fff; background: rgba(255,255,255,.12); }
.site-header:not(.scrolled):not(.solid) .nav-link.active { color: #fff; }
.site-header:not(.scrolled):not(.solid) .menu-btn { border-color: rgba(255,255,255,.35); background: transparent; }
.site-header:not(.scrolled):not(.solid) .menu-btn svg { color: #fff; }
.site-header:not(.scrolled):not(.solid) .user-chip { border-color: rgba(255,255,255,.35); color: #fff; }
.site-header:not(.scrolled):not(.solid) .header-actions .btn-outline { border-color: rgba(255,255,255,.55); color: #fff; background: rgba(255,255,255,.08); backdrop-filter: blur(6px); }
.site-header:not(.scrolled):not(.solid) .header-actions .btn-outline:hover { background: rgba(255,255,255,.12); }
.site-header:not(.scrolled):not(.solid) .topbar { background: transparent; }
.site-header:not(.scrolled):not(.solid) .brand img { filter: brightness(0) invert(1); }
.site-header:not(.scrolled):not(.solid) .brand-name span { color: var(--sand-300); }
/* جبران هدر ثابت: هیروها زیر هدر می‌لغزند */
main { display: block; padding-top: 4.25rem; overflow-x: clip; }
@media (min-width: 768px) { main { padding-top: calc(4.25rem + 2.25rem); } }
.hero, .page-hero { margin-top: calc(-4.25rem); }
@media (min-width: 768px) { .hero, .page-hero { margin-top: calc(-4.25rem - 2.25rem); } }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.25rem; }
.brand { display: flex; align-items: center; gap: .7rem; }
.brand img { width: 2.75rem; height: 2.75rem; }
.brand-name { display: flex; flex-direction: column; line-height: 1.5; }
.brand-name b { font-weight: 900; font-size: 1.1rem; color: var(--turq-950); }
.brand-name span { font-size: .6rem; color: var(--sand-600); }
.main-nav { display: none; align-items: center; gap: .15rem; }
@media (min-width: 1024px) { .main-nav { display: flex; } }
.nav-link { position: relative; padding: .6rem .9rem; font-size: .92rem; font-weight: 500; color: var(--ink-600); border-radius: 8px; }
.nav-link:hover { color: var(--turq-800); background: var(--turq-50); }
.nav-link.active { color: var(--turq-900); font-weight: 700; }
.nav-link.active::after {
  content: ''; position: absolute; bottom: 2px; right: .9rem; left: .9rem;
  height: 2px; border-radius: 2px;
  background: linear-gradient(-90deg, var(--turq-500), var(--sand-500));
}
.header-actions { display: none; align-items: center; gap: .7rem; }
@media (min-width: 1024px) { .header-actions { display: flex; } }
.user-chip {
  display: inline-flex; align-items: center; gap: .5rem;
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: .55rem 1rem; font-size: .88rem; font-weight: 700; color: var(--turq-900);
}
.user-chip svg { width: 1rem; height: 1rem; }
.menu-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.75rem; height: 2.75rem; border: 1px solid var(--line);
  background: #fff; border-radius: var(--radius); cursor: pointer;
}
.menu-btn svg { width: 1.3rem; height: 1.3rem; color: var(--turq-900); }
@media (min-width: 1024px) { .menu-btn { display: none; } }

/* ---------- کشوی موبایل ---------- */
.overlay {
  position: fixed; inset: 0; z-index: 70; background: rgba(5,46,56,.5);
  opacity: 0; visibility: hidden; transition: opacity .3s;
}
.overlay.open { opacity: 1; visibility: visible; }
.drawer {
  position: fixed; top: 0; bottom: 0; right: 0; z-index: 71;
  width: min(20rem, 86vw); background: #fff; display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform .32s cubic-bezier(.16,1,.3,1);
  box-shadow: -20px 0 60px rgba(5,46,56,.25);
}
.drawer.open { transform: none; }
.drawer-head {
  background: var(--turq-950); color: #fff; padding: 1.1rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between;
  position: relative; overflow: hidden;
}
.drawer-head .brand-name b { color: #fff; font-size: 1rem; }
.drawer-close {
  width: 2.4rem; height: 2.4rem; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.25); background: transparent; color: #fff;
  border-radius: 8px; cursor: pointer;
}
.drawer-close svg { width: 1.1rem; height: 1.1rem; }
.drawer nav { padding: 1rem; display: flex; flex-direction: column; gap: .15rem; overflow-y: auto; flex: 1; }
.drawer-link { padding: .8rem 1rem; border-radius: 8px; font-weight: 500; color: var(--ink-900); border-right: 3px solid transparent; }
.drawer-link:hover { background: var(--turq-50); }
.drawer-link.active { background: var(--turq-50); color: var(--turq-900); font-weight: 700; border-right-color: var(--turq-500); }
.drawer-foot { padding: 1rem 1.25rem; border-top: 1px solid var(--line); display: grid; gap: .6rem; }
.drawer-note { padding: 0 1.25rem 1.1rem; font-size: .72rem; color: var(--ink-400); }

/* ---------- اعلان ---------- */
.toast {
  position: fixed; bottom: 1.25rem; right: 50%; transform: translateX(50%);
  z-index: 90; display: flex; align-items: center; gap: .6rem;
  padding: .85rem 1.4rem; border-radius: var(--radius); font-size: .9rem; font-weight: 500;
  box-shadow: var(--shadow-md); max-width: min(92vw, 34rem);
  transition: opacity .4s, translate .4s;
}
.toast svg { width: 1.2rem; height: 1.2rem; flex: none; }
.toast.ok { background: var(--turq-900); color: #fff; border-right: 4px solid var(--turq-400); }
.toast.err { background: #fff; color: var(--danger); border: 1px solid #f0c9c4; border-right: 4px solid var(--danger); }
.toast.hide { opacity: 0; translate: 0 12px; pointer-events: none; }

/* ---------- نقش گره‌چینی ---------- */
.pattern-dark {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='96' height='96' viewBox='0 0 96 96'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='0.07'%3E%3Cpath d='M48 8l9.5 30.5L88 48l-30.5 9.5L48 88l-9.5-30.5L8 48l30.5-9.5z'/%3E%3Ccircle cx='48' cy='48' r='30'/%3E%3Ccircle cx='48' cy='48' r='2.5' fill='%23ffffff' fill-opacity='0.07' stroke='none'/%3E%3Cpath d='M0 0h96M0 96h96M0 0v96M96 0v96'/%3E%3C/g%3E%3C/svg%3E");
}
.pattern-light {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='96' height='96' viewBox='0 0 96 96'%3E%3Cg fill='none' stroke='%230a4c59' stroke-opacity='0.06'%3E%3Cpath d='M48 8l9.5 30.5L88 48l-30.5 9.5L48 88l-9.5-30.5L8 48l30.5-9.5z'/%3E%3Ccircle cx='48' cy='48' r='30'/%3E%3C/g%3E%3C/svg%3E");
}

/* ---------- هیروی صفحات داخلی ---------- */
.page-hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(160deg, var(--turq-950) 20%, var(--turq-800) 90%);
}
.page-hero.has-img { background-size: cover; background-position: center; }
.page-hero.has-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(-90deg, rgba(5,46,56,.94) 30%, rgba(5,46,56,.72) 65%, rgba(5,46,56,.45));
}
.page-hero-inner { position: relative; padding-block: clamp(3rem, 2rem + 5vw, 5rem); padding-top: calc(4.25rem + 2rem); }
@media (min-width: 768px) { .page-hero-inner { padding-top: calc(6.5rem + 2.5rem); } }
.breadcrumbs { display: flex; align-items: center; gap: .5rem; font-size: .78rem; color: rgba(255,255,255,.65); margin-bottom: 1.25rem; flex-wrap: wrap; }
.breadcrumbs a:hover { color: var(--sand-300); }
.breadcrumbs svg { width: .8rem; height: .8rem; transform: scaleX(-1); }
.breadcrumbs .here { color: var(--sand-300); font-weight: 700; }
.page-hero h1 { margin: .9rem 0 .8rem; }
.page-hero .sub { color: rgba(255,255,255,.78); max-width: 42rem; }
.hero-credit {
  position: absolute; bottom: .7rem; left: 1rem;
  font-size: .66rem; color: rgba(255,255,255,.5);
}
/* نوار طاق‌نما پایین هیرو */
.arch-band { display: block; width: 100%; height: 26px; margin-bottom: -1px; }
@media (min-width: 768px) { .arch-band { height: 38px; } }

/* ---------- کارت ---------- */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: clamp(1.4rem, 1rem + 2vw, 2.2rem); position: relative;
  display: flex; flex-direction: column;
  overflow: hidden;
}
/* گوشه گره‌چینی داخل همه کارت‌ها */
.card::before {
  content: ''; position: absolute; top: -24px; inset-inline-start: -24px;
  width: 88px; height: 88px; pointer-events: none; opacity: .09;
  background: url('/images/girih-star.svg?v=2') center / contain no-repeat;
}
.card-hover { transition: transform .3s cubic-bezier(.16,1,.3,1), box-shadow .3s, border-color .3s; }
.card-hover:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--turq-400); }
.card-top-accent { border-top: 4px solid var(--turq-500); }
.icon-badge {
  width: 3.25rem; height: 3.25rem; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px; background: linear-gradient(135deg, var(--turq-700), var(--turq-900));
  color: #fff;
}
.icon-badge svg { width: 1.5rem; height: 1.5rem; }
.icon-badge.sand { background: linear-gradient(135deg, var(--sand-500), var(--sand-600)); }
.tag {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .7rem; font-weight: 700; padding: .3rem .8rem; border-radius: 999px;
  background: var(--turq-50); color: var(--turq-800); border: 1px solid var(--turq-200);
}
.tag.sand { background: var(--sand-100); color: var(--sand-600); border-color: #e6d3a3; }
.check-list { display: grid; gap: .6rem; margin: 0; padding: 0; }
.check-list li { display: flex; align-items: flex-start; gap: .6rem; font-size: .9rem; color: var(--ink-600); }
.check-list svg { width: 1rem; height: 1rem; flex: none; color: var(--turq-600); margin-top: .45rem; }

/* ---------- قاب طاقی تصاویر ---------- */
.arch-frame {
  border-radius: clamp(6rem, 18vw, 11rem) clamp(6rem, 18vw, 11rem) var(--radius-lg) var(--radius-lg);
  overflow: hidden; border: 6px solid #fff; outline: 2px solid var(--turq-200);
  box-shadow: var(--shadow-md); position: relative;
}
.arch-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.16,1,.3,1); }
.arch-frame:hover img { transform: scale(1.06); }
.arch-frame .cap {
  position: absolute; bottom: 0; right: 0; left: 0;
  background: linear-gradient(transparent, rgba(5,46,56,.85));
  color: #fff; font-size: .75rem; padding: 2.2rem 1.2rem .9rem;
}

/* ---------- فرم ---------- */
.field { display: grid; gap: .45rem; }
.label { font-size: .8rem; font-weight: 700; color: var(--turq-950); }
.label .req { color: var(--sand-600); }
.input {
  width: 100%; border: 1px solid var(--line); border-radius: var(--radius);
  background: #f8fbfb; padding: .85rem 1rem; font-size: 1rem; min-height: 3.1rem;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.input::placeholder { color: #a7b5ba; }
.input:focus { border-color: var(--turq-500); background: #fff; box-shadow: 0 0 0 3px rgba(16,160,178,.15); outline: none; }
/* ورودی‌های چپ‌چین (ایمیل/تلفن) هم‌راستا با فرم راست‌چین */
.input[dir="ltr"] { text-align: right; }
.input[dir="ltr"]::placeholder { text-align: right; }
textarea.input { min-height: 8rem; resize: vertical; }
.form-note { font-size: .78rem; color: var(--ink-400); }
.form-error {
  background: #fdf0ee; border: 1px solid #f0c9c4; border-right: 4px solid var(--danger);
  color: var(--danger); font-size: .88rem; padding: .8rem 1rem; border-radius: var(--radius);
  display: flex; align-items: center; gap: .5rem;
}
.form-error svg { width: 1.1rem; height: 1.1rem; flex: none; }

/* ---------- پانوشت ---------- */
.site-footer { background: var(--turq-950); color: rgba(255,255,255,.78); position: relative; overflow: hidden; }
.site-footer.has-img {
  background-color: var(--turq-950);
  background-size: cover; background-position: center;
}
.site-footer.has-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,46,56,.93), rgba(5,46,56,.86));
}
.site-footer.has-img > * { position: relative; z-index: 1; }
.foot-arch { display: block; width: 100%; height: 26px; transform: scaleY(-1); }
@media (min-width: 768px) { .foot-arch { height: 38px; } }
.foot-grid {
  display: grid; gap: 2.5rem; grid-template-columns: 1fr;
  padding-block: 3rem 2rem;
}
@media (min-width: 768px) { .foot-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
@media (min-width: 1024px) { .foot-grid { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; } }
.foot-brand { display: flex; align-items: center; gap: .7rem; margin-bottom: 1rem; }
.foot-brand img { width: 3rem; height: 3rem; }
.foot-brand b { color: #fff; font-size: 1.1rem; display: block; }
.foot-brand span { font-size: .62rem; color: var(--sand-300); }
.foot-desc { font-size: .88rem; line-height: 2; color: rgba(255,255,255,.65); }
.foot-h { font-size: .8rem; font-weight: 700; color: var(--sand-300); margin-bottom: 1.1rem; }
.foot-links { display: grid; gap: .7rem; font-size: .9rem; }
.foot-links a { color: rgba(255,255,255,.7); }
.foot-links a:hover { color: var(--sand-300); }
.foot-contact { display: grid; gap: .9rem; font-size: .88rem; }
.foot-contact li { display: flex; align-items: center; gap: .7rem; }
.foot-contact svg { width: 1.05rem; height: 1.05rem; color: var(--turq-400); flex: none; }
.foot-bottom {
  border-top: 1px solid rgba(255,255,255,.12); padding-block: 1.25rem;
  display: flex; flex-direction: column; gap: .6rem; align-items: center; text-align: center;
  font-size: .75rem; color: rgba(255,255,255,.5);
}
@media (min-width: 768px) { .foot-bottom { flex-direction: row; justify-content: space-between; text-align: start; } }
.foot-bottom nav { display: flex; gap: 1.25rem; }
.foot-bottom a:hover { color: var(--sand-300); }
.photo-credit { font-size: .7rem; color: rgba(255,255,255,.42); }

/* ---------- آیکون داخلی ---------- */
.ic { width: 1.15em; height: 1.15em; flex: none; }

/* ---------- هیروی خانه ---------- */
.hero { position: relative; overflow: hidden; color: #fff; background: var(--turq-950); }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center 30%; }
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(-90deg, rgba(5,46,56,.96) 25%, rgba(5,46,56,.82) 55%, rgba(5,46,56,.45));
}
@media (max-width: 767px) {
  .hero-bg::after { background: linear-gradient(180deg, rgba(5,46,56,.93) 20%, rgba(5,46,56,.78) 60%, rgba(5,46,56,.88)); }
}
.hero-inner { position: relative; padding-block: clamp(3.5rem, 2.5rem + 6vw, 6.5rem); padding-top: calc(4.25rem + 2.5rem); }
@media (min-width: 768px) { .hero-inner { padding-top: calc(6.5rem + 3rem); } }
.hero-grid { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 1024px) { .hero-grid { grid-template-columns: 7fr 5fr; } }
.hero-badge {
  display: inline-flex; align-items: center; gap: .55rem;
  border: 1px solid rgba(195,154,75,.55); background: rgba(195,154,75,.12);
  color: var(--sand-300); font-size: .75rem; font-weight: 700;
  padding: .4rem 1rem; border-radius: 999px; margin-bottom: 1.4rem;
}
.hero-badge .dot-live { background: var(--sand-300); }
.hero-meta { font-size: .72rem; color: rgba(255,255,255,.55); margin-right: 1rem; }
@media (max-width: 639px) { .hero-meta { display: none; } }
.hero h1 { margin-bottom: 1.25rem; text-wrap: balance; }
.hero h1 .gold { color: var(--sand-300); }
.hero .lead { color: rgba(255,255,255,.8); max-width: 34rem; margin-bottom: 2rem; }
.hero-cta { display: flex; flex-direction: column; gap: .8rem; }
@media (min-width: 640px) { .hero-cta { flex-direction: row; flex-wrap: wrap; } }
.hero-stats {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem 1rem;
  margin-top: 2.75rem; padding-top: 1.75rem; border-top: 1px solid rgba(255,255,255,.14);
}
@media (min-width: 768px) { .hero-stats { grid-template-columns: repeat(4, 1fr); } }
.stat b { display: block; font-size: 1.6rem; font-weight: 900; color: #fff; }
.stat b em { font-style: normal; color: var(--sand-300); font-size: 1.05rem; }
.stat span { font-size: .72rem; color: rgba(255,255,255,.6); }

/* کارت شیشه‌ای روی هیرو */
.glass-card {
  position: relative; border-radius: var(--radius-lg); padding: 2rem;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(8px);
  overflow: hidden;
}
.glass-card::before {
  content: ''; position: absolute; inset: 10px; border: 1px solid rgba(195,154,75,.35);
  border-radius: calc(var(--radius-lg) - 8px); pointer-events: none;
}
.glass-row { display: flex; align-items: flex-start; gap: .9rem; padding-block: .9rem; }
.glass-row + .glass-row { border-top: 1px solid rgba(255,255,255,.1); }
.glass-ic {
  width: 2.6rem; height: 2.6rem; flex: none; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; background: rgba(195,154,75,.15); border: 1px solid rgba(195,154,75,.4);
  color: var(--sand-300);
}
.glass-ic svg { width: 1.25rem; height: 1.25rem; }
.glass-row b { display: block; font-size: .92rem; color: #fff; }
.glass-row small { display: block; font-size: .76rem; color: rgba(255,255,255,.62); }
.glass-foot {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 1rem; padding-top: 1.1rem; border-top: 1px solid rgba(255,255,255,.1);
}
.glass-foot .latin { font-size: .7rem; color: rgba(255,255,255,.45); }
.link-gold { font-size: .85rem; font-weight: 700; color: var(--sand-300); display: inline-flex; align-items: center; gap: .4rem; }
.link-gold:hover { color: #fff; }
.link-gold svg { width: 1rem; height: 1rem; transform: scaleX(-1); }

/* ---------- نوار سامانه‌های فعال ---------- */
.strip { background: #fff; border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.strip-inner {
  display: flex; flex-direction: column; align-items: center; gap: .9rem;
  padding-block: 1.4rem; text-align: center;
}
@media (min-width: 768px) { .strip-inner { flex-direction: row; justify-content: center; gap: 2rem; } }
.strip-label { font-size: .7rem; font-weight: 700; color: var(--ink-400); }
.logos { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 1.4rem; }
@media (max-width: 480px) { .logos { gap: .7rem 1rem; } .logos a { font-size: .88rem; } }
.logos a { font-family: var(--font-latin); font-size: 1.02rem; color: var(--ink-400); font-weight: 700; }
.logos a:hover { color: var(--turq-800); }
.logos i { width: .3rem; height: .3rem; border-radius: 50%; background: var(--sand-500); }

/* ---------- شماره گام ---------- */
.step-num {
  position: absolute; top: 1rem; left: 1.25rem;
  font-family: var(--font-latin); font-size: 2rem; font-weight: 700;
  color: transparent; -webkit-text-stroke: 1px var(--turq-200);
}
.step-card { position: relative; }

/* ---------- پنل تیره ---------- */
.panel-dark {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(160deg, var(--turq-950), var(--turq-800));
}
.why-grid { display: grid; gap: 2.5rem; }
@media (min-width: 1024px) { .why-grid { grid-template-columns: 5fr 7fr; } }
.why-side p { color: rgba(255,255,255,.75); margin: 1rem 0 1.5rem; }
.why-cards { display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .why-cards { grid-template-columns: repeat(2, 1fr); } }
.why-card {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.13);
  border-radius: var(--radius); padding: 1.5rem; transition: border-color .3s;
  position: relative; overflow: hidden;
}
.why-card::before {
  content: ''; position: absolute; top: -26px; inset-inline-start: -26px;
  width: 92px; height: 92px; pointer-events: none; opacity: .13;
  background: url('/images/girih-star.svg?v=2') center / contain no-repeat;
}
.why-card:hover { border-color: rgba(195,154,75,.6); }
.why-card h3 { font-size: .98rem; color: #fff; margin: .9rem 0 .4rem; }
.why-card p { font-size: .8rem; color: rgba(255,255,255,.65); line-height: 2; }

/* ---------- کارت محصول شاخص ---------- */
.feat-card {
  display: grid; gap: clamp(1.25rem, 1rem + 2vw, 2rem); overflow: hidden;
  padding: clamp(1.1rem, 1rem + 2vw, 1.75rem);
  grid-template-columns: 1fr; margin-bottom: 1.25rem;
}
@media (min-width: 1024px) { .feat-card { grid-template-columns: 7fr 5fr; align-items: stretch; } }
.feat-body { padding: clamp(.4rem, 0rem + 1vw, .8rem); display: flex; flex-direction: column; justify-content: center; }
.feat-side { position: relative; min-height: 15rem; border-radius: var(--radius); overflow: hidden; }
.feat-side img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.feat-side::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(-90deg, #fff 0%, transparent 30%);
}
@media (max-width: 1023px) { .feat-side::after { background: linear-gradient(180deg, #fff 0%, transparent 30%); } }
.feat-pills { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.25rem 0 1.6rem; }
.pill {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .76rem; color: var(--ink-600); background: var(--bg-muted);
  border: 1px solid var(--line); padding: .35rem .8rem; border-radius: 8px;
}
.pill svg { width: .85rem; height: .85rem; color: var(--turq-600); }
.prod-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  border-top: 1px solid var(--line); margin-top: 1.25rem; padding-top: 1.1rem;
}
.prod-link { font-size: .88rem; font-weight: 700; color: var(--turq-800); display: inline-flex; align-items: center; gap: .45rem; }
.prod-link:hover { color: var(--sand-600); }
.prod-link svg { width: 1rem; height: 1rem; }
.prod-link svg.flip { transform: scaleX(-1); }

/* ---------- سربرگ کارت پروژه ---------- */
.proj-top {
  background: linear-gradient(150deg, var(--turq-900), var(--turq-950));
  padding: 1.25rem 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  margin: calc(clamp(1.4rem, 1rem + 2vw, 2.2rem) * -1) calc(clamp(1.4rem, 1rem + 2vw, 2.2rem) * -1) 1.4rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.proj-id { display: flex; align-items: center; gap: .8rem; }
.proj-monogram {
  width: 2.75rem; height: 2.75rem; flex: none; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; background: rgba(255,255,255,.08); border: 1px solid rgba(195,154,75,.5);
  color: var(--sand-300); font-family: var(--font-latin); font-weight: 700; font-size: .85rem;
}
.proj-id b { display: block; color: #fff; font-size: .95rem; }
.proj-id .latin { font-size: .68rem; color: rgba(255,255,255,.55); }
.live { display: inline-flex; align-items: center; gap: .4rem; font-size: .7rem; color: #7de3ae; font-weight: 700; }
/* سربرگ تصویری کارت پروژه (معماری ایرانی) */
.proj-pic {
  position: relative; overflow: hidden;
  margin: calc(clamp(1.4rem, 1rem + 2vw, 2.2rem) * -1) calc(clamp(1.4rem, 1rem + 2vw, 2.2rem) * -1) 1.25rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  min-height: 11rem; display: flex; align-items: flex-end;
  background-size: cover; background-position: center; color: #fff;
}
.proj-pic::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,46,56,.05) 30%, rgba(5,46,56,.88));
}
.proj-pic > div {
  position: relative; width: 100%; padding: 1rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.proj-pic .proj-monogram { background: rgba(255,255,255,.14); backdrop-filter: blur(4px); }

/* ---------- فرم تیره ---------- */
.dark-form { background: var(--turq-950); color: #fff; }
.dark-form .label { color: rgba(255,255,255,.85); }
.dark-form .input {
  background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.16); color: #fff;
}
.dark-form .input::placeholder { color: rgba(255,255,255,.38); }
.dark-form .input:focus { border-color: var(--sand-500); background: rgba(255,255,255,.09); box-shadow: 0 0 0 3px rgba(195,154,75,.18); }
.dark-form select.input option { color: #17272e; }

/* ---------- احراز هویت ---------- */
.auth-wrap {
  display: flex; align-items: center; justify-content: center;
  padding: 3rem 1rem; background: var(--bg-muted);
}
/* احراز هویت روی عکس معماری */
.auth-wrap.has-img { position: relative; overflow: hidden; background-size: cover; background-position: center; }
.auth-wrap.has-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,46,56,.85), rgba(5,46,56,.62));
}
.auth-wrap.has-img > * { position: relative; }
.auth-wrap.has-img .auth-head h1 { color: #fff; }
.auth-wrap.has-img .auth-head .form-note { color: rgba(255,255,255,.7); }
.auth-wrap.has-img .auth-alt { color: rgba(255,255,255,.75); }
.auth-wrap.has-img .auth-alt a, .auth-wrap.has-img .forgot { color: var(--sand-300); }
.auth-credit { text-align: center; font-size: .66rem; color: rgba(255,255,255,.55); margin-top: 1rem; }
.auth-box { width: 100%; max-width: 28rem; }
.auth-head { text-align: center; margin-bottom: 1.75rem; }
.auth-head img { width: 3.25rem; height: 3.25rem; margin: 0 auto 1rem; }
.auth-card { box-shadow: var(--shadow-md); border-top: 4px solid var(--turq-600); }
.auth-alt { text-align: center; font-size: .88rem; color: var(--ink-400); margin-top: 1.25rem; }
.auth-alt a { color: var(--turq-800); font-weight: 700; }
.auth-alt a:hover { color: var(--sand-600); }
.auth-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-size: .8rem; }
.remember { display: inline-flex; align-items: center; gap: .5rem; color: var(--ink-600); cursor: pointer; }
.remember input { width: 1.05rem; height: 1.05rem; accent-color: var(--turq-700); }
.forgot { color: var(--sand-600); font-weight: 700; }
.stack { display: grid; gap: 1.1rem; }

/* ---------- چیدمان تماس ---------- */
.contact-layout { display: grid; gap: 1.25rem; }
@media (min-width: 1024px) { .contact-layout { grid-template-columns: 5fr 7fr; align-items: start; } }
.info-card { display: flex; align-items: center; gap: 1rem; }
.info-card .icon-badge { width: 2.9rem; height: 2.9rem; }
.info-card .icon-badge svg { width: 1.3rem; height: 1.3rem; }
.info-card small { display: block; font-size: .72rem; font-weight: 700; color: var(--ink-400); }
.info-card b, .info-card a.val { font-size: .95rem; color: var(--turq-950); }
.faq-box { background: var(--turq-950); color: #fff; }
.faq-item { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); padding: 1rem 1.2rem; }
.faq-item + .faq-item { margin-top: .7rem; }
.faq-item b { display: block; font-size: .85rem; color: var(--sand-300); margin-bottom: .25rem; }
.faq-item p { font-size: .78rem; color: rgba(255,255,255,.7); }

/* ---------- چیدمان دوقلو (متن + تصویر) ---------- */
.split { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 1024px) { .split { grid-template-columns: 1fr 1fr; } }
.split-img img { aspect-ratio: 4 / 4.6; }
@media (min-width: 1024px) { .split-img img { aspect-ratio: 4 / 5; } }

/* ---------- باند تصویری (پنل و CTA روی عکس) ---------- */
.panel-dark.has-img, .cta-band.has-img, .faq-box.has-img {
  background-color: var(--turq-950);
  background-size: cover; background-position: center;
}
.panel-dark.has-img::before, .cta-band.has-img::before, .faq-box.has-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(160deg, rgba(5,46,56,.9), rgba(10,76,89,.8));
}
.panel-dark.has-img > .container, .cta-band.has-img > *, .faq-box.has-img > * { position: relative; }
/* پنل روشن روی عکس (بافت معماری زیر متن تیره) */
.panel-light.has-img {
  position: relative; overflow: hidden;
  background-color: #fff; background-size: cover; background-position: center;
}
.panel-light.has-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(243,247,247,.9));
}
.panel-light.has-img > .container { position: relative; }

/* ---------- نوار عکس تمام‌عرض با شعار کوتاه ---------- */
.photo-strip {
  position: relative; background-size: cover; background-position: center;
  color: #fff; text-align: center; overflow: hidden;
  border-block: 6px solid #fff;
}
.photo-strip::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,46,56,.88), rgba(5,46,56,.68) 55%, rgba(5,46,56,.88));
}
.photo-strip-inner { position: relative; padding-block: clamp(3.5rem, 2.5rem + 5vw, 5.5rem); }
.photo-strip h2 { margin-bottom: .4rem; }
.photo-strip p { color: rgba(255,255,255,.75); margin-bottom: 1.6rem; }

/* ---------- نوار CTA ---------- */
.cta-band {
  position: relative; overflow: hidden; text-align: center; color: #fff;
  background: linear-gradient(160deg, var(--turq-950), var(--turq-800));
  border-top: 4px solid var(--sand-500);
  padding: clamp(2.25rem, 1.5rem + 4vw, 3.5rem) clamp(1.25rem, 1rem + 3vw, 3rem);
}
.cta-band h2 { margin-bottom: .5rem; }
.cta-band p { color: rgba(255,255,255,.72); margin-bottom: 1.75rem; }
.cta-row { display: flex; flex-direction: column; gap: .8rem; align-items: stretch; }
@media (min-width: 640px) { .cta-row { flex-direction: row; justify-content: center; } }

/* ---------- ۴۰۴ ---------- */
.nf-wrap { text-align: center; padding-block: clamp(3.5rem, 2.5rem + 5vw, 6rem); position: relative; }
.nf-num {
  font-family: var(--font-latin); font-size: clamp(6rem, 4rem + 12vw, 10rem);
  line-height: 1; font-weight: 700; color: transparent;
  -webkit-text-stroke: 2px var(--turq-200); user-select: none;
}

/* ---------- انیمیشن ورود ---------- */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.16,1,.3,1); }
.fade-up.in-view { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- نشانگر اسکرول هیرو ---------- */
.hero-veil {
  position: absolute; inset: 0;
  background: linear-gradient(-90deg, rgba(5,46,56,.96) 25%, rgba(5,46,56,.82) 55%, rgba(5,46,56,.45));
}
@media (max-width: 767px) {
  .hero-veil { background: linear-gradient(180deg, rgba(5,46,56,.93) 20%, rgba(5,46,56,.78) 60%, rgba(5,46,56,.88)); }
}
/* نشانگر اسکرول */
.scroll-hint {
  position: absolute; bottom: 3.4rem; left: 50%; transform: translateX(-50%);
  width: 1.55rem; height: 2.5rem; border: 2px solid rgba(255,255,255,.55);
  border-radius: 99px; display: none; z-index: 2;
}
@media (min-width: 768px) { .scroll-hint { display: block; } }
.scroll-hint span {
  display: block; width: .3rem; height: .55rem; margin: .45rem auto 0;
  border-radius: 99px; background: var(--sand-300);
  animation: hintDrop 1.8s ease-in-out infinite;
}
@keyframes hintDrop {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(.8rem); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) { .scroll-hint span { animation: none; } }

/* ---------- قاب معماری ---------- */
.arch-frame {
  border: 3px solid var(--sand-500); outline: 1px solid var(--sand-500); outline-offset: 5px;
  border-radius: 4px; overflow: hidden; aspect-ratio: 16 / 10; box-shadow: var(--shadow-md);
  background: var(--turq-950);
}
.arch-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pattern-epic {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140' viewBox='0 0 140 140'%3E%3Cg fill='none' stroke='%23a5813f' stroke-opacity='0.12'%3E%3Ccircle cx='70' cy='70' r='26'/%3E%3Ccircle cx='70' cy='70' r='18'/%3E%3Ccircle cx='70' cy='70' r='3' fill='%23a5813f' fill-opacity='0.12' stroke='none'/%3E%3Cpath d='M70 8v24M70 108v24M8 70h24M108 70h24M27 27l17 17M96 96l17 17M113 27l-17 17M44 96l-17 17'/%3E%3Cpath d='M70 44l5 17 17 5-17 5-5 17-5-17-17-5 17-5z'/%3E%3C/g%3E%3C/svg%3E");
}
/* ---------- اسلایدر بخش‌ها (محصولات/پروژه‌ها) ---------- */
.slider { position: relative; max-width: 100%; }
.slider-viewport { overflow: hidden; border-radius: var(--radius-lg); max-width: 100%; }
.slider-track { display: flex; direction: ltr; transition: transform .55s cubic-bezier(.16,1,.3,1); max-width: 100%; }
.slide { flex: 0 0 100%; min-width: 0; max-width: 100%; direction: rtl; padding: .25rem; }
.slide-card { height: 100%; }
.slider .proj-pic { min-height: 13rem; }
@media (min-width: 1024px) { .slider .proj-pic { min-height: 15rem; } }
.slider-foot { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: .9rem; row-gap: .7rem; margin-top: 1.4rem; max-width: 100%; }
.slider-btn {
  width: 2.75rem; height: 2.75rem; flex: none; border-radius: 50%;
  border: 1px solid var(--line); background: #fff; color: var(--turq-900);
  cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
  transition: border-color .25s, transform .2s;
}
.slider-btn:hover { border-color: var(--turq-500); transform: translateY(-2px); }
.slider-btn:active { transform: translateY(0); }
.slider-btn svg { width: 1.2rem; height: 1.2rem; }
.slider-btn svg.flip { transform: scaleX(-1); }
.slider-dots { display: flex; align-items: center; gap: .5rem; max-width: 100%; overflow-x: auto; scrollbar-width: none; padding-block: .2rem; }
.slider-dots::-webkit-scrollbar { display: none; }
.slider-dot { flex: none; width: 2rem; height: .3rem; border: 0; border-radius: 99px; padding: 0; background: var(--line); cursor: pointer; transition: width .3s, background .3s; }
@media (max-width: 480px) {
  .slider-dot { width: 1.15rem; }
  .slider-dot.active { width: 1.8rem; }
  .slider-count { min-width: 0; font-size: .72rem; }
}
.slider-dot.active { width: 2.75rem; background: var(--sand-500); }
.slider-count { font-size: .8rem; font-weight: 700; color: var(--ink-400); min-width: 3.5rem; text-align: center; }
/* ---------- نقش‌ونگار گره‌چینی در گوشه‌وکنار ---------- */
.girih-divider { display: block; width: min(300px, 68%); margin: 0 auto 1.4rem; opacity: .75; }
/* گوشه‌های نوار سامانه‌ها */
.strip::before, .strip::after {
  content: ''; position: absolute; top: 50%; width: 130px; height: 130px;
  transform: translateY(-50%); opacity: .07; pointer-events: none;
  background: url('/images/girih-star.svg?v=2') center / contain no-repeat;
}
.strip::before { inset-inline-start: -34px; }
.strip::after { inset-inline-end: -34px; }
/* گوشه کارت شیشه‌ای هیرو */
.glass-card::after {
  content: ''; position: absolute; bottom: -28px; inset-inline-end: -28px;
  width: 130px; height: 130px; opacity: .14; pointer-events: none;
  background: url('/images/girih-star.svg?v=2') center / contain no-repeat;
}
/* گوشه سر کشوی موبایل */
.drawer-head::before {
  content: ''; position: absolute; top: -30px; inset-inline-start: -30px;
  width: 120px; height: 120px; opacity: .16; pointer-events: none;
  background: url('/images/girih-star.svg?v=2') center / contain no-repeat;
}
/* نوار گره‌چینی پایین پانوشت */
.site-footer::after {
  content: ''; position: absolute; bottom: 0; right: 0; left: 0; height: 104px;
  background: url('/images/girih-tiles.svg?v=3') repeat-x center bottom / auto 104px;
  opacity: .1; pointer-events: none;
}
/* ---------- کارت خدمت با سربرگ تصویری معماری ---------- */
.svc-card { position: relative; overflow: hidden; }
.svc-card::before {
  content: ''; position: absolute; top: 0; right: 0; left: 0; height: 7rem;
  background-image: var(--svc-img); background-size: cover; background-position: center;
  -webkit-mask-image: linear-gradient(180deg, #000 40%, transparent);
  mask-image: linear-gradient(180deg, #000 40%, transparent);
  opacity: .28; pointer-events: none;
}
.svc-card > * { position: relative; }
/* ---------- کارت‌های نمایشی صفحه اصلی (محصولات/پروژه‌ها) ---------- */
.show-grid { display: grid; gap: 1.4rem; }
@media (min-width: 768px) { .show-grid { grid-template-columns: repeat(3, 1fr); } }
.show-card {
  position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
  transition: transform .35s cubic-bezier(.16,1,.3,1), box-shadow .35s;
}
.show-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.show-media { position: relative; height: 12rem; background-size: cover; background-position: center; }
.show-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,45,60,0) 30%, rgba(10,45,60,.55) 100%);
}
.show-media .icon-badge {
  position: absolute; bottom: -.9rem; right: 1.2rem; z-index: 2;
  box-shadow: var(--shadow-md); border: 2px solid #fff;
}
.show-tag {
  position: absolute; top: .9rem; right: .9rem; z-index: 2;
  background: rgba(10,45,60,.75); backdrop-filter: blur(6px);
  color: var(--sand-300); font-size: .72rem; font-weight: 700;
  padding: .3rem .8rem; border-radius: 999px; border: 1px solid rgba(212,175,105,.4);
}
.show-body { padding: 1.6rem 1.3rem 1.3rem; display: flex; flex-direction: column; flex: 1; }
.show-num {
  position: absolute; top: .6rem; left: 1rem; z-index: 2;
  font-size: 2.2rem; font-weight: 900; color: rgba(255,255,255,.35); line-height: 1;
}
.show-monogram {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.6rem; height: 2.6rem; border-radius: 50%;
  background: var(--turq-800); color: #fff; font-weight: 900; font-size: .95rem;
  border: 2px solid var(--sand-500); margin-bottom: .8rem;
}
.show-live {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .72rem; font-weight: 700; color: #15803d;
  background: #dcfce7; border: 1px solid #bbf7d0;
  padding: .25rem .7rem; border-radius: 999px; margin-bottom: .8rem; width: fit-content;
}
.dot-live { width: .45rem; height: .45rem; border-radius: 50%; background: #16a34a; animation: pulse 1.6s infinite; }
/* ---------- پولیش موبایل (تأییدشده با اسکرین‌شات 390px) ---------- */
a.latin[href^="mailto:"] { letter-spacing: 0; }
.dark-form .input::placeholder { color: rgba(255,255,255,.62); }
.photo-credit { font-size: .75rem; color: rgba(255,255,255,.58); }
.foot-bottom { font-size: .78rem; }
.form-note, .photo-strip p, .hero .lead { text-wrap: balance; }
@media (max-width: 767px) {
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 1.6rem; padding-block: 2.25rem 1.25rem; }
  .foot-grid > div:first-child, .foot-grid > div:last-child { grid-column: 1 / -1; }
  .foot-links { gap: .55rem; }
  .foot-contact { gap: .7rem; }
  .foot-bottom nav { gap: .4rem; }
  .foot-bottom nav a { padding: .7rem .6rem; font-size: .82rem; }
  .step-card .icon-badge { margin-bottom: .6rem !important; }
  textarea.input { resize: none; }
  .info-card { padding: 1.1rem 1.25rem; }
}
@media (max-width: 480px) {
  .h-display { font-size: clamp(1.65rem, 1.2rem + 5vw, 2.2rem); }
}