/* ============================================================
   ColdCloud Landing Page — main.css
   ============================================================ */

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Colors */
  --white:        #ffffff;
  --bg:           #f8f9fa;
  --bg-subtle:    #f1f3f5;
  --border:       #e2e8f0;
  --border-dark:  #cbd5e1;
  --text:         #0f172a;
  --text-2:       #475569;
  --text-3:       #94a3b8;
  --blue:         #2563eb;
  --blue-dark:    #1d4ed8;
  --blue-light:   #eff6ff;
  --blue-mid:     #dbeafe;
  --green:        #16a34a;
  --green-light:  #f0fdf4;
  --green-mid:    #dcfce7;
  --amber:        #d97706;
  --amber-light:  #fffbeb;
  --red:          #dc2626;
  --purple:       #7c3aed;
  --purple-light: #f5f3ff;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow:    0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);
  --shadow-xl: 0 20px 25px rgba(0,0,0,.1), 0 8px 10px rgba(0,0,0,.04);

  /* Radius */
  --r:    8px;
  --r-lg: 12px;
  --r-xl: 16px;

  /* Spacing */
  --section-py: 96px;
  --container:  1100px;
  --container-narrow: 720px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; }
ul { list-style: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-dark); border-radius: 99px; }

/* ── Reveal Animations ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }
.reveal-delay-4 { transition-delay: .32s; }
.reveal-delay-5 { transition-delay: .40s; }
.reveal-delay-6 { transition-delay: .48s; }

/* ── Layout Helpers ──────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}
.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 40px;
}
.section { padding: var(--section-py) 0; }
.section-alt { background: var(--bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.section-label::before {
  content: '';
  width: 14px; height: 2px;
  background: var(--blue);
  border-radius: 99px;
  flex-shrink: 0;
}

.section-title {
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.6px;
  line-height: 1.15;
  margin-bottom: 14px;
}
.section-title em {
  font-style: normal;
  color: var(--blue);
}
.section-sub {
  font-size: 17px;
  color: var(--text-2);
  line-height: 1.65;
  font-weight: 400;
  max-width: 520px;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--r);
  transition: all .15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: #fff;
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.25);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--white);
  color: var(--text-2);
  border: 1px solid var(--border-dark);
}
.btn-secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--blue-light);
}

.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border: 1px solid transparent;
  padding: 10px 16px;
}
.btn-ghost:hover {
  background: var(--bg-subtle);
  color: var(--text);
}

.btn-lg {
  font-size: 15px;
  padding: 12px 28px;
}
.btn-sm {
  font-size: 13px;
  padding: 7px 16px;
}

/* ── Tags / Badges ──────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 99px;
}
.badge-blue  { background: var(--blue-mid); color: var(--blue); }
.badge-green { background: var(--green-mid); color: var(--green); }
.badge-amber { background: var(--amber-light); color: var(--amber); border: 1px solid #fde68a; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: 62px;
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}
.nav-logo-mark {
  width: 30px; height: 30px;
  background: var(--blue);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: -.3px;
  flex-shrink: 0;
}
.nav-logo-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  padding: 6px 12px;
  border-radius: var(--r);
  transition: all .12s;
}
.nav-links a:hover { color: var(--text); background: var(--bg-subtle); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.nav-toggle {
  display: none;
  font-size: 20px;
  color: var(--text-2);
  padding: 6px;
  border-radius: var(--r);
  background: none;
  line-height: 1;
}
.nav-toggle:hover { background: var(--bg-subtle); color: var(--text); }

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 62px 0 0 0;
  background: var(--white);
  border-top: 1px solid var(--border);
  z-index: 199;
  padding: 20px;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  padding: 12px 14px;
  border-radius: var(--r);
  transition: all .12s;
}
.nav-mobile a:hover { color: var(--text); background: var(--bg-subtle); }
.nav-mobile-divider { height: 1px; background: var(--border); margin: 8px 0; }
.nav-mobile-actions { display: flex; flex-direction: column; gap: 8px; padding: 8px 0; }
.nav-mobile-actions .btn { width: 100%; justify-content: center; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 80px 0 60px;
  overflow: hidden;
}
.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--blue-light);
  border: 1px solid var(--blue-mid);
  color: var(--blue);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 13px;
  border-radius: 99px;
  margin-bottom: 22px;
  letter-spacing: .2px;
}
.hero-eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1}50%{opacity:.3} }

.hero-title {
  font-size: clamp(36px, 4.5vw, 54px);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.8px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero-title .highlight {
  color: var(--blue);
  position: relative;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 0; right: 0;
  height: 3px;
  background: var(--blue-mid);
  border-radius: 99px;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-2);
  line-height: 1.65;
  font-weight: 400;
  margin-bottom: 32px;
  max-width: 460px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-trust {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
}
.trust-item::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  font-size: 11px;
}

/* Hero visual — app mockup */
.hero-visual {
  position: relative;
}
.app-mockup {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}
.mockup-bar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.dot-r { background: #ff5f57; }
.dot-y { background: #ffbd2e; }
.dot-g { background: #28ca41; }
.mockup-title-bar {
  flex: 1;
  text-align: center;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
}
.mockup-body { padding: 16px; }

/* Mockup metrics */
.mockup-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}
.mm-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 12px 14px;
}
.mm-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 5px;
}
.mm-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 3px;
}
.mm-change {
  font-size: 11px;
  font-weight: 500;
}
.mm-change.up { color: var(--green); }
.mm-change.neutral { color: var(--text-3); }

/* Mockup activity feed */
.mockup-feed-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
  padding: 0 2px;
}
.mockup-feed {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
.feed-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  animation: feedIn .4s ease both;
}
.feed-item:last-child { border-bottom: none; }
@keyframes feedIn { from{ opacity:0; transform:translateX(8px) } to{ opacity:1; transform:translateX(0) } }
.feed-icon {
  width: 28px; height: 28px;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}
.feed-icon.wa   { background: var(--green-light); }
.feed-icon.sms  { background: var(--blue-light); }
.feed-icon.call { background: var(--amber-light); }
.feed-icon.rep  { background: #fef2f2; }
.feed-content { flex: 1; min-width: 0; }
.feed-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.feed-desc { font-size: 11px; color: var(--text-3); }
.feed-time {
  font-size: 10px;
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
  flex-shrink: 0;
}
.feed-status {
  font-size: 9px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 99px;
}
.feed-status.sent  { background: var(--blue-light); color: var(--blue); }
.feed-status.recv  { background: var(--green-light); color: var(--green); }

/* Floating badges */
.mockup-float {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 10px 14px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 9px;
  animation: float 4s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }
.mf-bottom-left {
  bottom: -18px;
  left: -20px;
  animation-delay: 0s;
}
.mf-top-right {
  top: -16px;
  right: -16px;
  animation-delay: .8s;
}
.mf-icon { font-size: 18px; }
.mf-text { font-size: 12px; }
.mf-title { font-weight: 700; color: var(--text); line-height: 1.3; }
.mf-sub   { color: var(--text-3); font-weight: 400; font-size: 11px; }
.mf-green-badge {
  background: var(--green);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: var(--r-lg);
  box-shadow: 0 4px 14px rgba(22,163,74,.3);
  white-space: nowrap;
}

/* ============================================================
   PROOF BAR
   ============================================================ */
.proof-bar {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 40px;
}
.proof-bar-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.proof-label {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
  margin-right: 8px;
}
.proof-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 5px 14px;
}
.proof-stat span { color: var(--text-3); font-weight: 400; }

/* ============================================================
   PROBLEM SECTION
   ============================================================ */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 0;
}
.problem-text .section-sub {
  margin-bottom: 28px;
  max-width: 100%;
}
.problem-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.problem-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.problem-item-icon {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}
.problem-item-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}
.problem-item-desc {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 400;
  line-height: 1.5;
}
.problem-stat-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 36px 32px;
  text-align: center;
}
.psb-number {
  font-size: 72px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -3px;
  line-height: 1;
  margin-bottom: 12px;
}
.psb-number span { color: var(--blue); }
.psb-label {
  font-size: 16px;
  color: var(--text-2);
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 24px;
}
.psb-source {
  font-size: 12px;
  color: var(--text-3);
}
.psb-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}
.psb-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  text-align: left;
}
.psb-stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -1px;
  margin-bottom: 3px;
}
.psb-stat-label {
  font-size: 12px;
  color: var(--text-2);
  font-weight: 400;
}

/* ============================================================
   SOLUTION SECTION
   ============================================================ */
.solution-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}
.solution-header .section-label { justify-content: center; }
.solution-header .section-sub { margin: 0 auto; text-align: center; }
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.solution-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 32px 28px;
  transition: all .2s ease;
  position: relative;
  overflow: hidden;
}
.solution-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.solution-card.blue::before  { background: var(--blue); }
.solution-card.green::before { background: var(--green); }
.solution-card.amber::before { background: var(--amber); }
.solution-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--border-dark);
}
.sc-icon-wrap {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}
.sc-icon-wrap.blue  { background: var(--blue-light);  border: 1px solid var(--blue-mid); }
.sc-icon-wrap.green { background: var(--green-light); border: 1px solid var(--green-mid); }
.sc-icon-wrap.amber { background: var(--amber-light); border: 1px solid #fde68a; }
.sc-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -.2px;
}
.sc-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
  font-weight: 400;
}
.sc-channels {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 16px;
}
.sc-ch {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 99px;
  border: 1px solid;
}
.sc-ch.wa    { background: var(--green-light); color: var(--green);  border-color: var(--green-mid); }
.sc-ch.sms   { background: var(--blue-light);  color: var(--blue);   border-color: var(--blue-mid); }
.sc-ch.phone { background: var(--amber-light); color: var(--amber);  border-color: #fde68a; }

/* ============================================================
   FEATURES SECTION
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 52px;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px;
  transition: all .2s;
}
.feature-card:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.feature-card.featured {
  background: var(--blue-light);
  border-color: var(--blue-mid);
}
.fc-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.fc-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  margin-bottom: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
}
.feature-card.featured .fc-icon {
  background: var(--blue-mid);
  border-color: var(--blue);
}
.fc-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: -.2px;
}
.fc-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  font-weight: 400;
}
.feature-card.featured .fc-desc { color: #3b4d7a; }

/* ============================================================
   HOW IT WORKS SECTION
   ============================================================ */
.hiw-header {
  text-align: center;
  max-width: 580px;
  margin: 0 auto 56px;
}
.hiw-header .section-label { justify-content: center; }
.hiw-header .section-sub { margin: 0 auto; text-align: center; }
.hiw-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
  gap: 0;
}
/* Connecting line */
.hiw-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 1px;
  background: var(--border);
  z-index: 0;
}
.hiw-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}
.hiw-num {
  width: 52px; height: 52px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  border: 2px solid;
  background: var(--white);
  flex-shrink: 0;
}
.hiw-step:nth-child(1) .hiw-num { background: var(--blue-light);   color: var(--blue);   border-color: var(--blue-mid); }
.hiw-step:nth-child(2) .hiw-num { background: var(--green-light);  color: var(--green);  border-color: var(--green-mid); }
.hiw-step:nth-child(3) .hiw-num { background: var(--amber-light);  color: var(--amber);  border-color: #fde68a; }
.hiw-step:nth-child(4) .hiw-num { background: var(--purple-light); color: var(--purple); border-color: #ddd6fe; }
.hiw-icon { font-size: 22px; }
.hiw-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.hiw-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  font-weight: 400;
}

/* ============================================================
   CHANNELS SECTION
   ============================================================ */
.channels-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 48px;
}
.channels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.channel-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px 24px;
  text-align: center;
  transition: all .2s;
}
.channel-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.channel-card.wa    { border-top: 3px solid var(--green); }
.channel-card.sms   { border-top: 3px solid var(--blue);  }
.channel-card.phone { border-top: 3px solid var(--amber); }
.ch-icon-wrap {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin: 0 auto 16px;
  border: 1px solid var(--border);
}
.channel-card.wa    .ch-icon-wrap { background: var(--green-light); }
.channel-card.sms   .ch-icon-wrap { background: var(--blue-light);  }
.channel-card.phone .ch-icon-wrap { background: var(--amber-light); }
.ch-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.ch-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  font-weight: 400;
  margin-bottom: 14px;
}
.ch-stat {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 4px 12px;
}
.ch-stat strong { color: var(--text); }

/* ============================================================
   SEQUENCE SECTION
   ============================================================ */
.sequence-section {
  padding: var(--section-py) 0;
}
.sequence-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.seq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
}
.seq-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  transition: background .12s;
}
.seq-item:last-child { border-bottom: none; }
.seq-item:hover { background: var(--bg); }
.seq-step-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  border: 2px solid;
}
.sn-green  { background: var(--green-light); color: var(--green); border-color: var(--green-mid); }
.sn-blue   { background: var(--blue-light);  color: var(--blue);  border-color: var(--blue-mid); }
.sn-amber  { background: var(--amber-light); color: var(--amber); border-color: #fde68a; }
.sn-purple { background: var(--purple-light);color: var(--purple);border-color: #ddd6fe; }
.seq-ch-icon { font-size: 20px; flex-shrink: 0; }
.seq-content { flex: 1; }
.seq-day  {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--text-3);
  font-weight: 500;
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.seq-ch-name  { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 2px; }
.seq-ch-note  { font-size: 12px; color: var(--text-2); font-weight: 400; }
.seq-status {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 99px;
  flex-shrink: 0;
}
.ss-active { background: var(--green-mid); color: var(--green); }
.ss-sched  { background: var(--blue-mid); color: var(--blue); }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-header {
  text-align: center;
  max-width: 540px;
  margin: 0 auto 52px;
}
.testimonials-header .section-label { justify-content: center; }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px;
  transition: box-shadow .2s;
}
.testimonial-card:hover { box-shadow: var(--shadow-md); }
.tc-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 14px;
  font-size: 14px;
}
.tc-quote {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  font-weight: 400;
  font-style: italic;
  margin-bottom: 20px;
}
.tc-author {
  display: flex;
  align-items: center;
  gap: 10px;
}
.tc-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
}
.av-blue   { background: var(--blue); }
.av-green  { background: var(--green); }
.av-amber  { background: var(--amber); }
.tc-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1px;
}
.tc-role { font-size: 12px; color: var(--text-3); }

/* ============================================================
   PRICING SECTION
   ============================================================ */
.pricing-header {
  text-align: center;
  max-width: 540px;
  margin: 0 auto 52px;
}
.pricing-header .section-label { justify-content: center; }
.pricing-header .section-sub { margin: 0 auto; text-align: center; }
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 760px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 36px 32px;
  position: relative;
  transition: box-shadow .2s;
}
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card.featured {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.pricing-card.featured .badge-blue {
  background: rgba(255,255,255,.2);
  color: #fff;
}
.pc-popular {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--green);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 99px;
  white-space: nowrap;
}
.pc-name {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.pricing-card.featured .pc-name { color: rgba(255,255,255,.85); }
.pc-price {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  margin: 14px 0 4px;
  color: var(--text);
}
.pricing-card.featured .pc-price { color: #fff; }
.pc-period {
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 20px;
}
.pricing-card.featured .pc-period { color: rgba(255,255,255,.65); }
.pc-desc {
  font-size: 13px;
  color: var(--text-2);
  margin-bottom: 22px;
  line-height: 1.55;
}
.pricing-card.featured .pc-desc { color: rgba(255,255,255,.8); }
.pc-divider {
  height: 1px;
  background: var(--border);
  margin: 20px 0;
}
.pricing-card.featured .pc-divider { background: rgba(255,255,255,.2); }
.pc-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}
.pcf-item {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 13px;
  color: var(--text-2);
}
.pricing-card.featured .pcf-item { color: rgba(255,255,255,.85); }
.pcf-check {
  color: var(--green);
  font-weight: 700;
  font-size: 12px;
  margin-top: 1px;
  flex-shrink: 0;
}
.pricing-card.featured .pcf-check { color: #86efac; }
.pcf-muted {
  color: var(--text-3);
  font-style: italic;
}
.pricing-card.featured .pcf-muted { color: rgba(255,255,255,.45); }
.pc-cta { width: 100%; justify-content: center; }
.btn-featured {
  background: #fff;
  color: var(--blue);
  font-weight: 700;
}
.btn-featured:hover {
  background: var(--blue-light);
  transform: translateY(-1px);
}

/* ============================================================
   FINAL CTA SECTION
   ============================================================ */
.cta-section {
  padding: var(--section-py) 0;
}
.cta-box {
  background: var(--text);
  border-radius: var(--r-xl);
  padding: 72px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,.15) 0%, transparent 60%);
  pointer-events: none;
}
.cta-title {
  font-size: clamp(30px, 3.5vw, 44px);
  font-weight: 700;
  color: #fff;
  letter-spacing: -.6px;
  line-height: 1.15;
  margin-bottom: 16px;
  position: relative;
}
.cta-sub {
  font-size: 17px;
  color: rgba(255,255,255,.65);
  font-weight: 400;
  line-height: 1.6;
  max-width: 480px;
  margin: 0 auto 32px;
  position: relative;
}
.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  position: relative;
}
.btn-cta-white {
  background: #fff;
  color: var(--text);
  font-weight: 700;
}
.btn-cta-white:hover {
  background: var(--bg);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255,255,255,.2);
}
.btn-cta-outline {
  background: transparent;
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.25);
}
.btn-cta-outline:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
  border-color: rgba(255,255,255,.5);
}
.cta-note {
  font-size: 13px;
  color: rgba(255,255,255,.4);
  margin-top: 20px;
  position: relative;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}
.footer-top {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 60px;
  margin-bottom: 48px;
}
.footer-brand .nav-brand { margin-bottom: 14px; }
.footer-tagline {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  font-weight: 400;
  margin-bottom: 20px;
}
.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.fl-group-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: .6px;
  margin-bottom: 14px;
}
.fl-group ul {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.fl-group ul a {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 400;
  transition: color .12s;
}
.fl-group ul a:hover { color: var(--blue); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy {
  font-size: 13px;
  color: var(--text-3);
}
.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.footer-bottom-links a {
  font-size: 13px;
  color: var(--text-3);
  transition: color .12s;
}
.footer-bottom-links a:hover { color: var(--text-2); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  :root { --section-py: 72px; }
  .hero-inner         { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual        { order: -1; max-width: 520px; margin: 0 auto; width: 100%; }
  .hero-sub           { max-width: 100%; }
  .problem-grid       { grid-template-columns: 1fr; }
  .solution-grid      { grid-template-columns: 1fr; gap: 12px; }
  .channels-header    { grid-template-columns: 1fr; gap: 32px; }
  .sequence-inner     { grid-template-columns: 1fr; }
  .testimonials-grid  { grid-template-columns: 1fr 1fr; }
  .footer-top         { grid-template-columns: 1fr; gap: 32px; }
  .footer-links-grid  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --section-py: 60px; }
  .container, .container-narrow { padding: 0 20px; }
  .nav-inner { padding: 0 20px; }
  .proof-bar { padding: 16px 20px; }
  .nav-links, .nav-actions .btn-ghost { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 56px 0 40px; }
  .hero-inner { padding: 0 20px; }
  .hero-title { font-size: 36px; }
  .hero-sub { font-size: 16px; }
  .mockup-float { display: none; }
  .features-grid    { grid-template-columns: 1fr 1fr; }
  .hiw-steps        { grid-template-columns: 1fr 1fr; gap: 28px; }
  .hiw-steps::before { display: none; }
  .channels-grid    { grid-template-columns: 1fr; }
  .testimonials-grid{ grid-template-columns: 1fr; }
  .pricing-grid     { grid-template-columns: 1fr; max-width: 440px; }
  .cta-box          { padding: 48px 24px; }
  .footer-links-grid{ grid-template-columns: 1fr; }
  .footer-bottom    { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .features-grid  { grid-template-columns: 1fr; }
  .hiw-steps      { grid-template-columns: 1fr; }
  .hero-actions   { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-actions    { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; justify-content: center; }
  .section-title  { font-size: 26px; }
}

/* ============================================================
   NAVIGATION FIX — ensure all links are always clickable
   ============================================================ */

/* Ensure CTA links always sit above any decorative elements */
.btn,
.nav-links a,
.nav-mobile a,
.nav-actions a,
.nav-mobile-actions a,
.hero-actions a,
.cta-actions a,
.pricing-card a,
.footer-brand a,
.fl-group a {
  position: relative;
  z-index: 10;
}

/* Pseudo-elements on cards/sections must never block clicks */
.solution-card::before,
.cta-box::before,
.hiw-steps::before {
  pointer-events: none;
}

/* Mobile nav links — large tap target, no accidental blocking */
.nav-mobile a {
  display: block;
  padding: 12px 14px;
  min-height: 44px;           /* iOS minimum tap target */
  display: flex;
  align-items: center;
}

.nav-mobile-actions a {
  min-height: 44px;
  justify-content: center;
}

/* Hamburger button — large tap target */
.nav-toggle {
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Hero buttons — ensure nothing in the mockup overlaps them */
.hero-actions {
  position: relative;
  z-index: 5;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-visual {
  position: relative;
  z-index: 1;       /* lower than hero-content so buttons stay on top */
}