/* =====================================================================
   Adsily - AI Growth Intelligence Platform
   Premium LIGHT theme. Warm Sand canvas, Electric Blue action,
   Signal Amber for AI surfaces only. Tokens mirror DESIGN.md v5.2 light.
   ===================================================================== */

:root {
  /* canvas + surfaces (light Sand) */
  --canvas: #F6F4F1;
  --surface-1: #FFFFFF;
  --surface-2: #FBFAF8;
  --surface-3: #F2EFEA;
  --surface-4: #E9E5DE;
  --surface-ai: #FFF7EC;
  --surface-ai-strong: #FFEED5;

  /* ink text */
  --ink: #0B0F14;
  --ink-strong: #000000;
  --ink-body: #1F2937;
  --ink-muted: #475569;
  --ink-subtle: #64748B;
  --ink-faint: #94A3B8;

  /* hairlines */
  --hairline: #E5E7EB;
  --hairline-strong: #CBD5E1;
  --hairline-faint: #EFEEEA;

  /* primary - Electric Blue (single locked accent) */
  --primary: #2563FF;
  --primary-hover: #1E50DA;
  --primary-pressed: #1640AA;
  --primary-soft: #E5EDFF;
  --primary-glow: rgba(37, 99, 255, 0.28);

  /* AI - Signal Amber (semantic: AI surfaces only) */
  --ai: #FF8A00;
  --ai-deep: #B85F00;
  --ai-soft: #FFF7EC;
  --ai-strong: #FFEED5;

  /* status */
  --success: #16A34A;
  --success-soft: #E7F6EE;
  --warning: #D97706;
  --warning-soft: #FFF4E0;
  --danger: #DC2626;
  --danger-soft: #FDE7E7;

  /* type */
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Space Grotesk', ui-monospace, 'SF Mono', monospace;

  /* radius scale (locked) */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-pill: 999px;

  /* motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  --container: 1200px;
  --shadow-xs: 0 1px 2px rgba(11, 15, 20, 0.04);
  --shadow-card: 0 1px 3px rgba(11, 15, 20, 0.04), 0 12px 32px -16px rgba(11, 15, 20, 0.12);
  --shadow-float: 0 8px 24px -8px rgba(11, 15, 20, 0.12), 0 24px 64px -24px rgba(11, 15, 20, 0.18);
  --shadow-lift: 0 2px 4px rgba(11, 15, 20, 0.05), 0 24px 48px -20px rgba(37, 99, 255, 0.22);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--canvas);
  color: var(--ink-body);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* soft ambient wash + very slow drift */
body::before {
  content: "";
  position: fixed;
  inset: -12%;
  z-index: -2;
  background:
    radial-gradient(1000px 620px at 82% -6%, rgba(37, 99, 255, 0.09), transparent 60%),
    radial-gradient(760px 520px at 2% 2%, rgba(255, 138, 0, 0.06), transparent 55%),
    var(--canvas);
  will-change: transform;
  animation: bg-drift 28s ease-in-out infinite alternate;
}
@keyframes bg-drift {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(-2.2%, 1.6%, 0) scale(1.06); }
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 600;
}
p { max-width: 68ch; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--primary); color: #fff;
  padding: 10px 18px; border-radius: var(--r-sm); z-index: 200;
}
.skip-link:focus { left: 16px; top: 16px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--primary);
}
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--primary); }
.eyebrow--ai { color: var(--ai-deep); }
.eyebrow--ai::before { background: var(--ai); }

/* =========================== Buttons =========================== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-body); font-size: 15px; font-weight: 600;
  padding: 12px 22px; border-radius: var(--r-pill);
  border: 1px solid transparent; cursor: pointer; white-space: nowrap; line-height: 1;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease), color 0.3s var(--ease);
}
.btn:active { transform: scale(0.97); }
.btn--primary { background: var(--primary); color: #fff; box-shadow: 0 8px 24px -10px var(--primary-glow); }
.btn--primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 16px 36px -12px var(--primary-glow); }
.btn--ghost { background: var(--surface-1); color: var(--ink); border-color: var(--hairline-strong); box-shadow: var(--shadow-xs); }
.btn--ghost:hover { border-color: var(--ink-muted); transform: translateY(-2px); }
.btn--text { background: none; color: var(--ink); padding: 12px 8px; }
.btn--text:hover { color: var(--primary); }
.btn--lg { padding: 16px 30px; font-size: 16px; }
.btn__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.22); transition: transform 0.3s var(--ease);
}
.btn--ghost .btn__icon, .btn--text .btn__icon { background: var(--primary-soft); color: var(--primary); }
.btn:hover .btn__icon { transform: translate(2px, -1px); }
.btn__icon svg { width: 13px; height: 13px; }
.btn__play { background: var(--primary-soft); color: var(--primary); }

/* =========================== Nav =========================== */
.site-header { position: sticky; top: 0; z-index: 100; padding: 16px 0; }
.nav {
  width: calc(100% - 32px); max-width: var(--container); margin: 0 auto;
  display: flex; align-items: center; gap: 18px;
  padding: 10px 12px 10px 20px; border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--hairline);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  box-shadow: var(--shadow-float);
  transition: box-shadow 0.4s var(--ease);
}
.nav__logo {
  display: inline-flex; align-items: center; flex-shrink: 0;
  margin-right: 28px;
}
.nav__menu { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav__menu > li > a, .nav__dropdown-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14.5px; font-weight: 500; color: var(--ink-muted);
  padding: 9px 14px; border-radius: var(--r-pill);
  background: none; border: none; cursor: pointer; font-family: var(--font-body);
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}
.nav__menu > li > a:hover, .nav__dropdown-toggle:hover { color: var(--ink); background: var(--surface-3); }
.nav__caret { width: 14px; height: 14px; transition: transform 0.3s var(--ease); }
.nav__dropdown.is-open .nav__caret { transform: rotate(180deg); }
.nav__dropdown { position: relative; }
.nav__dropdown-panel {
  position: absolute; top: calc(100% + 14px); left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 250px; padding: 10px;
  background: var(--surface-1); border: 1px solid var(--hairline);
  border-radius: var(--r-md); box-shadow: var(--shadow-float);
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
}
.nav__dropdown.is-open .nav__dropdown-panel { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav__dropdown-list li a {
  display: block; padding: 10px 14px; border-radius: var(--r-sm);
  font-size: 14.5px; color: var(--ink-muted);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.nav__dropdown-list li a:hover { background: var(--surface-3); color: var(--ink); }
.nav__actions { display: flex; align-items: center; gap: 10px; margin-left: 8px; }
.nav__actions .btn { padding: 10px 18px; font-size: 14px; }
.nav__toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 42px; height: 42px; align-items: center; justify-content: center;
  border-radius: var(--r-pill); background: var(--surface-3);
  border: 1px solid var(--hairline); margin-left: auto; cursor: pointer;
}
.nav__toggle span { width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.35s var(--ease), opacity 0.25s var(--ease); }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================== Sections =========================== */
.section { padding: 110px 0; }
.section--muted { background: var(--surface-2); border-top: 1px solid var(--hairline-faint); border-bottom: 1px solid var(--hairline-faint); }
.section--tight { padding: 72px 0; }
.section__header { max-width: 760px; margin-bottom: 56px; }
.section__header--center { margin-left: auto; margin-right: auto; text-align: center; }
.section__header h2 { font-size: clamp(30px, 4vw, 46px); margin-top: 16px; }
.section__header p { color: var(--ink-muted); font-size: 18px; margin-top: 18px; }
.section__header--center p { margin-left: auto; margin-right: auto; }

/* =========================== Hero =========================== */
.hero { position: relative; padding: 64px 0 40px; }
.hero__inner { max-width: 900px; margin: 0 auto; text-align: center; }
.hero__pill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 16px 7px 8px; border-radius: var(--r-pill);
  background: var(--surface-1); border: 1px solid var(--hairline);
  font-size: 13px; color: var(--ink-muted); margin-bottom: 28px; box-shadow: var(--shadow-xs);
}
.hero__pill .tag {
  font-size: 11px; font-weight: 700; letter-spacing: 0.04em;
  padding: 4px 10px; border-radius: var(--r-pill);
  background: var(--ai-soft); color: var(--ai-deep);
}
.hero h1 { font-size: clamp(38px, 5.6vw, 66px); letter-spacing: -0.03em; margin-bottom: 24px; }
.hero h1 .accent { color: var(--primary); }
.hero__sub { font-size: 19px; color: var(--ink-muted); margin: 0 auto 34px; max-width: 60ch; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; align-items: center; }

/* two-column hero variant (agency + legacy product pages) */
.hero__grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; text-align: left; max-width: none; }
.hero__grid .hero__sub { margin: 0 0 34px; }
.hero__grid .hero__cta { justify-content: flex-start; }
.hero__pill b { font-weight: 600; color: var(--ink); }
@media (max-width: 900px) { .hero__grid { grid-template-columns: 1fr; gap: 40px; } }

/* evidence preview alias -> brief look */
.evidence { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 22px; box-shadow: var(--shadow-card); }
.evidence__tag { display: inline-flex; align-items: center; gap: 7px; margin-top: 8px; font-size: 12px; font-weight: 600; color: var(--ai-deep); background: var(--ai-soft); padding: 6px 12px; border-radius: var(--r-pill); }
.evidence__tag svg { width: 14px; height: 14px; }
.evidence__line { height: 12px; border-radius: var(--r-pill); background: var(--surface-3); margin-bottom: 12px; }
.evidence__line.w90 { width: 90%; } .evidence__line.w70 { width: 70%; }
.evidence__chart { display: flex; align-items: flex-end; gap: 8px; height: 130px; margin: 16px 0; }
.evidence__chart i { flex: 1; border-radius: 6px 6px 0 0; background: linear-gradient(180deg, var(--primary), rgba(37,99,255,0.35)); }

/* =========================== Growth flow diagram =========================== */
.flow {
  margin-top: 72px;
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-card);
}
.flow__stage { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.flow__label { font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-subtle); }
.flow__sources { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; max-width: 620px; }
.flow__chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 15px; border-radius: var(--r-pill);
  background: var(--surface-2); border: 1px solid var(--hairline);
  font-size: 13.5px; font-weight: 500; color: var(--ink-body);
}
.flow__chip img { width: 16px; height: 16px; }
.flow__arrow { color: var(--primary); margin: 22px 0; display: flex; justify-content: center; }
.flow__arrow svg { width: 22px; height: 22px; animation: arrow-bob 2.6s var(--ease) infinite; }
@keyframes arrow-bob { 0%, 100% { transform: translateY(-3px); opacity: 0.65; } 50% { transform: translateY(3px); opacity: 1; } }
.flow__brain {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 18px 30px; border-radius: var(--r-pill);
  background: linear-gradient(120deg, var(--primary), #4C7BFF);
  color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 20px;
  box-shadow: 0 16px 40px -14px var(--primary-glow);
  animation: brain-glow 3.6s ease-in-out infinite;
}
@keyframes brain-glow {
  0%, 100% { box-shadow: 0 16px 40px -14px var(--primary-glow); }
  50% { box-shadow: 0 20px 54px -12px var(--primary-glow), 0 0 0 6px var(--primary-soft); }
}
.flow__brain svg { animation: brain-breathe 3.6s ease-in-out infinite; }
@keyframes brain-breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.12); } }
.flow__brain .badge { font-size: 11px; font-weight: 700; letter-spacing: 0.06em; padding: 4px 10px; border-radius: var(--r-pill); background: rgba(255,255,255,0.22); }
.flow__pipeline { display: flex; align-items: stretch; justify-content: center; gap: 0; flex-wrap: wrap; }
.flow__node {
  flex: 1; min-width: 150px; text-align: center;
  padding: 20px 16px; position: relative;
}
.flow__node + .flow__node::before {
  content: ""; position: absolute; left: -1px; top: 24px; bottom: 24px; width: 1px; background: var(--hairline);
}
.flow__node .ic {
  width: 46px; height: 46px; margin: 0 auto 12px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-soft); color: var(--primary);
}
.flow__node.is-ai .ic { background: var(--ai-soft); color: var(--ai); }
.flow__node.is-grow .ic { background: var(--success-soft); color: var(--success); }
.flow__node .ic svg { width: 22px; height: 22px; }
.flow__node b { display: block; font-family: var(--font-display); font-size: 15px; color: var(--ink); margin-bottom: 4px; }
.flow__node span { font-size: 12.5px; color: var(--ink-subtle); }

/* =========================== Trust strip =========================== */
.trust { padding: 44px 0; border-top: 1px solid var(--hairline-faint); border-bottom: 1px solid var(--hairline-faint); }
.trust__label { text-align: center; font-size: 13px; color: var(--ink-subtle); margin-bottom: 22px; }
.trust__row { display: flex; align-items: center; justify-content: center; gap: 14px 30px; flex-wrap: wrap; }
.trust__row span { font-family: var(--font-display); font-weight: 600; font-size: 16px; color: var(--ink-muted); }

/* =========================== Problem list =========================== */
.problem-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.q-list { display: grid; gap: 12px; }
.q-list li {
  display: flex; gap: 14px; align-items: center;
  background: var(--surface-1); border: 1px solid var(--hairline);
  border-radius: var(--r-md); padding: 16px 20px; font-size: 16px; color: var(--ink-body);
  box-shadow: var(--shadow-xs);
}
.q-list li .qmark { flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--danger-soft); color: var(--danger); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; }
.problem-answer { }
.problem-answer h2 { font-size: clamp(28px, 3.6vw, 42px); margin-bottom: 20px; }
.problem-answer p { font-size: 18px; color: var(--ink-muted); margin-bottom: 16px; }
.problem-answer .big { font-family: var(--font-display); font-size: 22px; color: var(--ink); font-weight: 600; }
.problem-answer .big b { color: var(--primary); }

/* =========================== Differentiator (vs panels) =========================== */
.vs { display: grid; grid-template-columns: 1fr auto 1fr; gap: 28px; align-items: stretch; }
.vs__panel { border-radius: var(--r-lg); padding: 34px; border: 1px solid var(--hairline); }
.vs__panel--old { background: var(--surface-3); }
.vs__panel--new { background: var(--surface-1); border-color: var(--primary); box-shadow: var(--shadow-lift); }
.vs__panel h3 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-subtle); margin-bottom: 20px; }
.vs__panel--new h3 { color: var(--primary); }
.vs__panel ul { display: grid; gap: 14px; }
.vs__panel li { display: flex; gap: 12px; align-items: center; font-size: 17px; color: var(--ink-body); }
.vs__panel--old li { color: var(--ink-muted); }
.vs__panel li .mk { flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.vs__panel--old li .mk { background: var(--surface-4); color: var(--ink-faint); }
.vs__panel--new li .mk { background: var(--success-soft); color: var(--success); }
.vs__panel--new li .mk svg { width: 12px; height: 12px; }
.vs__mid { display: flex; align-items: center; justify-content: center; color: var(--primary); }
.vs__mid svg { width: 30px; height: 30px; }

/* =========================== Bento features =========================== */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.card {
  background: var(--surface-1); border: 1px solid var(--hairline);
  border-radius: var(--r-lg); padding: 30px; position: relative; overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: transform 0.5s var(--ease), border-color 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--hairline-strong); box-shadow: var(--shadow-card); }
.card__icon { width: 46px; height: 46px; border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; background: var(--primary-soft); color: var(--primary); margin-bottom: 20px; }
.card__icon svg { width: 22px; height: 22px; }
.card--ai .card__icon { background: var(--ai-soft); color: var(--ai); }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { font-size: 15px; color: var(--ink-muted); }
.card__list { display: grid; gap: 8px; margin-top: 16px; }
.card__list li { font-size: 13.5px; color: var(--ink-subtle); display: flex; gap: 8px; align-items: center; }
.card__list li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--primary); flex-shrink: 0; }
.card--wide { grid-column: span 4; }
.card--half { grid-column: span 3; }
.card--third { grid-column: span 2; }
.card--feature { grid-column: span 4; background: radial-gradient(460px 240px at 90% 0%, rgba(37,99,255,0.07), transparent 60%), var(--surface-1); }
.card__glow { position: absolute; inset: 0; background: radial-gradient(300px 200px at var(--mx, 50%) var(--my, 0%), rgba(37,99,255,0.06), transparent 60%); opacity: 0; transition: opacity 0.4s var(--ease); pointer-events: none; }
.card:hover .card__glow { opacity: 1; }
.metric-strip { display: flex; gap: 28px; margin-top: 26px; flex-wrap: wrap; }
.metric-strip div b { display: block; font-family: var(--font-mono); font-size: 28px; color: var(--ink); letter-spacing: -0.02em; }
.metric-strip div span { font-size: 13px; color: var(--ink-subtle); }

/* =========================== Agents grid =========================== */
.agents { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.agent {
  display: flex; align-items: center; gap: 14px;
  background: var(--surface-1); border: 1px solid var(--hairline);
  border-radius: var(--r-md); padding: 18px 20px; box-shadow: var(--shadow-xs);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.agent:hover { transform: translateY(-3px); border-color: var(--ai); }
.agent__ic { flex-shrink: 0; width: 40px; height: 40px; border-radius: var(--r-sm); background: var(--ai-soft); color: var(--ai); display: flex; align-items: center; justify-content: center; }
.agent__ic svg { width: 20px; height: 20px; }
.agent b { font-family: var(--font-display); font-size: 15px; color: var(--ink); font-weight: 600; display: block; }
.agent span { font-size: 12.5px; color: var(--ink-subtle); }

/* =========================== Integrations =========================== */
.integrations { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.intg-group { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 26px; box-shadow: var(--shadow-xs); }
.intg-group h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--primary); margin-bottom: 18px; font-family: var(--font-body); }
.intg-group ul { display: grid; gap: 10px; }
.intg-group li { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: var(--ink-body); }
.intg-group li img { width: 18px; height: 18px; }
.intg-group li .fallback { width: 18px; height: 18px; border-radius: 5px; background: var(--surface-3); flex-shrink: 0; }

/* =========================== Steps =========================== */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 32px; box-shadow: var(--shadow-xs); }
.step__num { font-family: var(--font-mono); font-size: 14px; font-weight: 700; color: var(--primary); width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: var(--r-pill); background: var(--primary-soft); margin-bottom: 20px; }
.step h3 { font-size: 19px; margin-bottom: 10px; }
.step p { font-size: 15px; color: var(--ink-muted); }
.steps-list { display: grid; gap: 18px; max-width: 760px; }
.steps-list li { display: flex; gap: 18px; align-items: flex-start; }
.steps-list__num { flex-shrink: 0; width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; border-radius: var(--r-pill); background: var(--primary-soft); color: var(--primary); font-family: var(--font-mono); font-weight: 700; font-size: 14px; }
.steps-list li div { color: var(--ink-body); }
.steps-list li div p { color: var(--ink-muted); font-size: 14px; margin-top: 4px; }

/* =========================== Split rows =========================== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split--reverse .split__media { order: -1; }
.split__media { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 8px; box-shadow: var(--shadow-card); }
.split h2 { font-size: clamp(28px, 3.4vw, 40px); margin-bottom: 18px; }
.split p { color: var(--ink-muted); font-size: 17px; margin-bottom: 24px; }
.feature-list { display: grid; gap: 14px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--ink-body); }
.feature-list .ck { flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; background: var(--success-soft); color: var(--success); display: flex; align-items: center; justify-content: center; }
.feature-list .ck svg { width: 12px; height: 12px; }

/* briefing / evidence preview */
.brief { background: var(--surface-2); border: 1px solid var(--hairline-faint); border-radius: calc(var(--r-lg) - 7px); padding: 22px; }
.brief__head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid var(--hairline); margin-bottom: 16px; }
.brief__title { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; color: var(--ink); font-size: 15px; }
.brief__ai { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 700; letter-spacing: 0.06em; color: var(--ai-deep); background: var(--ai-soft); padding: 5px 10px; border-radius: var(--r-pill); }
.brief__ai .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ai); position: relative; }
.brief__ai .dot::after { content: ""; position: absolute; inset: -3px; border-radius: 50%; border: 1.5px solid var(--ai); opacity: 0; animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(0.6); opacity: 0.7; } 70%, 100% { transform: scale(1.8); opacity: 0; } }
.brief-row { display: flex; gap: 14px; padding: 14px; border-radius: var(--r-md); background: var(--surface-1); border: 1px solid var(--hairline-faint); margin-bottom: 12px; transition: transform 0.4s var(--ease), border-color 0.4s var(--ease); }
.brief-row:hover { transform: translateX(4px); border-color: var(--hairline-strong); }
.brief-row__mark { flex-shrink: 0; width: 34px; height: 34px; border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; }
.brief-row__mark.is-danger { background: var(--danger-soft); color: var(--danger); }
.brief-row__mark.is-success { background: var(--success-soft); color: var(--success); }
.brief-row__mark.is-ai { background: var(--ai-soft); color: var(--ai); }
.brief-row__mark svg { width: 17px; height: 17px; }
.brief-row__body h5 { font-size: 14px; color: var(--ink); font-family: var(--font-body); font-weight: 600; margin-bottom: 3px; }
.brief-row__body p { font-size: 12.5px; color: var(--ink-subtle); }
.brief-row__val { margin-left: auto; text-align: right; font-family: var(--font-mono); }
.brief-row__val b { display: block; font-size: 15px; color: var(--ink); }
.brief-row__val.up b { color: var(--success); }
.brief-row__val.down b { color: var(--danger); }
.brief-row__val span { font-size: 11px; color: var(--ink-subtle); }
.brief__tag { display: inline-flex; align-items: center; gap: 7px; margin-top: 6px; font-size: 12px; font-weight: 600; color: var(--ai-deep); background: var(--ai-soft); padding: 6px 12px; border-radius: var(--r-pill); }
.brief__tag svg { width: 14px; height: 14px; }
.brief__conf { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.brief__bar { flex: 1; height: 6px; border-radius: var(--r-pill); background: var(--surface-3); overflow: hidden; }
.brief__bar i { display: block; height: 100%; border-radius: var(--r-pill); background: var(--primary); transition: width 1.4s var(--ease); }
.brief__conf span { font-size: 12px; color: var(--ink-subtle); font-family: var(--font-mono); }

/* forecast bars */
.fchart { display: flex; align-items: flex-end; gap: 10px; height: 150px; padding: 8px; }
.fchart i { flex: 1; border-radius: 6px 6px 0 0; background: linear-gradient(180deg, var(--primary), rgba(37,99,255,0.35)); transition: height 0.9s var(--ease); transform-origin: bottom; }
.fchart i.pred { background: repeating-linear-gradient(45deg, var(--ai), var(--ai) 5px, #ffb459 5px, #ffb459 10px); opacity: 0.9; }

/* =========================== Stats =========================== */
.statband { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.statband div { text-align: center; padding: 20px; }
.statband b { display: block; font-family: var(--font-mono); font-size: clamp(34px, 4vw, 52px); color: var(--ink); letter-spacing: -0.03em; }
.statband span { font-size: 14px; color: var(--ink-muted); }
.statband .accent { color: var(--primary); }

/* =========================== Use cases =========================== */
.usecase-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.usecase { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 28px; box-shadow: var(--shadow-xs); transition: transform 0.4s var(--ease); }
.usecase:hover { transform: translateY(-4px); }
.usecase__ic { width: 44px; height: 44px; border-radius: var(--r-md); background: var(--primary-soft); color: var(--primary); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.usecase h3 { font-size: 18px; margin-bottom: 8px; }
.usecase p { font-size: 14.5px; color: var(--ink-muted); }

/* =========================== Testimonials =========================== */
.testimonials__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 30px; display: flex; flex-direction: column; gap: 22px; box-shadow: var(--shadow-xs); }
.testimonial-card p { font-size: 16px; color: var(--ink-body); line-height: 1.6; }
.testimonial-card footer strong { display: block; color: var(--ink); font-size: 14px; font-weight: 600; }
.testimonial-card footer span { font-size: 13px; color: var(--ink-subtle); }

/* =========================== Pricing =========================== */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.price-card { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 34px; position: relative; box-shadow: var(--shadow-xs); transition: transform 0.5s var(--ease), border-color 0.5s var(--ease); }
.price-card:hover { transform: translateY(-4px); }
.price-card--featured { border-color: var(--primary); box-shadow: var(--shadow-lift); }
.price-card__badge { position: absolute; top: -12px; left: 34px; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; background: var(--primary); color: #fff; padding: 6px 14px; border-radius: var(--r-pill); }
.price-card h3 { font-size: 20px; margin-bottom: 6px; }
.price-card__desc { font-size: 14px; color: var(--ink-subtle); margin-bottom: 22px; min-height: 40px; }
.price-card__amt { font-family: var(--font-display); font-size: 46px; color: var(--ink); letter-spacing: -0.03em; }
.price-card__amt span { font-size: 16px; color: var(--ink-subtle); font-family: var(--font-body); }
.price-card .btn { width: 100%; justify-content: center; margin: 24px 0; }
.price-card ul { display: grid; gap: 13px; }
.price-card li { display: flex; gap: 10px; font-size: 14.5px; color: var(--ink-body); }
.price-card li svg { width: 18px; height: 18px; color: var(--success); flex-shrink: 0; margin-top: 2px; }

/* =========================== FAQ =========================== */
.faq-list { display: grid; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq-item { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-xs); }
.faq-item summary { list-style: none; cursor: pointer; padding: 22px 26px; font-family: var(--font-display); font-weight: 600; font-size: 17px; color: var(--ink); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-family: var(--font-body); font-size: 24px; color: var(--ink-muted); transition: transform 0.3s var(--ease); }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__body { padding: 0 26px 24px; color: var(--ink-muted); font-size: 15.5px; }
.faq-item__body p { margin-bottom: 12px; }

/* =========================== Comparison =========================== */
.compare-table { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-xs); }
.compare-table th, .compare-table td { padding: 18px 22px; text-align: left; font-size: 15px; border-bottom: 1px solid var(--hairline-faint); }
.compare-table thead th { font-family: var(--font-display); color: var(--ink); font-size: 15px; background: var(--surface-2); }
.compare-table thead th.is-us { color: var(--primary); }
.compare-table td:first-child { color: var(--ink-muted); }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table .yes { color: var(--success); font-weight: 600; }
.compare-table .no { color: var(--ink-faint); }
.compare-table .is-us-col { background: var(--primary-soft); }
.compare-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.compare-card { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 28px; box-shadow: var(--shadow-xs); transition: transform 0.4s var(--ease), border-color 0.4s var(--ease); }
.compare-card:hover { transform: translateY(-4px); border-color: var(--primary); }
.compare-card h3 { font-size: 18px; margin-bottom: 8px; }
.compare-card p { font-size: 14px; color: var(--ink-muted); margin-bottom: 18px; }
.compare-card .arrow { color: var(--primary); font-size: 14px; font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }

/* =========================== Page hero (inner) =========================== */
.page-hero { padding: 72px 0 44px; }
.page-hero__inner { max-width: 840px; }
.page-hero h1 { font-size: clamp(36px, 5vw, 56px); margin: 16px 0 24px; }
.direct-answer { background: var(--surface-1); border: 1px solid var(--hairline); border-left: 3px solid var(--primary); border-radius: var(--r-md); padding: 22px 26px; box-shadow: var(--shadow-xs); }
.direct-answer p { font-size: 18px; color: var(--ink-body); max-width: none; }

/* prose */
.prose { max-width: 760px; }
.prose h2 { font-size: 30px; margin-bottom: 20px; }
.prose h3 { font-size: 22px; margin: 32px 0 14px; }
.prose p { color: var(--ink-muted); margin-bottom: 18px; font-size: 16.5px; }
.prose ul { display: grid; gap: 12px; margin: 0 0 22px; padding-left: 4px; }
.prose ul li { display: flex; gap: 12px; color: var(--ink-body); font-size: 16px; }
.prose ul li::before { content: ""; flex-shrink: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--primary); margin-top: 9px; }
.prose a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--ink); }

/* chips */
.chip-list { display: flex; flex-wrap: wrap; gap: 12px; }
.chip { padding: 10px 18px; border-radius: var(--r-pill); background: var(--surface-1); border: 1px solid var(--hairline); font-size: 14px; color: var(--ink-body); box-shadow: var(--shadow-xs); }

/* forms */
.form { display: grid; gap: 18px; max-width: 560px; }
.form__row { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; }
.field { display: grid; gap: 8px; }
.field label { font-size: 14px; font-weight: 600; color: var(--ink); }
.field input, .field textarea, .field select { width: 100%; background: var(--surface-1); border: 1px solid var(--hairline-strong); border-radius: var(--r-sm); padding: 13px 16px; color: var(--ink); font-family: var(--font-body); font-size: 15px; transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease); }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-faint); }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.field textarea { min-height: 130px; resize: vertical; }
.field__hint { font-size: 13px; color: var(--ink-subtle); }
/* waitlist form */
.alert { border-radius: var(--r-md); padding: 15px 20px; font-size: 14.5px; border: 1px solid; margin-bottom: 20px; }
.alert--error { background: var(--danger-soft); border-color: rgba(220, 38, 38, 0.28); color: #9B1C1C; }
.alert--success { background: var(--success-soft); border-color: rgba(22, 163, 74, 0.28); color: #14663A; }
.checkgrid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.checkgrid label { display: flex; align-items: center; gap: 10px; padding: 11px 14px; border: 1px solid var(--hairline-strong); border-radius: var(--r-sm); font-size: 14px; font-weight: 500; color: var(--ink-body); cursor: pointer; transition: border-color 0.2s var(--ease), background 0.2s var(--ease); }
.checkgrid label:hover { border-color: var(--ink-muted); }
.checkgrid input { width: 16px; height: 16px; accent-color: var(--primary); }
.checkgrid label:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); color: var(--ink); }
.waitlist-success { text-align: center; padding: 24px 0; }
.waitlist-success .ok { width: 64px; height: 64px; border-radius: 50%; background: var(--success-soft); color: var(--success); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.waitlist-success .ok svg { width: 30px; height: 30px; }
.waitlist-success h2 { font-size: 28px; margin-bottom: 12px; }
.waitlist-success p { color: var(--ink-muted); margin: 0 auto 22px; }
.waitlist-aside .card { padding: 22px; }
.waitlist-aside .card h3 { font-size: 16px; margin-bottom: 6px; }
.waitlist-aside .card p { font-size: 14px; }
@media (max-width: 620px) { .checkgrid { grid-template-columns: 1fr; } }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-aside { display: grid; gap: 22px; }
.contact-aside .card { padding: 24px; }
.contact-aside .card h3 { font-size: 17px; margin-bottom: 6px; }
.contact-aside .card p { font-size: 14px; }
.contact-aside .card a { color: var(--primary); }

/* resource grid */
.res-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.res-card { background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-xs); transition: transform 0.4s var(--ease), border-color 0.4s var(--ease); display: flex; flex-direction: column; }
.res-card:hover { transform: translateY(-4px); border-color: var(--hairline-strong); }
.res-card__media { aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--primary-soft), var(--ai-soft)); }
.res-card__body { padding: 22px; display: grid; gap: 8px; }
.res-card__tag { font-size: 12px; font-weight: 600; letter-spacing: 0.04em; color: var(--primary); text-transform: uppercase; }
.res-card__body h3 { font-size: 18px; }
.res-card__body p { font-size: 14px; color: var(--ink-muted); }

.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

/* legal */
.legal { max-width: 800px; }
.legal .meta { color: var(--ink-subtle); font-size: 14px; margin-bottom: 36px; }
.legal h2 { font-size: 22px; margin: 36px 0 12px; }
.legal p, .legal li { color: var(--ink-muted); font-size: 16px; line-height: 1.7; }
.legal p { margin-bottom: 14px; }
.legal ul { display: grid; gap: 10px; margin: 0 0 18px; padding-left: 4px; }
.legal ul li { display: flex; gap: 12px; }
.legal ul li::before { content: ""; flex-shrink: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); margin-top: 10px; }
.legal ol { margin: 0 0 18px; padding-left: 1.25rem; display: grid; gap: 10px; }
.legal ol li { padding-left: 4px; }
.legal a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.legal strong { color: var(--ink); }

/* explore CTA */
.explore-cta { padding: 100px 0; }
.explore-cta__inner { text-align: center; max-width: 760px; margin: 0 auto; background: radial-gradient(600px 300px at 50% 0%, var(--primary-soft), transparent 65%), var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 64px 40px; box-shadow: var(--shadow-card); }
.explore-cta h2 { font-size: clamp(30px, 4vw, 44px); margin-bottom: 16px; }
.explore-cta p { color: var(--ink-muted); font-size: 18px; margin: 0 auto 30px; }
.explore-cta__cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* =========================== Footer =========================== */
.footer { border-top: 1px solid var(--hairline); margin-top: 40px; background: var(--surface-2); }
.footer__cta { padding: 70px 0; border-bottom: 1px solid var(--hairline); }
.footer__cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer__cta-title { font-size: clamp(24px, 3vw, 36px); margin-top: 10px; max-width: 24ch; }
.footer__grid { display: grid; grid-template-columns: 1.6fr repeat(5, 1fr); gap: 32px; padding: 64px 0 40px; }
.footer__brand .nav__logo { margin-bottom: 16px; }
.footer__tagline { font-size: 14px; color: var(--ink-subtle); max-width: 28ch; }
.footer__grid h4 { font-size: 13px; color: var(--ink); margin-bottom: 16px; font-family: var(--font-body); font-weight: 600; letter-spacing: 0.02em; }
.footer__grid ul { display: grid; gap: 10px; }
.footer__grid ul li a { font-size: 14px; color: var(--ink-muted); transition: color 0.2s var(--ease); }
.footer__grid ul li a:hover { color: var(--primary); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 26px 0; border-top: 1px solid var(--hairline-faint); font-size: 13px; color: var(--ink-subtle); }

/* =========================== Scroll reveal =========================== */
[data-animate] { opacity: 0; transform: translateY(26px) scale(0.985); will-change: opacity, transform; }
[data-animate].is-revealed { opacity: 1; transform: none; transition: opacity 0.85s var(--ease), transform 0.85s var(--ease); }
[data-animate="left"] { transform: translateX(-32px); }
[data-animate="right"] { transform: translateX(32px); }
[data-animate="fade"] { transform: none; }
[data-animate][data-delay="1"] { transition-delay: 0.09s; }
[data-animate][data-delay="2"] { transition-delay: 0.18s; }
[data-animate][data-delay="3"] { transition-delay: 0.27s; }
[data-animate][data-delay="4"] { transition-delay: 0.36s; }
[data-animate][data-delay="5"] { transition-delay: 0.45s; }

/* nav link underline slide */
.nav__menu > li > a { position: relative; }
.nav__menu > li > a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--primary); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease); opacity: 0.85;
}
.nav__menu > li > a:hover::after { transform: scaleX(1); }

/* gentle float utility for accent chips */
@keyframes soft-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
.hero__pill { animation: soft-float 5s ease-in-out infinite; }

/* =========================== Responsive =========================== */
@media (max-width: 980px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card--wide, .card--half, .card--third, .card--feature { grid-column: span 2; }
  .split, .split--reverse { grid-template-columns: 1fr; gap: 36px; }
  .split--reverse .split__media { order: 0; }
  .steps, .pricing, .testimonials__grid, .compare-grid, .usecase-grid, .agents { grid-template-columns: 1fr 1fr; }
  .integrations { grid-template-columns: 1fr 1fr; }
  .statband { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .problem-grid { grid-template-columns: 1fr; gap: 36px; }
  .vs { grid-template-columns: 1fr; }
  .vs__mid { transform: rotate(90deg); }
  .res-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .section { padding: 76px 0; }
  .nav__actions { display: none; }
  .nav__toggle { display: flex; }
  .nav__menu {
    position: fixed; inset: 86px 16px auto 16px; flex-direction: column; align-items: stretch;
    gap: 4px; padding: 16px; background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--r-lg); box-shadow: var(--shadow-float); margin-left: 0;
    opacity: 0; visibility: hidden; transform: translateY(-12px); max-height: 80vh; overflow-y: auto;
    transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), visibility 0.35s;
  }
  .nav__menu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav__menu > li > a, .nav__dropdown-toggle { width: 100%; justify-content: space-between; padding: 13px 14px; }
  .nav__dropdown-panel { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: none; background: transparent; min-width: 0; padding: 0 0 8px 12px; display: none; }
  .nav__dropdown.is-open .nav__dropdown-panel { display: block; transform: none; }
  .nav__menu .nav__actions { display: flex; flex-direction: column; margin-top: 8px; }
  .nav__menu .nav__actions .btn { width: 100%; justify-content: center; }
  .bento, .agents, .integrations, .steps, .pricing, .testimonials__grid, .compare-grid, .usecase-grid, .res-grid { grid-template-columns: 1fr; }
  .card--wide, .card--half, .card--third, .card--feature { grid-column: span 1; }
  .statband { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__cta-inner { flex-direction: column; align-items: flex-start; }
  .contact-grid, .form__row { grid-template-columns: 1fr; }
  .flow__node { min-width: 45%; }
  .flow__node + .flow__node::before { display: none; }
  .compare-table { display: block; overflow-x: auto; white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  [data-animate] { opacity: 1; transform: none; }
}

/* Brand logo — long horizontal mark (header + footer) */
.brand-logo {
  display: block;
  width: auto;
  height: 2.25rem;
  max-width: 11rem;
  object-fit: contain;
  object-position: left center;
}
.brand-logo--footer {
  height: 2rem;
  max-width: 10rem;
}