/* ─────────────────────────────────────────────
   Sama Labs — light, interactive, Persian-first
   ───────────────────────────────────────────── */

:root {
  --bg: #f6f8fc;
  --bg-elevated: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.88);
  --border: rgba(15, 23, 42, 0.08);
  --border-strong: rgba(15, 23, 42, 0.12);
  --text: #0f172a;
  --text-muted: #475569;
  --text-soft: #94a3b8;
  --primary: #0284c7;
  --primary-soft: #e0f2fe;
  --primary-2: #6366f1;
  --accent: #059669;
  --accent-soft: #d1fae5;
  --danger: #dc2626;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 30px 80px rgba(15, 23, 42, 0.12);
  --radius: 22px;
  --radius-sm: 14px;
  --header-h: 72px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --font-fa: "Vazirmatn", "Inter", system-ui, sans-serif;
  --container: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mx: 50%;
  --my: 50%;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-fa);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  cursor: none;
}

body.lang-en {
  font-family: var(--font);
  cursor: auto;
}

body.lang-en .custom-cursor {
  display: none;
}

body.lang-fa .hero-copy h1,
body.lang-fa .section-head h2,
body.lang-fa .platforms-copy h2,
body.lang-fa .contact-copy h2 {
  font-family: var(--font-fa);
  letter-spacing: 0;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

/* Custom cursor (desktop) */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(2, 132, 199, 0.9);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  mix-blend-mode: multiply;
  transition: width 0.25s var(--ease), height 0.25s var(--ease), background 0.25s, opacity 0.2s;
  opacity: 0;
}

.custom-cursor.ring {
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid rgba(2, 132, 199, 0.45);
  mix-blend-mode: normal;
}

.custom-cursor.visible {
  opacity: 1;
}

@media (hover: none), (pointer: coarse) {
  body { cursor: auto; }
  .custom-cursor { display: none !important; }
}

/* Scroll progress */
.scroll-progress {
  position: fixed;
  top: 0;
  inset-inline-start: 0;
  height: 3px;
  width: 0%;
  z-index: 200;
  background: linear-gradient(90deg, #0284c7, #6366f1, #059669);
  box-shadow: 0 0 12px rgba(2, 132, 199, 0.45);
  transform-origin: left;
}

[dir="rtl"] .scroll-progress {
  transform-origin: right;
}

/* Ambient background */
.bg-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(ellipse 55% 40% at 10% -5%, rgba(2, 132, 199, 0.12), transparent 55%),
    radial-gradient(ellipse 45% 35% at 95% 5%, rgba(99, 102, 241, 0.1), transparent 50%),
    radial-gradient(ellipse 40% 30% at 50% 100%, rgba(5, 150, 105, 0.08), transparent 50%),
    var(--bg);
}

.bg-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black, transparent);
  opacity: 0.7;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  backdrop-filter: blur(16px) saturate(1.2);
  background: rgba(246, 248, 252, 0.78);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s;
}

.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.05);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease);
}

.logo:hover {
  transform: scale(1.02);
}

.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background:
    radial-gradient(circle at 50% 50%, var(--primary) 0 26%, transparent 28%),
    linear-gradient(135deg, #e0f2fe, #e0e7ff);
  border: 1px solid rgba(2, 132, 199, 0.25);
  box-shadow: 0 8px 20px rgba(2, 132, 199, 0.15);
  position: relative;
  transition: transform 0.35s var(--ease), box-shadow 0.35s;
}

.logo:hover .logo-mark {
  transform: rotate(-8deg);
  box-shadow: 0 10px 28px rgba(2, 132, 199, 0.28);
}

.logo-mark::after {
  content: "";
  position: absolute;
  inset: 9px;
  border-radius: 50%;
  border: 2px solid var(--primary);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-text strong {
  font-size: 0.95rem;
  font-weight: 700;
}

.logo-text small {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-fa);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav a {
  position: relative;
  padding: 0.5rem 0.9rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 999px;
  transition: color 0.2s, background 0.2s;
}

.nav a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  inset-inline: 28%;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  transform: scaleX(0);
  transition: transform 0.25s var(--ease);
}

.nav a:hover,
.nav a.active {
  color: var(--text);
  background: rgba(2, 132, 199, 0.06);
}

.nav a:hover::after,
.nav a.active::after {
  transform: scaleX(1);
  inset-inline: 22%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.lang-toggle {
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  color: var(--text-muted);
  transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.lang-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

body.lang-en .lang-fa,
body.lang-fa .lang-en {
  display: none;
}

body.lang-en .lang-en,
body.lang-fa .lang-fa {
  display: inline;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-elevated);
  cursor: pointer;
  padding: 0 11px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.45rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s, background 0.25s, border-color 0.25s;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.6s var(--ease);
}

.btn:hover::before {
  transform: translateX(120%);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  color: #fff;
  box-shadow: 0 10px 28px rgba(14, 165, 233, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 14px 36px rgba(14, 165, 233, 0.38);
}

.btn-ghost {
  background: var(--bg-elevated);
  border-color: var(--border-strong);
  color: var(--text);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.btn-ghost:hover {
  border-color: rgba(2, 132, 199, 0.4);
  background: var(--primary-soft);
  color: var(--primary);
}

.btn-sm {
  padding: 0.55rem 1.05rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  padding: 4rem 0 3rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--primary);
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem 0.35rem 0.5rem;
  background: var(--primary-soft);
  border-radius: 999px;
  border: 1px solid rgba(2, 132, 199, 0.12);
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.18);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.18); }
  50% { box-shadow: 0 0 0 8px rgba(2, 132, 199, 0.08); }
}

.hero-copy h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 4.2vw, 3.15rem);
  line-height: 1.25;
  font-weight: 800;
}

.hero-copy h1 span {
  display: block;
}

.gradient-text {
  background: linear-gradient(120deg, #0284c7 0%, #6366f1 48%, #059669 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  margin: 0 0 1.75rem;
  font-size: 1.08rem;
  color: var(--text-muted);
  max-width: 36rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.85rem 1.1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  min-width: 6.5rem;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
  transition: transform 0.3s var(--ease), box-shadow 0.3s, border-color 0.3s;
  cursor: default;
}

.stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(2, 132, 199, 0.25);
}

.stat strong {
  font-size: 1.55rem;
  font-weight: 800;
  background: linear-gradient(135deg, #0f172a, #0284c7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}

.stat span {
  font-size: 0.8rem;
  color: var(--text-soft);
  font-weight: 500;
}

.hero-visual {
  position: relative;
  perspective: 1000px;
}

.hero-card {
  position: relative;
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-lg);
  background: var(--bg-elevated);
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out, box-shadow 0.3s;
  will-change: transform;
}

.hero-card:hover {
  box-shadow: 0 40px 90px rgba(15, 23, 42, 0.14);
}

.hero-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.hero-card:hover img {
  transform: scale(1.03);
}

.hero-card-caption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 0.9rem 1.1rem;
  background: linear-gradient(transparent, rgba(15, 23, 42, 0.72));
  font-size: 0.8rem;
  color: #e2e8f0;
  font-weight: 500;
}

.floating-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-strong);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.1);
  white-space: nowrap;
  animation: float 6s ease-in-out infinite;
  cursor: default;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  z-index: 2;
}

.floating-chip:hover {
  animation-play-state: paused;
  border-color: rgba(2, 132, 199, 0.35);
  box-shadow: 0 16px 36px rgba(2, 132, 199, 0.15);
  transform: scale(1.05);
}

.chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.18);
}

.chip-ios { top: 10%; inset-inline-start: -6%; animation-delay: 0s; }
.chip-android { top: 42%; inset-inline-end: -8%; animation-delay: -2s; }
.chip-web { bottom: 14%; inset-inline-start: 8%; animation-delay: -4s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Trust bar */
.trust {
  padding: 1.25rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.trust-row > span {
  font-size: 0.8rem;
  color: var(--text-soft);
  font-weight: 700;
}

.trust-row ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.trust-row li {
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-elevated);
  transition: transform 0.25s var(--ease), border-color 0.25s, color 0.25s, box-shadow 0.25s;
  cursor: default;
}

.trust-row li:hover {
  transform: translateY(-3px);
  border-color: rgba(2, 132, 199, 0.35);
  color: var(--primary);
  box-shadow: 0 8px 20px rgba(2, 132, 199, 0.1);
}

/* Marquee */
.marquee-wrap {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  margin-top: 0.5rem;
}

.marquee {
  display: flex;
  gap: 0.75rem;
  width: max-content;
  animation: marquee 28s linear infinite;
}

.marquee:hover {
  animation-play-state: paused;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

[dir="rtl"] .marquee {
  animation-name: marquee-rtl;
}

@keyframes marquee-rtl {
  from { transform: translateX(0); }
  to { transform: translateX(50%); }
}

/* Sections */
.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-alt {
  background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
  border-block: 1px solid var(--border);
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.75rem;
}

.section-head h2,
.platforms-copy h2,
.contact-copy h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.3;
  font-weight: 800;
}

.section-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Service cards */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
}

.service-card {
  padding: 1.75rem;
  transition: border-color 0.3s, transform 0.35s var(--ease), box-shadow 0.35s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(600px circle at var(--mx) var(--my), rgba(2, 132, 199, 0.08), transparent 40%),
    var(--bg-elevated);
}

.service-card::after {
  content: "";
  position: absolute;
  inset-inline-end: 1.25rem;
  top: 1.25rem;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.3s, transform 0.3s var(--ease);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%230284c7' stroke-width='2' viewBox='0 0 24 24'%3E%3Cpath d='M7 17L17 7M9 7h8v8'/%3E%3C/svg%3E") center / 14px no-repeat;
}

.service-card:hover {
  border-color: rgba(2, 132, 199, 0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::after,
.service-card.active::after {
  opacity: 1;
  transform: scale(1);
}

.service-card.active {
  border-color: rgba(2, 132, 199, 0.4);
  box-shadow: var(--shadow);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, #e0f2fe, #e0e7ff);
  border: 1px solid rgba(2, 132, 199, 0.12);
  color: var(--primary);
  transition: transform 0.35s var(--ease), background 0.35s;
}

.service-card:hover .service-icon {
  transform: rotate(-6deg) scale(1.08);
  background: linear-gradient(135deg, #bae6fd, #c7d2fe);
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.2rem;
}

.service-card p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-list li {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.32rem 0.7rem;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid rgba(2, 132, 199, 0.12);
  transition: transform 0.2s;
}

.service-card:hover .tag-list li {
  transform: translateY(-2px);
}

/* Service detail panel */
.service-detail {
  margin-top: 1.5rem;
  padding: 1.5rem 1.75rem;
  border-radius: var(--radius);
  border: 1px solid rgba(2, 132, 199, 0.18);
  background: linear-gradient(135deg, #f0f9ff, #eef2ff);
  display: none;
  animation: slideIn 0.4s var(--ease);
}

.service-detail.open {
  display: block;
}

.service-detail h4 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--primary);
}

.service-detail p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* Platforms */
.platforms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.platforms-copy p {
  color: var(--text-muted);
  margin: 0 0 1.5rem;
}

.check-list {
  display: grid;
  gap: 0.75rem;
}

.check-list li {
  position: relative;
  padding: 0.85rem 1rem 0.85rem 2.75rem;
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 500;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: transform 0.25s var(--ease), border-color 0.25s, box-shadow 0.25s;
  cursor: default;
}

[dir="rtl"] .check-list li {
  padding: 0.85rem 2.75rem 0.85rem 1rem;
}

.check-list li:hover {
  transform: translateX(-4px);
  border-color: rgba(5, 150, 105, 0.35);
  box-shadow: 0 8px 22px rgba(5, 150, 105, 0.08);
}

[dir="ltr"] .check-list li:hover {
  transform: translateX(4px);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #0ea5e9, #059669);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  display: grid;
  place-items: center;
  line-height: 1;
}

.platforms-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.panel {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  transition: border-color 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
  cursor: default;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.03);
}

.panel:hover {
  border-color: rgba(2, 132, 199, 0.3);
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow);
}

.panel-wide {
  grid-column: 1 / -1;
}

.panel h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--primary);
}

.panel p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Team */
.team-group-banner {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
  cursor: pointer;
}

.team-group-banner img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  object-position: center 30%;
  transition: transform 0.7s var(--ease);
}

.team-group-banner:hover img {
  transform: scale(1.04);
}

.team-group-overlay {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 1rem 1.25rem;
  background: linear-gradient(transparent, rgba(15, 23, 42, 0.75));
  transition: padding 0.3s;
}

.team-group-banner:hover .team-group-overlay {
  padding-bottom: 1.35rem;
}

.team-group-overlay p {
  margin: 0;
  font-size: 0.85rem;
  color: #e2e8f0;
  font-weight: 500;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.team-card {
  text-align: center;
  padding: 1.25rem 1rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  transition: transform 0.35s var(--ease), border-color 0.3s, box-shadow 0.35s;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.03);
}

.team-card:hover,
.team-card.flipped {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: var(--shadow-lg);
}

.team-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: calc(var(--radius) - 4px);
  overflow: hidden;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  background: #e2e8f0;
  position: relative;
}

.team-photo::after {
  content: attr(data-role-short);
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.5rem;
  background: linear-gradient(transparent, rgba(15, 23, 42, 0.7));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s, transform 0.3s;
}

.team-card:hover .team-photo::after {
  opacity: 1;
  transform: none;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.5s var(--ease);
}

.team-card:hover .team-photo img {
  transform: scale(1.06);
}

.team-card h3 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}

.team-card .role {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.team-card .bio {
  margin: 0.65rem 0 0;
  font-size: 0.8rem;
  color: var(--text-soft);
  line-height: 1.5;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s var(--ease), opacity 0.35s, margin 0.3s;
}

.team-card:hover .bio,
.team-card.open .bio {
  max-height: 5rem;
  opacity: 1;
  margin-top: 0.65rem;
}

/* Process */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  counter-reset: none;
}

.process-steps li {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  position: relative;
  transition: transform 0.35s var(--ease), border-color 0.3s, box-shadow 0.35s;
  cursor: pointer;
  overflow: hidden;
}

.process-steps li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, #0ea5e9, #6366f1);
  transform: scaleY(0);
  transition: transform 0.35s var(--ease);
  transform-origin: top;
}

.process-steps li:hover,
.process-steps li.active {
  transform: translateY(-5px);
  border-color: rgba(2, 132, 199, 0.28);
  box-shadow: var(--shadow);
}

.process-steps li:hover::before,
.process-steps li.active::before {
  transform: scaleY(1);
}

.step-num {
  display: block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--primary);
  margin-bottom: 1rem;
}

.process-steps h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.process-steps p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-copy .eyebrow {
  margin-bottom: 0.85rem;
}

.contact-copy > p {
  color: var(--text-muted);
  margin: 0 0 2rem;
}

.contact-meta {
  display: grid;
  gap: 1.25rem;
}

.meta-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-soft);
  margin-bottom: 0.25rem;
  font-weight: 700;
}

.contact-meta a {
  color: var(--primary);
  font-weight: 700;
  transition: color 0.2s;
}

.contact-meta a:hover {
  color: var(--primary-2);
  text-decoration: underline;
}

.contact-form {
  padding: 1.85rem;
  display: grid;
  gap: 1rem;
  box-shadow: var(--shadow);
  background: var(--bg-elevated);
  transition: box-shadow 0.3s;
}

.contact-form:focus-within {
  box-shadow: var(--shadow-lg);
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: #f8fafc;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: rgba(2, 132, 199, 0.3);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(2, 132, 199, 0.55);
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.12);
  background: #fff;
}

.field textarea {
  resize: vertical;
  min-height: 110px;
}

.form-note {
  margin: 0;
  text-align: center;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
  animation: slideIn 0.4s var(--ease);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0 3rem;
  background: #fff;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-brand .logo-mark {
  width: 32px;
  height: 32px;
}

.footer-brand strong {
  display: block;
  font-size: 0.95rem;
}

.footer-brand span {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-fa);
}

.footer-tag,
.footer-copy {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-soft);
}

/* Back to top */
.back-top {
  position: fixed;
  bottom: 1.5rem;
  inset-inline-end: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: #fff;
  color: var(--primary);
  box-shadow: var(--shadow);
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s var(--ease), background 0.2s, box-shadow 0.2s;
  z-index: 90;
  font-size: 1.2rem;
  font-weight: 700;
}

.back-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.back-top:hover {
  background: var(--primary-soft);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid,
  .platforms-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .cards-3,
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .floating-chip {
    display: none;
  }

  .hero {
    padding-top: 2.25rem;
  }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border);
    gap: 0.25rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s var(--ease), opacity 0.3s;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  }

  .nav.open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    padding: 0.9rem 1rem;
    border-radius: var(--radius-sm);
  }

  .menu-toggle {
    display: flex;
  }

  .header-actions .btn-sm {
    display: none;
  }
}

@media (max-width: 560px) {
  .cards-3,
  .team-grid,
  .process-steps,
  .platforms-panels {
    grid-template-columns: 1fr;
  }

  .panel-wide {
    grid-column: auto;
  }

  .hero-stats {
    gap: 0.75rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .team-group-banner img {
    aspect-ratio: 16 / 10;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .floating-chip,
  .marquee,
  .eyebrow::before { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover,
  .service-card:hover,
  .team-card:hover,
  .process-steps li:hover { transform: none; }
  body { cursor: auto; }
  .custom-cursor { display: none !important; }
}