/* ==========================================================================
   CloudSpecialist AI — shared design system
   ========================================================================== */
:root {
  --bg-dark: #0a0e17;
  --bg-card: #101624;
  --bg-card-subtle: #141b2c;
  --bg-pill: rgba(255, 255, 255, 0.05);

  --border-subtle: rgba(255, 255, 255, 0.09);
  --border-light: rgba(255, 255, 255, 0.16);

  --text-main: #f8fafc;
  --text-sub: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-blue: #3b82f6;
  --accent-blue-deep: #1d4ed8;
  --accent-cyan: #38bdf8;
  --accent-emerald: #34d399;
  --accent-indigo: #818cf8;
  --accent-amber: #fbbf24;

  --font-display: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; font-size: 16px; color-scheme: dark; }

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img, svg { display: block; }

:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 3px; border-radius: 6px; }

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 2000;
  background: var(--accent-blue-deep); color: #fff; padding: 10px 16px; border-radius: 8px;
  font-weight: 600; font-size: 14px; transition: top 0.2s ease;
}
.skip-link:focus { top: 12px; }

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 28px; }

.link-inline { color: var(--accent-cyan); text-decoration: underline; text-underline-offset: 3px; }
.link-inline:hover { color: #7dd3fc; }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(10, 14, 23, 0.82);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  height: 74px; display: flex; align-items: center;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.header.is-scrolled { border-bottom-color: var(--border-subtle); background: rgba(10, 14, 23, 0.94); }

.header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 24px; }

.brand-group { display: flex; align-items: center; gap: 12px; }
.brand-mark-svg {
  width: 36px; height: 36px; flex-shrink: 0;
  filter: drop-shadow(0 2px 8px rgba(56, 189, 248, 0.25));
  transition: transform 0.25s var(--ease);
}
.brand-group:hover .brand-mark-svg { transform: scale(1.06) rotate(-3deg); }
.brand-name-wrap { display: flex; align-items: center; gap: 8px; }
.brand-name-main {
  font-family: var(--font-display); font-size: 19px; font-weight: 700;
  letter-spacing: -0.025em; color: #fff;
}
.brand-badge-ai {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  padding: 2px 7px; border-radius: 6px;
  background: rgba(56, 189, 248, 0.1); border: 1px solid rgba(56, 189, 248, 0.28);
  color: var(--accent-cyan); box-shadow: 0 0 12px rgba(56, 189, 248, 0.15);
}

.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-links a {
  position: relative; font-size: 14px; font-weight: 500; color: var(--text-muted);
  transition: color 0.2s ease; padding: 6px 0;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1.5px;
  background: var(--accent-cyan); transform: scaleX(0); transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #fff; }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.btn-talk {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 22px;
  font-family: var(--font-display); font-size: 13.5px; font-weight: 700; color: #fff;
  background: var(--accent-blue-deep); border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px; transition: all 0.2s ease; white-space: nowrap;
}
.btn-talk:hover { background: #2563eb; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35); }

.nav-toggle {
  display: none; width: 42px; height: 42px; border-radius: 10px;
  background: var(--bg-pill); border: 1px solid var(--border-subtle); color: #fff;
  align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px;
  position: relative; transition: transform 0.25s var(--ease), background 0.2s ease;
}
.nav-toggle span::before, .nav-toggle span::after { content: ''; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translateY(6px) rotate(45deg); }
.nav-open .nav-toggle span::after { transform: translateY(-6px) rotate(-45deg); }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px; padding: 14px 28px;
  font-family: var(--font-display); font-size: 15px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  border: 1px solid rgba(255, 255, 255, 0.2); border-radius: 999px;
  box-shadow: 0 8px 28px rgba(37, 99, 235, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transition: all 0.2s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 34px rgba(37, 99, 235, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.15); }
.btn-primary .arrow { transition: transform 0.2s var(--ease); }
.btn-primary:hover .arrow { transform: translateX(3px); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px; padding: 14px 26px;
  font-family: var(--font-display); font-size: 15px; font-weight: 600; color: var(--text-sub);
  background: var(--bg-pill); border: 1px solid var(--border-subtle); border-radius: 999px;
  transition: all 0.2s ease;
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--border-light); color: #fff; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero { position: relative; padding: 100px 0 40px; isolation: isolate; }
.hero::before {
  content: ''; position: absolute; inset: -74px 0 0 0; z-index: -1;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 30%, transparent 75%);
}
.hero::after {
  content: ''; position: absolute; z-index: -1; pointer-events: none;
  width: 720px; height: 520px; top: -160px; right: -120px;
  background: radial-gradient(closest-side, rgba(56, 189, 248, 0.16), rgba(129, 140, 248, 0.08) 55%, transparent);
  filter: blur(20px);
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--accent-cyan);
  padding: 6px 14px 6px 12px; border-radius: 999px;
  background: rgba(56, 189, 248, 0.06); border: 1px solid rgba(56, 189, 248, 0.18);
  margin-bottom: 26px;
}
.eyebrow .pulse {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent-emerald);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.hero-title {
  font-family: var(--font-display); font-size: clamp(38px, 5.4vw, 64px); font-weight: 900;
  line-height: 1.08; letter-spacing: -0.04em; color: #fff; margin-bottom: 28px; max-width: 980px;
}
.hero-title em {
  font-family: var(--font-serif); font-style: italic; font-weight: 500; letter-spacing: -0.02em;
  background: linear-gradient(100deg, #93c5fd 0%, #38bdf8 45%, #a5b4fc 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-description { font-size: clamp(17px, 1.6vw, 19.5px); line-height: 1.7; color: var(--text-sub); max-width: 760px; margin-bottom: 38px; }
.hero-cta-group { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-bottom: 64px; }

/* Stats strip */
.stats-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border-subtle); border-radius: 18px;
  background: linear-gradient(180deg, rgba(16, 22, 36, 0.9), rgba(16, 22, 36, 0.5));
  overflow: hidden;
}
.stat { padding: 26px 28px; border-right: 1px solid var(--border-subtle); }
.stat:last-child { border-right: none; }
.stat-value {
  display: block; font-family: var(--font-display); font-size: 32px; font-weight: 800;
  letter-spacing: -0.03em; color: #fff; line-height: 1.1; margin-bottom: 6px;
}
.stat-value .unit { color: var(--accent-cyan); }
.stat-label { font-size: 13.5px; color: var(--text-muted); line-height: 1.45; }

/* Tech marquee */
.tech-band { padding: 46px 0 70px; }
.tech-band-label {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 18px; text-align: center;
}
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; gap: 14px; width: max-content; animation: marquee 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  font-family: var(--font-mono); font-size: 13.5px; font-weight: 500; color: var(--text-sub);
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--border-subtle);
  background: var(--bg-pill); white-space: nowrap;
}
@keyframes marquee { to { transform: translateX(calc(-50% - 7px)); } }

/* Founder note */
.philosophy-banner {
  position: relative; background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: 18px; padding: 36px 40px 32px 40px; overflow: hidden;
}
.philosophy-banner::before {
  content: '\201C'; position: absolute; top: 6px; right: 30px;
  font-family: var(--font-serif); font-size: 150px; line-height: 0.8; color: rgba(56, 189, 248, 0.1);
}
.philosophy-quote {
  position: relative; font-family: var(--font-serif); font-size: clamp(19px, 2vw, 23px); font-style: italic;
  line-height: 1.55; color: #e2e8f0; margin-bottom: 18px; max-width: 900px;
}
.philosophy-author { font-size: 13.5px; color: var(--text-muted); font-weight: 500; }
.philosophy-author strong { color: #fff; }

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section { padding: 96px 0; border-top: 1px solid var(--border-subtle); }
.section--flush { border-top: none; }

.section-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--accent-cyan); margin-bottom: 16px;
}
.section-label::before { content: ''; width: 18px; height: 1.5px; background: currentColor; opacity: 0.7; }

.section-title {
  font-family: var(--font-display); font-size: clamp(30px, 3.8vw, 44px); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.15; color: #fff; margin-bottom: 20px; max-width: 820px;
}
.section-lead { font-size: 18px; line-height: 1.7; color: var(--text-sub); max-width: 760px; margin-bottom: 48px; }

/* Cards */
.card {
  position: relative; background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: 16px; transition: border-color 0.25s ease, transform 0.25s var(--ease), box-shadow 0.25s ease;
}
.card:hover { border-color: rgba(56, 189, 248, 0.28); transform: translateY(-3px); box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35); }

/* Problems */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.problem-card { display: flex; flex-direction: column; padding: 30px 28px; }
.problem-icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 20px;
  background: rgba(251, 191, 36, 0.08); border: 1px solid rgba(251, 191, 36, 0.2); color: var(--accent-amber);
}
.problem-icon svg { width: 22px; height: 22px; }
.problem-tag { font-family: var(--font-mono); font-size: 11.5px; font-weight: 700; color: var(--accent-amber); margin-bottom: 10px; letter-spacing: 0.04em; }
.problem-card h3 { font-family: var(--font-display); font-size: 20px; font-weight: 800; color: #fff; margin-bottom: 12px; line-height: 1.3; }
.problem-card p { font-size: 15px; color: var(--text-sub); line-height: 1.7; margin-bottom: 20px; }
.problem-fix {
  margin-top: auto; padding-top: 18px; border-top: 1px solid var(--border-subtle);
  font-size: 14px; color: var(--text-sub); line-height: 1.6;
}
.problem-fix strong { display: block; color: var(--accent-cyan); font-size: 12px; font-family: var(--font-mono); letter-spacing: 0.04em; margin-bottom: 4px; }

/* Partner spotlight (home page teaser + partners page) */
.partner-spotlight {
  position: relative; overflow: hidden; border-radius: 22px; padding: 48px;
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(56, 189, 248, 0.12), transparent 70%),
    radial-gradient(500px 300px at 0% 100%, rgba(129, 140, 248, 0.1), transparent 70%),
    linear-gradient(180deg, #111827 0%, #0c121e 100%);
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}
.partner-head {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px;
  padding-bottom: 24px; margin-bottom: 28px; border-bottom: 1px solid var(--border-subtle);
}
.partner-name { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 14px; }
.partner-name .wordmark { font-family: var(--font-display); font-size: 32px; font-weight: 900; letter-spacing: -0.03em; color: #fff; }
.partner-name .role { font-size: 15px; color: var(--text-muted); font-weight: 500; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--accent-emerald);
  background: rgba(52, 211, 153, 0.1); border: 1px solid rgba(52, 211, 153, 0.25);
  padding: 5px 13px; border-radius: 999px;
}
.badge::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

.partner-grid { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 44px; align-items: start; }
.partner-lead { font-size: 17px; color: var(--text-sub); line-height: 1.75; margin-bottom: 26px; }
.partner-lead strong { color: #fff; }

.check-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.check-list li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; font-size: 15px; color: var(--text-sub); line-height: 1.6; }
.check-list li::before {
  content: ''; width: 22px; height: 22px; border-radius: 50%; margin-top: 1px;
  background: rgba(56, 189, 248, 0.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2338bdf8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 12px no-repeat;
  border: 1px solid rgba(56, 189, 248, 0.3);
}
.check-list li strong { color: #fff; }

.partner-aside {
  background: rgba(20, 27, 44, 0.8); border: 1px solid var(--border-subtle); border-radius: 16px; padding: 28px;
}
.partner-aside h3 { font-family: var(--font-display); font-size: 18px; font-weight: 800; color: #fff; margin-bottom: 8px; }
.partner-aside p { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; line-height: 1.65; }
.partner-facts { list-style: none; margin-bottom: 22px; border-top: 1px solid var(--border-subtle); }
.partner-facts li {
  display: flex; justify-content: space-between; gap: 12px; padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle); font-size: 13.5px;
}
.partner-facts li span:first-child { color: var(--text-dim); font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.partner-facts li span:last-child { color: var(--text-sub); text-align: right; }
.partner-aside .btn-primary { width: 100%; justify-content: center; }

/* Engagement timeline */
.timeline { position: relative; display: flex; flex-direction: column; gap: 0; }
.step {
  position: relative; display: grid; grid-template-columns: 170px 1fr; gap: 36px;
  padding: 0 0 38px 0;
}
.step-meta { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--accent-cyan); padding-top: 4px; }
.step-body { position: relative; padding-left: 36px; border-left: 1px solid var(--border-subtle); padding-bottom: 4px; }
.step:last-child .step-body { border-left-color: transparent; }
.step-body::before {
  content: ''; position: absolute; left: -7px; top: 6px; width: 13px; height: 13px; border-radius: 50%;
  background: var(--bg-dark); border: 2px solid var(--accent-cyan); box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.1);
}
.step-body h3 { font-family: var(--font-display); font-size: 21px; font-weight: 800; color: #fff; margin-bottom: 8px; }
.step-body p { font-size: 15.5px; color: var(--text-sub); line-height: 1.7; max-width: 700px; }

/* Case studies */
.case-list { display: flex; flex-direction: column; gap: 22px; }
.case-card { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 40px; align-items: center; padding: 36px; }
.case-sector { font-size: 12px; font-family: var(--font-mono); color: var(--accent-cyan); font-weight: 700; letter-spacing: 0.06em; }
.case-card h3 { font-family: var(--font-display); font-size: 22px; font-weight: 800; color: #fff; margin: 8px 0 14px; line-height: 1.3; }
.case-card p { font-size: 15px; color: var(--text-sub); line-height: 1.7; }
.case-kpi {
  background: linear-gradient(160deg, rgba(52, 211, 153, 0.08), rgba(20, 27, 44, 0.9) 60%);
  border: 1px solid rgba(52, 211, 153, 0.18); border-radius: 14px; padding: 26px;
}
.kpi-big { font-family: var(--font-display); font-size: 44px; font-weight: 800; letter-spacing: -0.03em; color: var(--accent-emerald); display: block; line-height: 1; margin-bottom: 10px; }
.kpi-label { font-size: 13.5px; color: var(--text-muted); line-height: 1.5; display: block; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.case-tags span { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted); padding: 3px 10px; border-radius: 6px; background: var(--bg-pill); border: 1px solid var(--border-subtle); }

/* Generic feature grids */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card { padding: 28px; }
.feature-card .num { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--accent-indigo); margin-bottom: 14px; display: block; }
.feature-card h3 { font-family: var(--font-display); font-size: 19px; font-weight: 800; color: #fff; margin-bottom: 10px; line-height: 1.3; }
.feature-card p { font-size: 14.5px; color: var(--text-sub); line-height: 1.7; }
.feature-card .who { margin-top: 16px; font-size: 12.5px; font-family: var(--font-mono); color: var(--text-dim); }

.platform-card { padding: 22px; }
.platform-card h3 { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.platform-card p { font-size: 13px; color: var(--text-muted); line-height: 1.55; }

/* Split responsibility diagram */
.split {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 0; align-items: stretch;
  border: 1px solid var(--border-subtle); border-radius: 18px; overflow: hidden; background: var(--bg-card);
}
.split-col { padding: 32px; }
.split-col h3 { font-family: var(--font-display); font-size: 18px; font-weight: 800; color: #fff; margin-bottom: 4px; }
.split-col .sub { font-size: 13px; color: var(--text-dim); font-family: var(--font-mono); margin-bottom: 18px; display: block; }
.split-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.split-col li { font-size: 14.5px; color: var(--text-sub); padding-left: 18px; position: relative; }
.split-col li::before { content: ''; position: absolute; left: 0; top: 10px; width: 7px; height: 7px; border-radius: 2px; background: var(--accent-cyan); }
.split-col.alt li::before { background: var(--accent-indigo); }
.split-join {
  display: grid; place-items: center; padding: 0 6px;
  background: linear-gradient(180deg, transparent, rgba(56, 189, 248, 0.06), transparent);
  border-left: 1px solid var(--border-subtle); border-right: 1px solid var(--border-subtle);
}
.split-join span {
  writing-mode: vertical-rl; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em;
  color: var(--accent-cyan); text-transform: uppercase; padding: 16px 8px;
}

/* Page hero (sub pages) */
.page-hero { position: relative; padding: 90px 0 60px; isolation: isolate; }
.page-hero::before { content: ''; position: absolute; inset: -74px 0 0 0; z-index: -1;
  background-image: linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 30% 10%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 70% at 30% 10%, #000 30%, transparent 75%);
}
.breadcrumb { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-dim); margin-bottom: 22px; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: #fff; }

/* CTA band */
.cta-band {
  display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap;
  padding: 44px 48px; border-radius: 22px;
  background: radial-gradient(500px 240px at 90% 50%, rgba(56, 189, 248, 0.14), transparent 70%), var(--bg-card);
  border: 1px solid var(--border-subtle);
}
.cta-band h2 { font-family: var(--font-display); font-size: clamp(24px, 2.6vw, 30px); font-weight: 800; color: #fff; letter-spacing: -0.02em; line-height: 1.25; max-width: 560px; }
.cta-band p { color: var(--text-sub); margin-top: 8px; font-size: 15.5px; max-width: 560px; }

/* Contact */
.contact-block {
  position: relative; overflow: hidden; background: var(--bg-card);
  border: 1px solid var(--border-subtle); border-radius: 22px; padding: 52px;
}
.contact-block::before {
  content: ''; position: absolute; width: 480px; height: 480px; left: -200px; bottom: -260px;
  background: radial-gradient(closest-side, rgba(37, 99, 235, 0.18), transparent); pointer-events: none;
}
.contact-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 52px; }
.contact-left h2 { font-family: var(--font-display); font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 16px; line-height: 1.22; letter-spacing: -0.02em; }
.contact-left p { font-size: 16px; color: var(--text-sub); line-height: 1.7; margin-bottom: 28px; }
.inbox-label { font-size: 12px; font-family: var(--font-mono); letter-spacing: 0.06em; color: var(--text-dim); display: block; margin-bottom: 6px; }
.direct-email-box {
  font-family: var(--font-mono); font-size: 14px; color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.08); border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 12px 18px; border-radius: 10px; display: inline-block; margin-bottom: 26px;
  transition: background 0.2s ease;
}
.direct-email-box:hover { background: rgba(56, 189, 248, 0.14); }
.assurances { list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: var(--text-muted); }
.assurances li { display: flex; gap: 10px; align-items: center; }
.assurances svg { width: 16px; height: 16px; color: var(--accent-emerald); flex-shrink: 0; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13.5px; font-weight: 600; color: var(--text-sub); margin-bottom: 6px; }
.form-control {
  width: 100%; padding: 12px 16px; background: #090d16; border: 1px solid var(--border-subtle);
  border-radius: 10px; color: #fff; font-family: inherit; font-size: 14.5px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-control::placeholder { color: var(--text-dim); }
.form-control:focus { outline: none; border-color: var(--accent-cyan); box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15); }
textarea.form-control { min-height: 110px; resize: vertical; }
.btn-submit {
  width: 100%; padding: 14px; font-family: var(--font-display); font-size: 15px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, #2563eb, #1d4ed8); border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px; transition: all 0.2s ease; margin-top: 6px;
}
.btn-submit:hover { box-shadow: 0 10px 28px rgba(37, 99, 235, 0.4); transform: translateY(-1px); }
.form-note { font-size: 12.5px; color: var(--text-dim); margin-top: 12px; text-align: center; }

/* Footer */
.footer { padding: 64px 0 34px; border-top: 1px solid var(--border-subtle); font-size: 14px; color: var(--text-dim); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 44px; }
.footer-brand p { margin-top: 16px; max-width: 340px; line-height: 1.65; color: var(--text-muted); }
.footer h4 { font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-sub); margin-bottom: 14px; font-weight: 600; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer ul a { color: var(--text-muted); transition: color 0.2s ease; }
.footer ul a:hover { color: #fff; }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px;
  padding-top: 26px; border-top: 1px solid var(--border-subtle); font-size: 13px;
}
.footer-bottom a { color: var(--accent-cyan); }

/* Reveal on scroll (only when JS has run) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .problem-grid, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .partner-grid, .case-card, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--border-subtle); }
  .split { grid-template-columns: 1fr; }
  .split-join { border: none; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); padding: 4px 0; }
  .split-join span { writing-mode: horizontal-tb; padding: 8px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed; top: 74px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(10, 14, 23, 0.98); border-bottom: 1px solid var(--border-subtle);
    padding: 8px 28px 20px;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity 0.2s ease, transform 0.25s var(--ease), visibility 0.2s;
  }
  .nav-open .nav-links { transform: none; opacity: 1; visibility: visible; }
  .nav-links a { display: block; padding: 14px 0; font-size: 16px; border-bottom: 1px solid var(--border-subtle); }
  .nav-links a::after { display: none; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .header .btn-talk { display: none; }
  .hero { padding-top: 64px; }
  .section { padding: 72px 0; }
  .step { grid-template-columns: 1fr; gap: 10px; }
  .partner-spotlight, .contact-block, .cta-band, .case-card { padding: 28px 20px; }
  .philosophy-banner { padding: 28px 22px; }
  .stat { padding: 20px; }
  .stat-value { font-size: 26px; }
  .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta-group a { width: 100%; justify-content: center; }
  .partner-facts li { flex-direction: column; gap: 2px; }
  .partner-facts li span:last-child { text-align: left; }
}

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

/* --------------------------------------------------------------------------
   Contact page
   -------------------------------------------------------------------------- */
.contact-layout { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 28px; align-items: start; }
.contact-form-card { padding: 40px; }
.contact-form-card h2 { font-family: var(--font-display); font-size: 24px; font-weight: 800; color: #fff; margin-bottom: 6px; letter-spacing: -0.02em; }
.contact-form-card > p { font-size: 15px; color: var(--text-muted); margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-side { display: flex; flex-direction: column; gap: 22px; }
.info-card { padding: 28px; }
.info-card h3 { font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); font-weight: 600; margin-bottom: 14px; }
.info-card .direct-email-box { margin-bottom: 0; }
.info-card address { font-style: normal; color: var(--text-sub); font-size: 15px; line-height: 1.7; }
.next-steps { list-style: none; counter-reset: step; display: flex; flex-direction: column; gap: 16px; }
.next-steps li { counter-increment: step; display: grid; grid-template-columns: 30px 1fr; gap: 12px; font-size: 14.5px; color: var(--text-sub); line-height: 1.6; }
.next-steps li::before {
  content: counter(step); width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1); border: 1px solid rgba(56, 189, 248, 0.28);
}
.next-steps strong { color: #fff; display: block; }
.faq { display: flex; flex-direction: column; gap: 12px; max-width: 860px; }
.faq details { background: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: 14px; padding: 0 24px; transition: border-color 0.2s ease; }
.faq details[open] { border-color: rgba(56, 189, 248, 0.28); }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-family: var(--font-display); font-size: 17px; font-weight: 700; color: #fff;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-family: var(--font-mono); font-size: 20px; color: var(--accent-cyan); transition: transform 0.2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 22px; color: var(--text-sub); font-size: 15px; line-height: 1.7; max-width: 720px; }

@media (max-width: 960px) {
  .contact-layout { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-form-card, .info-card { padding: 26px 20px; }
}