/* ======================================================================
   CardiGemini 鈊穎智醫 — 共用樣式表
   Medical Professional / Light Theme
   ====================================================================== */

:root {
  /* Brand */
  --brand-cyan: #0090C5;
  --brand-cyan-50: #E6F4FA;
  --brand-cyan-100: #B3DDF0;
  --brand-cyan-600: #0078A6;
  --brand-cyan-700: #006085;
  --brand-pink: #F9A8D4;
  --brand-pink-soft: #FDE7F3;
  --brand-purple: #6366F1;
  --brand-purple-soft: #EEF2FF;

  /* Neutral */
  --slate-900: #0F172A;
  --slate-800: #1E293B;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748B;
  --slate-400: #94A3B8;
  --slate-300: #CBD5E1;
  --slate-200: #E2E8F0;
  --slate-100: #F1F5F9;
  --slate-50:  #F8FAFC;

  /* Status */
  --green-600: #16A34A;
  --green-50:  #F0FDF4;
  --amber-500: #F59E0B;
  --amber-50:  #FFFBEB;
  --red-500:   #EF4444;

  /* Layout */
  --container: 1200px;
  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow:    0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 6px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.10), 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-cyan: 0 12px 32px rgba(0, 144, 197, 0.18);

  /* Typography */
  --font-tech: 'Space Grotesk', 'Inter', 'Noto Sans TC', sans-serif;
  --font-body: 'Inter', 'Noto Sans TC', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;
}

/* ----- Global ----- */
* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px; /* sticky nav offset */
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.7;
  color: var(--slate-800);
  background: #FFFFFF;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.font-tech { font-family: var(--font-tech); letter-spacing: -0.02em; }
.font-mono { font-family: var(--font-mono); }

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 1024px) {
  .container { padding: 0 48px; }
}



/* ----- Top announcement bar ----- */
.topbar {
  background: linear-gradient(90deg, var(--brand-cyan) 0%, var(--brand-purple) 100%);
  color: #fff;
  font-size: 13px;
  text-align: center;
  padding: 10px 16px;
  letter-spacing: 0.02em;
}
.topbar a { text-decoration: underline; font-weight: 600; }

/* ----- Navigation ----- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--slate-200);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo img { height: 52px; width: auto; }
.nav-links { display: none; gap: 36px; font-size: 17px; font-weight: 500; color: var(--slate-700); }
@media (min-width: 1024px) {
  .nav-links { display: flex; }
}
.nav-links a:hover { color: var(--brand-cyan); }
.nav-actions { display: flex; align-items: center; gap: 12px; }

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--slate-200);
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--slate-700);
  transition: all 0.2s;
}
.lang-btn:hover { border-color: var(--brand-cyan); color: var(--brand-cyan); }

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--slate-200);
  background: #fff;
  border-radius: 10px;
  color: var(--slate-700);
}
@media (min-width: 1024px) { .menu-toggle { display: none; } }

.mobile-menu {
  display: none;
  border-top: 1px solid var(--slate-200);
  padding: 16px 24px 24px;
  background: #fff;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid var(--slate-100);
  font-weight: 500;
  color: var(--slate-700);
}
.mobile-menu a:last-child { border-bottom: 0; }

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.01em;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--brand-cyan);
  color: #fff;
  box-shadow: var(--shadow-cyan);
}
.btn-primary:hover {
  background: var(--brand-cyan-600);
  transform: translateY(-1px);
  box-shadow: 0 16px 36px rgba(0, 144, 197, 0.28);
}
.btn-secondary {
  background: #fff;
  color: var(--slate-800);
  border-color: var(--slate-300);
}
.btn-secondary:hover {
  border-color: var(--brand-cyan);
  color: var(--brand-cyan);
}
.btn-ghost {
  background: transparent;
  color: var(--brand-cyan);
}
.btn-ghost:hover { background: var(--brand-cyan-50); }
.btn-lg { padding: 18px 32px; font-size: 17px; border-radius: 14px; }
.btn-sm { padding: 10px 16px; font-size: 14px; }

/* ----- Sections ----- */
section { padding: 72px 0; }
@media (min-width: 1024px) { section { padding: 110px 0; } }

.section-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--brand-cyan-50);
  color: var(--brand-cyan-700);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-tech);
  font-size: clamp(32px, 4.4vw, 50px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--slate-900);
  margin: 0 0 18px;
}
.section-lead {
  font-size: clamp(17px, 1.5vw, 21px);
  color: var(--slate-600);
  max-width: 760px;
  line-height: 1.75;
}
.section-header { text-align: center; margin: 0 auto 56px; max-width: 760px; }
.section-header .section-lead { margin: 0 auto; }

/* Backgrounds */
.bg-soft { background: var(--slate-50); }
.bg-gradient-soft {
  background: linear-gradient(180deg, #fff 0%, var(--slate-50) 100%);
}

/* ----- Cards ----- */
.card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.card:hover {
  border-color: var(--brand-cyan-100);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: var(--brand-cyan-50);
  color: var(--brand-cyan);
}
.card-icon.pink { background: var(--brand-pink-soft); color: #DB2777; }
.card-icon.purple { background: var(--brand-purple-soft); color: var(--brand-purple); }
.card-icon.green { background: var(--green-50); color: var(--green-600); }
.card-icon.amber { background: var(--amber-50); color: var(--amber-500); }

.card h3 {
  font-family: var(--font-tech);
  font-size: 24px;
  font-weight: 600;
  color: var(--slate-900);
  margin: 0 0 12px;
}
.card p { color: var(--slate-600); margin: 0; font-size: 17px; line-height: 1.75; }

/* ----- Hero ----- */
.hero {
  position: relative;
  padding: 64px 0 80px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,144,197,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -300px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(249,168,212,0.10) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 64px; }
  .hero { padding: 96px 0 120px; }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--brand-cyan-50);
  border: 1px solid var(--brand-cyan-100);
  color: var(--brand-cyan-700);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand-cyan);
  animation: pulse-soft 1.8s ease-in-out infinite;
}
@keyframes pulse-soft {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero h1 {
  font-family: var(--font-tech);
  font-size: clamp(40px, 5.4vw, 68px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--slate-900);
  margin: 24px 0;
}
.hero h1 .accent {
  background: linear-gradient(135deg, var(--brand-cyan) 0%, var(--brand-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(18px, 1.5vw, 21px);
  color: var(--slate-600);
  max-width: 620px;
  line-height: 1.75;
  margin: 0 0 36px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero Visualization */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 460px;
}
.hero-visual-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0,144,197,0.10) 0%, transparent 65%);
  filter: blur(40px);
}
.hero-heart {
  position: relative;
  width: min(100%, 460px);
  aspect-ratio: 1;
  animation: float 6s ease-in-out infinite;
}
.hero-heart-frame {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  background: radial-gradient(circle at 50% 45%, #0a1424 0%, #020a18 65%, #000510 100%);
  box-shadow:
    0 0 0 1px rgba(0, 144, 197, 0.18) inset,
    0 0 60px rgba(0, 144, 197, 0.25),
    0 24px 60px rgba(15, 23, 42, 0.18);
}
.hero-heart-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 45%;
  filter: brightness(1.05) saturate(1.05);
  mix-blend-mode: screen;
  background: #000510;
}
.hero-heart-orbit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.floating-stat {
  position: absolute;
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 16px;
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  min-width: 160px;
  z-index: 2;
}
.floating-stat .label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate-500);
  margin-bottom: 4px;
}
.floating-stat .value {
  font-family: var(--font-tech);
  font-size: 26px;
  font-weight: 700;
  color: var(--slate-900);
}
.floating-stat .value .unit {
  font-size: 13px;
  font-weight: 500;
  color: var(--slate-500);
  margin-left: 4px;
}
.floating-stat.top { top: 10%; right: -8%; border-left: 4px solid var(--brand-cyan); }
.floating-stat.mid { top: 45%; left: -10%; border-left: 4px solid #DB2777; }
.floating-stat.bot { bottom: 8%; right: 4%; border-left: 4px solid var(--brand-purple); }

/* Trust bar */
.trustbar {
  margin-top: 72px;
  padding-top: 32px;
  border-top: 1px solid var(--slate-200);
  text-align: center;
}
.trustbar-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate-400);
  margin-bottom: 18px;
}
.trustbar-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px 48px;
  font-family: var(--font-tech);
  font-size: 17px;
  font-weight: 600;
  color: var(--slate-400);
  letter-spacing: 0.05em;
}
.trustbar-list span { transition: color 0.2s; }
.trustbar-list span:hover { color: var(--brand-cyan); }

/* ----- Grids ----- */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } }

.grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (min-width: 768px) { .grid-4 { grid-template-columns: repeat(4, 1fr); gap: 24px; } }

/* ----- Product showcase cards ----- */
.product-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
@media (min-width: 1024px) { .product-showcase { grid-template-columns: repeat(2, 1fr); } }

.product-card {
  background: linear-gradient(180deg, #fff 0%, var(--slate-50) 100%);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}
.product-card:hover {
  border-color: var(--brand-cyan-100);
  box-shadow: var(--shadow-lg);
}
.product-card .product-img {
  width: 100%;
  aspect-ratio: 16/10;
  background: var(--slate-100);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  overflow: hidden;
  border: 1px solid var(--slate-200);
}
.product-card .product-img.placeholder {
  background: linear-gradient(135deg, var(--brand-cyan-50) 0%, var(--brand-pink-soft) 100%);
  color: var(--brand-cyan-700);
}
.product-card h3 {
  font-family: var(--font-tech);
  font-size: 26px;
  font-weight: 700;
  color: var(--slate-900);
  margin: 0 0 8px;
}
.product-card .product-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand-cyan);
  margin-bottom: 12px;
  font-weight: 600;
}
.product-card .product-bullets {
  list-style: none;
  padding: 0;
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.product-card .product-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--slate-700);
  font-size: 16px;
  line-height: 1.6;
}
.product-card .product-bullets li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--brand-cyan);
  border-radius: 50%;
  margin-top: 8px;
  flex-shrink: 0;
}
.product-card .product-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand-cyan);
  font-weight: 600;
  font-size: 14px;
}
.product-card .product-link:hover { gap: 10px; }

/* ----- How it works ----- */
.flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  position: relative;
}
@media (min-width: 768px) { .flow { grid-template-columns: repeat(4, 1fr); gap: 8px; } }

.flow-step {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 18px;
  padding: 24px;
  position: relative;
  text-align: center;
}
.flow-step .step-num {
  width: 36px; height: 36px;
  background: var(--brand-cyan);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-tech);
  font-weight: 700;
  margin-bottom: 12px;
}
.flow-step h4 {
  font-family: var(--font-tech);
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--slate-900);
}
.flow-step p { font-size: 15px; color: var(--slate-600); margin: 0; line-height: 1.6; }

/* arrows between flow steps (desktop) */
@media (min-width: 768px) {
  .flow-step:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -22px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate-300);
    font-size: 24px;
    z-index: 1;
  }
}

/* ----- Stat cards (Clinical Evidence) ----- */
.stat-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 20px;
  padding: 28px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--brand-cyan) 0%, var(--brand-purple) 100%);
}
.stat-card .stat-value {
  font-family: var(--font-tech);
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--brand-cyan) 0%, var(--brand-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.stat-card .stat-label {
  font-size: 16px;
  color: var(--slate-700);
  font-weight: 500;
  line-height: 1.5;
}
.stat-card .stat-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate-400);
  margin-top: 8px;
}

/* ----- Comparison table ----- */
.cmp-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--slate-200);
  font-size: 15px;
}
.cmp-table th, .cmp-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--slate-100);
}
.cmp-table thead th {
  background: var(--slate-50);
  font-family: var(--font-tech);
  font-weight: 600;
  font-size: 13px;
  color: var(--slate-700);
}
.cmp-table tbody tr:last-child td { border-bottom: 0; }
.cmp-table tbody td:first-child { font-weight: 600; color: var(--slate-800); background: var(--slate-50); }
.cmp-table .check { color: var(--green-600); font-weight: 700; }
.cmp-table .cross { color: var(--red-500); font-weight: 700; }
.cmp-table .highlight {
  background: linear-gradient(180deg, var(--brand-cyan-50) 0%, transparent 100%);
}
.cmp-table-wrap { overflow-x: auto; }

/* ----- Risk-population banner (Unmet Needs) ----- */
.risk-banner {
  background: linear-gradient(135deg, var(--brand-cyan-50) 0%, var(--brand-pink-soft) 100%);
  border: 1px solid var(--brand-cyan-100);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  margin: 0 0 56px;
}
.risk-banner-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-tech);
  font-size: 22px;
  font-weight: 700;
  color: var(--slate-900);
  margin: 0 0 6px;
}
.risk-banner-sub {
  color: var(--slate-600);
  font-size: 16px;
  line-height: 1.6;
  margin: 0 0 24px;
  max-width: 720px;
}
.risk-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 640px) { .risk-grid { grid-template-columns: repeat(2, 1fr); gap: 22px; } }
@media (min-width: 1024px) { .risk-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }

.risk-item {
  background: #fff;
  border: 1px solid rgba(0, 144, 197, 0.14);
  border-radius: 18px;
  overflow: hidden;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}
.risk-item:hover {
  border-color: var(--brand-cyan);
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(0, 144, 197, 0.12);
}
.risk-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--brand-cyan-50) 0%, var(--brand-pink-soft) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.risk-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.risk-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  color: var(--brand-cyan-600);
  width: 100%;
  height: 100%;
}
.risk-photo-placeholder svg {
  width: 56px;
  height: 56px;
  opacity: 0.85;
}
.risk-photo-placeholder span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-cyan-700);
  font-weight: 600;
  opacity: 0.7;
}
.risk-item-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.risk-item-title {
  font-family: var(--font-tech);
  font-size: 19px;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.3;
}
.risk-item-desc {
  font-size: 14.5px;
  color: var(--slate-600);
  line-height: 1.6;
  margin: 0;
}

/* ----- Roadmap timeline ----- */
.roadmap {
  position: relative;
  padding: 24px 0;
}
.roadmap::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--brand-cyan) 0%, var(--brand-pink) 50%, var(--slate-200) 100%);
}
@media (min-width: 1024px) {
  .roadmap::before {
    left: 50%;
    transform: translateX(-50%);
  }
}

.milestone {
  position: relative;
  padding-left: 64px;
  margin-bottom: 36px;
}
@media (min-width: 1024px) {
  .milestone {
    width: 50%;
    padding-left: 0;
    padding-right: 56px;
    text-align: right;
  }
  .milestone:nth-child(even) {
    margin-left: 50%;
    padding-right: 0;
    padding-left: 56px;
    text-align: left;
  }
}

.milestone .dot {
  position: absolute;
  left: 16px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--brand-cyan);
  box-shadow: 0 0 0 4px rgba(0,144,197,0.10);
  z-index: 1;
}
@media (min-width: 1024px) {
  .milestone .dot { left: auto; right: -9px; }
  .milestone:nth-child(even) .dot { left: -9px; right: auto; }
}
.milestone.done .dot { background: var(--green-600); border-color: var(--green-600); }
.milestone.active .dot { background: var(--amber-500); border-color: var(--amber-500); animation: pulse-soft 2s ease-in-out infinite; }

.milestone .quarter {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--brand-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.milestone h4 {
  font-family: var(--font-tech);
  font-size: 21px;
  font-weight: 600;
  color: var(--slate-900);
  margin: 0 0 8px;
}
.milestone p { color: var(--slate-600); margin: 0; font-size: 16px; line-height: 1.6; }
.milestone .status {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 8px;
}
.milestone.done .status { background: var(--green-50); color: var(--green-600); }
.milestone.active .status { background: var(--amber-50); color: var(--amber-500); }
.milestone:not(.done):not(.active) .status { background: var(--slate-100); color: var(--slate-500); }

/* ----- Business model cards ----- */
.bm-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 20px;
  padding: 32px 28px;
  position: relative;
  text-align: center;
}
.bm-card .bm-tier {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--brand-cyan);
  margin-bottom: 14px;
}
.bm-card h3 {
  font-family: var(--font-tech);
  font-size: 22px;
  font-weight: 600;
  color: var(--slate-900);
  margin: 0 0 18px;
}
.bm-card .bm-price {
  font-family: var(--font-tech);
  font-size: 34px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 4px;
}
.bm-card .bm-unit {
  font-size: 14px;
  color: var(--slate-500);
  margin-bottom: 18px;
}
.bm-card p { color: var(--slate-600); font-size: 14px; margin: 0; }
.bm-card.featured {
  border-color: var(--brand-cyan);
  box-shadow: var(--shadow-cyan);
}

/* ----- Team cards ----- */
.team-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 18px;
  padding: 24px;
  text-align: center;
  transition: all 0.25s;
}
.team-card:hover {
  border-color: var(--brand-cyan-100);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--brand-cyan) 0%, var(--brand-purple) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-tech);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: 3px solid #fff;
  box-shadow: 0 4px 14px rgba(0,144,197,0.20);
}
.avatar.pink { background: linear-gradient(135deg, #DB2777 0%, var(--brand-pink) 100%); }
.avatar.purple { background: linear-gradient(135deg, var(--brand-purple) 0%, #818CF8 100%); }
.avatar.slate { background: linear-gradient(135deg, var(--slate-700) 0%, var(--slate-500) 100%); }

.team-card h4 {
  font-family: var(--font-tech);
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--slate-900);
}
.team-card .role {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-cyan);
  font-weight: 600;
  margin-bottom: 8px;
}
.team-card .bio {
  font-size: 15px;
  color: var(--slate-600);
  line-height: 1.65;
  margin: 0;
}

.leader-card {
  background: linear-gradient(180deg, #fff 0%, var(--slate-50) 100%);
  border: 1px solid var(--slate-200);
  border-radius: 24px;
  padding: 32px;
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 24px;
  align-items: start;
}
.leader-card .avatar { width: 96px; height: 96px; font-size: 32px; }
.leader-card h3 {
  font-family: var(--font-tech);
  font-size: 22px;
  margin: 0 0 4px;
  color: var(--slate-900);
}
.leader-card .role {
  color: var(--brand-cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.leader-card p {
  color: var(--slate-700);
  font-size: 16.5px;
  line-height: 1.75;
  margin: 0;
}

/* ----- News / Awards ----- */
.news-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all 0.25s;
}
.news-card:hover { border-color: var(--brand-cyan-100); box-shadow: var(--shadow); transform: translateY(-2px); }
.news-card .news-date {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--brand-cyan);
  letter-spacing: 0.08em;
}
.news-card h4 {
  font-family: var(--font-tech);
  font-size: 19px;
  font-weight: 600;
  margin: 0;
  color: var(--slate-900);
  line-height: 1.4;
}
.news-card p { font-size: 15px; color: var(--slate-600); margin: 0; line-height: 1.65; }
.news-card .news-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--brand-cyan-50);
  color: var(--brand-cyan-700);
  border-radius: 999px;
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  width: fit-content;
}

/* ----- Contact ----- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 1024px) {
  .contact-grid { grid-template-columns: 1fr 1.2fr; gap: 48px; }
}
.contact-info {
  background: linear-gradient(180deg, var(--brand-cyan) 0%, var(--brand-cyan-700) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
}
.contact-info h3 {
  font-family: var(--font-tech);
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 8px;
}
.contact-info .lead {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  line-height: 1.6;
  margin: 0 0 24px;
}
.contact-info ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact-info li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 16px;
  line-height: 1.65;
}
.contact-info svg { flex-shrink: 0; opacity: 0.9; margin-top: 2px; }
.contact-info a { color: #fff; }
.contact-info a:hover { text-decoration: underline; }

.contact-form {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (min-width: 640px) { .form-row.cols-2 { grid-template-columns: 1fr 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--slate-700);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 16px;
  border: 1px solid var(--slate-300);
  border-radius: 10px;
  font-family: inherit;
  font-size: 16px;
  color: var(--slate-900);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand-cyan);
  box-shadow: 0 0 0 3px rgba(0,144,197,0.12);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.honeypot { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }
.form-success {
  background: var(--green-50);
  color: var(--green-600);
  border: 1px solid #BBF7D0;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
}
.form-success.show { display: block; }

/* ----- Footer ----- */
.footer {
  background: var(--slate-900);
  color: var(--slate-300);
  padding: 64px 0 36px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.5fr repeat(3, 1fr); } }

.footer-brand img { height: 44px; margin-bottom: 16px; opacity: 0.95; }
.footer-brand p { font-size: 15px; color: var(--slate-400); line-height: 1.7; margin: 0 0 16px; max-width: 360px; }
.footer-brand .social { display: flex; gap: 10px; }
.footer-brand .social a {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-300);
  transition: all 0.2s;
}
.footer-brand .social a:hover { background: var(--brand-cyan); color: #fff; }

.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate-400);
  margin: 0 0 16px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: var(--slate-300); font-size: 15px; }
.footer-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 12px;
  color: var(--slate-400);
}
@media (min-width: 768px) { .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; } }
.footer-disclaimer {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 12px;
  color: var(--slate-400);
  line-height: 1.6;
  margin-top: 20px;
}

/* ----- Animations: scroll-in ----- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .hero-heart, .hero-badge-dot, .milestone.active .dot { animation: none; }
  html { scroll-behavior: auto; }
}

/* ----- Product detail page ----- */
.product-hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, var(--slate-50) 0%, #fff 100%);
}
.product-hero .product-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 1024px) { .product-hero .product-hero-grid { grid-template-columns: 1.05fr 1fr; gap: 56px; } }
.product-hero-img {
  background: linear-gradient(135deg, var(--brand-cyan-50) 0%, var(--brand-pink-soft) 100%);
  border-radius: var(--radius-xl);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--slate-200);
  overflow: hidden;
}
.product-hero h1 {
  font-family: var(--font-tech);
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  margin: 16px 0 16px;
  color: var(--slate-900);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--slate-200);
}
.spec-table tr { border-bottom: 1px solid var(--slate-100); }
.spec-table tr:last-child { border-bottom: 0; }
.spec-table td { padding: 14px 18px; font-size: 15px; vertical-align: top; line-height: 1.6; }
.spec-table td:first-child {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-500);
  font-weight: 600;
  width: 220px;
  background: var(--slate-50);
}
.spec-table td:last-child { color: var(--slate-800); }

.regulatory-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--amber-50);
  color: var(--amber-500);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.use-case {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 16px;
  padding: 22px;
}
.use-case h4 {
  font-family: var(--font-tech);
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--slate-900);
}
.use-case p { color: var(--slate-600); font-size: 16px; line-height: 1.65; margin: 0; }

/* ----- Utility ----- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.divider {
  height: 1px;
  background: var(--slate-200);
  margin: 48px 0;
}
.text-cyan { color: var(--brand-cyan); }
.text-muted { color: var(--slate-500); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }

/* Footnote */
.footnote {
  font-size: 12px;
  color: var(--slate-400);
  font-style: italic;
  margin-top: 12px;
}