@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import './tokens.css';

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-feature-settings: "cv02","cv03","cv04","cv11";
  -webkit-font-smoothing: antialiased;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ─── Utilities ────────────────────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container--narrow { max-width: 860px; margin: 0 auto; padding: 0 1.5rem; }
.container--wide   { max-width: 1320px; margin: 0 auto; padding: 0 1.5rem; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

.pdi-gradient-text {
  background: linear-gradient(135deg, var(--indigo-500) 0%, var(--amber-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pdi-gradient-bg {
  background: linear-gradient(135deg, var(--indigo-500) 0%, var(--indigo-700) 50%, var(--amber-500) 100%);
}

.surface {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.badge--indigo { background: color-mix(in srgb, var(--indigo-500) 12%, transparent); color: var(--indigo-500); border: 1px solid color-mix(in srgb, var(--indigo-500) 25%, transparent); }
.badge--amber  { background: color-mix(in srgb, var(--amber-400) 12%, transparent);  color: var(--amber-500);  border: 1px solid color-mix(in srgb, var(--amber-400) 25%, transparent); }

/* ─── Animations ─────────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ─── Nav ─────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 64px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo { display: flex; align-items: center; gap: 0.625rem; flex-shrink: 0; }
.nav__logo-icon { width: 36px; height: 36px; }

.nav__logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.nav__logo-text .brand-name {
  font-size: 0.8125rem; font-weight: 700;
  color: var(--indigo-700);
  letter-spacing: -0.01em;
}
[data-theme="dark"] .nav__logo-text .brand-name { color: var(--indigo-400); }
.nav__logo-text .brand-sub {
  font-size: 0.6875rem; font-weight: 500;
  color: var(--text-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.15s;
}
.nav__links a:hover { color: var(--text); }

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

@media (max-width: 767px) {
  .nav__links { display: none; }
}

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--indigo-500);
  color: #fff;
  box-shadow: 0 4px 16px color-mix(in srgb, var(--indigo-500) 35%, transparent);
}
.btn--primary:hover {
  background: var(--indigo-600);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--indigo-500) 45%, transparent);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn--outline:hover { background: var(--bg-muted); }

.btn--amber {
  background: var(--amber-400);
  color: var(--slate-900);
  font-weight: 700;
  box-shadow: 0 4px 16px color-mix(in srgb, var(--amber-400) 35%, transparent);
}
.btn--amber:hover {
  background: hsl(48, 100%, 60%);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 0.5rem;
  border-radius: var(--radius-sm);
}
.btn--ghost:hover { background: var(--bg-muted); color: var(--text); }

.btn--lg {
  padding: 0.875rem 2rem;
  font-size: 1rem;
  border-radius: var(--radius);
}

.btn--white {
  background: #fff;
  color: var(--indigo-700);
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.btn--white:hover {
  background: var(--amber-50);
  transform: translateY(-1px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
}

/* ─── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  padding: 9rem 1.5rem 6rem;
  position: relative;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 900px; height: 500px;
  background: radial-gradient(ellipse at top, color-mix(in srgb, var(--indigo-500) 8%, transparent) 0%, transparent 65%);
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(color-mix(in srgb, var(--border) 50%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--border) 50%, transparent) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 0%, transparent 80%);
  opacity: 0.4;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero__title {
  font-size: clamp(2.75rem, 7vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 1.25rem 0;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 2.5rem;
  line-height: 1.65;
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 3rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.hero__trust span {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}
.hero__trust .check { color: #22c55e; }

/* ─── App Mockup ──────────────────────────────────────────────────────────── */
.mockup-wrap {
  margin: 5rem auto 0;
  max-width: 860px;
  position: relative;
}

.mockup {
  background: hsl(222, 47%, 9%);
  border-radius: 1.25rem;
  border: 1px solid hsl(222, 35%, 20%);
  box-shadow: 0 40px 80px rgba(0,0,0,0.4), 0 0 0 1px hsl(222,35%,20%);
  overflow: hidden;
}

.mockup__bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: hsl(222, 47%, 12%);
  border-bottom: 1px solid hsl(222, 35%, 18%);
}
.mockup__dots { display: flex; gap: 6px; }
.mockup__dot { width: 12px; height: 12px; border-radius: 50%; }
.mockup__dot--red    { background: rgba(239,68,68,0.7); }
.mockup__dot--yellow { background: rgba(234,179,8,0.7); }
.mockup__dot--green  { background: rgba(34,197,94,0.7); }
.mockup__url {
  flex: 1;
  margin-left: 1rem;
  background: hsl(222, 35%, 16%);
  border-radius: 6px;
  height: 26px;
  max-width: 280px;
  display: flex;
  align-items: center;
  padding: 0 0.75rem;
  font-size: 0.6875rem;
  color: hsl(215, 14%, 55%);
}

.mockup__body {
  display: grid;
  grid-template-columns: 1fr 2fr;
  min-height: 360px;
}

.mockup__sidebar {
  border-right: 1px solid hsl(222, 35%, 18%);
  padding: 1rem;
  background: hsl(222, 47%, 10%);
}
.mockup__file-card {
  background: color-mix(in srgb, var(--indigo-500) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--indigo-500) 28%, transparent);
  border-radius: 10px;
  padding: 0.75rem;
  margin-bottom: 0.75rem;
}
.mockup__file-name { font-size: 0.6875rem; font-weight: 700; color: var(--indigo-400); margin-bottom: 0.25rem; }
.mockup__file-meta { font-size: 0.625rem; color: hsl(215, 14%, 55%); }

.mockup__actions { display: flex; flex-direction: column; gap: 0.375rem; }
.mockup__action {
  font-size: 0.6875rem;
  padding: 0.375rem 0.625rem;
  border-radius: 6px;
  color: hsl(215, 14%, 55%);
  cursor: pointer;
  transition: background 0.15s;
}
.mockup__action--active {
  background: color-mix(in srgb, var(--amber-400) 18%, transparent);
  color: var(--amber-400);
  border: 1px solid color-mix(in srgb, var(--amber-400) 28%, transparent);
}

.mockup__chat { padding: 1rem; display: flex; flex-direction: column; gap: 0.75rem; }

.mockup__bubble--user {
  align-self: flex-end;
  background: var(--indigo-500);
  color: #fff;
  font-size: 0.6875rem;
  padding: 0.5rem 0.75rem;
  border-radius: 12px 12px 4px 12px;
  max-width: 220px;
}
.mockup__bubble--ai {
  background: hsl(222, 35%, 16%);
  border-radius: 12px 12px 12px 4px;
  padding: 0.75rem;
  font-size: 0.6875rem;
  color: hsl(215, 20%, 80%);
  line-height: 1.5;
}
.mockup__answer-label { font-weight: 700; color: var(--indigo-400); margin-bottom: 0.25rem; }
.mockup__insight-label { font-weight: 700; color: var(--amber-400); margin-top: 0.5rem; margin-bottom: 0.25rem; }

.mockup__input {
  background: hsl(222, 35%, 16%);
  border: 1px solid hsl(222, 35%, 22%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  gap: 0.5rem;
  margin-top: auto;
}
.mockup__input-placeholder { font-size: 0.6875rem; color: hsl(215, 14%, 40%); flex: 1; }
.mockup__send {
  width: 28px; height: 28px;
  background: var(--indigo-500);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mockup__badge {
  position: absolute;
  right: -0.75rem;
  top: 2.5rem;
  background: var(--amber-400);
  color: var(--slate-900);
  font-size: 0.6875rem;
  font-weight: 800;
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transform: rotate(6deg);
  white-space: nowrap;
}

/* ─── Trust Strip ─────────────────────────────────────────────────────────── */
.trust-strip {
  padding: 3rem 1.5rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-muted);
}
.trust-strip__label {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1.5rem;
}
.trust-strip__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2.5rem;
  opacity: 0.45;
  filter: grayscale(1);
}
.trust-strip__logos span {
  font-size: 1.125rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.01em;
}

/* ─── Section basics ─────────────────────────────────────────────────────── */
.section { padding: 6rem 1.5rem; }
.section--muted { background: var(--bg-subtle); }
.section--alt   { background: var(--bg-muted); }

.section__header {
  text-align: center;
  margin-bottom: 4rem;
}
.section__header h2 {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin: 0.75rem 0 1rem;
  line-height: 1.1;
}
.section__header p {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ─── How It Works ──────────────────────────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 2.5rem;
  left: calc(16.66% + 2.5rem);
  right: calc(16.66% + 2.5rem);
  height: 2px;
  background: linear-gradient(90deg, var(--indigo-500), var(--amber-500));
}
@media (max-width: 767px) {
  .steps-grid { grid-template-columns: 1fr; }
  .steps-grid::before { display: none; }
}

.step {
  text-align: center;
  position: relative;
}
.step__icon-wrap {
  width: 80px; height: 80px;
  border-radius: 1.25rem;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--indigo-500) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--indigo-500) 22%, transparent);
  color: var(--indigo-500);
  position: relative;
  z-index: 1;
}
.step__num {
  position: absolute;
  top: 0; right: 1rem;
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--text-faint);
  opacity: 0.15;
  line-height: 1;
}
.step h3 { font-size: 1.0625rem; font-weight: 700; margin-bottom: 0.5rem; }
.step p  { font-size: 0.875rem; color: var(--text-muted); line-height: 1.65; }

/* ─── Pricing ────────────────────────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; } }

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
}
.pricing-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.08); transform: translateY(-2px); }
.pricing-card--pro {
  background: var(--indigo-600);
  border-color: color-mix(in srgb, var(--indigo-400) 50%, transparent);
  color: #fff;
  box-shadow: 0 20px 60px color-mix(in srgb, var(--indigo-500) 35%, transparent);
  position: relative;
  margin-top: -0.75rem;
  margin-bottom: -0.75rem;
}
@media (max-width: 900px) { .pricing-card--pro { margin: 0; } }

.pricing-card__tier {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.pricing-card--pro .pricing-card__tier { color: hsl(226, 72%, 80%); }

.pricing-card__popular {
  position: absolute;
  top: -0.875rem; left: 50%; transform: translateX(-50%);
  background: var(--amber-400);
  color: var(--slate-900);
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.875rem;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: 0.25rem;
}
.pricing-card__price .amount { font-size: 2.5rem; font-weight: 900; }
.pricing-card__price .period { font-size: 0.875rem; color: var(--text-muted); }
.pricing-card--pro .pricing-card__price .period { color: hsl(226, 72%, 80%); }

.pricing-card__desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.pricing-card--pro .pricing-card__desc { color: hsl(226, 72%, 80%); }

.pricing-card__features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 1.75rem;
}
.pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.pricing-card--pro .pricing-card__feature { color: hsl(226, 72%, 90%); }
.pricing-card__feature .check { color: #22c55e; flex-shrink: 0; margin-top: 1px; }
.pricing-card--pro .pricing-card__feature .check { color: var(--amber-400); }

/* ─── Comparison Table ────────────────────────────────────────────────────── */
.comparison-table-wrap {
  margin-top: 4rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.comparison-table th {
  padding: 1rem 1.25rem;
  text-align: center;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border);
}
.comparison-table th:first-child { text-align: left; width: 50%; }
.comparison-table th.th--pro { color: var(--indigo-500); background: color-mix(in srgb, var(--indigo-500) 5%, var(--bg-muted)); }
.comparison-table td {
  padding: 0.875rem 1.25rem;
  text-align: center;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 50%, transparent);
  color: var(--text);
  font-weight: 500;
}
.comparison-table td:first-child { text-align: left; color: var(--text); }
.comparison-table td.td--pro { background: color-mix(in srgb, var(--indigo-500) 3%, transparent); }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:nth-child(even) td { background: color-mix(in srgb, var(--bg-muted) 50%, transparent); }
.comparison-table tr:nth-child(even) td.td--pro { background: color-mix(in srgb, var(--indigo-500) 5%, transparent); }

.check-icon  { color: #22c55e; }
.cross-icon  { color: var(--text-faint); opacity: 0.35; }

/* ─── Free vs Paid columns ───────────────────────────────────────────────── */
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 4rem;
}
@media (max-width: 640px) { .split-grid { grid-template-columns: 1fr; } }

.split-card {
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}
.split-card--green { border: 1px solid color-mix(in srgb, #22c55e 25%, transparent); background: color-mix(in srgb, #22c55e 5%, transparent); }
.split-card--amber { border: 1px solid color-mix(in srgb, var(--amber-400) 30%, transparent); background: color-mix(in srgb, var(--amber-400) 6%, transparent); }

.split-card__header {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1.25rem;
}
.split-card__icon {
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8125rem;
}
.split-card--green .split-card__icon { background: color-mix(in srgb, #22c55e 18%, transparent); color: #22c55e; }
.split-card--amber .split-card__icon { background: color-mix(in srgb, var(--amber-400) 18%, transparent); color: var(--amber-500); }
.split-card h4 { font-size: 0.9375rem; font-weight: 700; }
.split-card__items { display: flex; flex-direction: column; gap: 0.625rem; }
.split-card__item {
  display: flex; align-items: flex-start; gap: 0.5rem;
  font-size: 0.875rem; color: var(--text-muted); line-height: 1.4;
}
.split-card--green .split-card__item-icon { color: #22c55e; flex-shrink: 0; margin-top: 1px; }
.split-card--amber .split-card__item-icon { color: var(--amber-500); flex-shrink: 0; margin-top: 1px; }

/* ─── Features Grid ──────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 900px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .features-grid { grid-template-columns: 1fr; } }

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.feature-card:hover {
  border-color: color-mix(in srgb, var(--indigo-500) 35%, transparent);
  box-shadow: 0 8px 32px color-mix(in srgb, var(--indigo-500) 8%, transparent);
  transform: translateY(-2px);
}
.feature-card__icon {
  width: 44px; height: 44px;
  border-radius: 0.75rem;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.feature-card__icon--indigo { background: color-mix(in srgb, var(--indigo-500) 12%, transparent); color: var(--indigo-500); }
.feature-card__icon--amber  { background: color-mix(in srgb, var(--amber-400) 14%, transparent); color: var(--amber-500); }
.feature-card h3 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 0.5rem; }
.feature-card p  { font-size: 0.875rem; color: var(--text-muted); line-height: 1.65; }

/* ─── Use Cases ──────────────────────────────────────────────────────────── */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
@media (max-width: 640px) { .usecases-grid { grid-template-columns: 1fr; } }

.usecase-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  display: flex;
  gap: 1rem;
}
.usecase-card__icon {
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 0.875rem;
  background: color-mix(in srgb, var(--indigo-500) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--indigo-500) 20%, transparent);
  display: flex; align-items: center; justify-content: center;
  color: var(--indigo-500);
}
.usecase-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.375rem; }
.usecase-card p  { font-size: 0.875rem; color: var(--text-muted); line-height: 1.65; }

/* ─── Testimonials ────────────────────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 900px) { .testimonials-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; } }

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}
.testimonial-card__stars { display: flex; gap: 3px; margin-bottom: 1rem; }
.testimonial-card__stars svg { width: 14px; height: 14px; fill: var(--amber-400); }
.testimonial-card__quote {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1.25rem;
}
.testimonial-card__author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-card__avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: color-mix(in srgb, var(--indigo-500) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--indigo-500) 30%, transparent);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: var(--indigo-500);
  flex-shrink: 0;
}
.testimonial-card__name { font-size: 0.875rem; font-weight: 600; }
.testimonial-card__role { font-size: 0.75rem; color: var(--text-muted); }

/* ─── FAQ ────────────────────────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq-item__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.125rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  background: transparent;
  transition: background 0.15s;
}
.faq-item__q:hover { background: var(--bg-muted); }
.faq-item__chevron {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.25s ease;
}
.faq-item.open .faq-item__chevron { transform: rotate(180deg); }
.faq-item__a {
  display: none;
  padding: 0 1.25rem 1.25rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid color-mix(in srgb, var(--border) 50%, transparent);
  padding-top: 1rem;
}
.faq-item.open .faq-item__a { display: block; }

/* ─── CTA Band ───────────────────────────────────────────────────────────── */
.cta-band {
  padding: 1rem 1.5rem;
  text-align: center;
}
.cta-band__inner {
  max-width: 700px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--indigo-600) 0%, hsl(226,72%,38%) 50%, var(--amber-500) 100%);
  border-radius: var(--radius-2xl);
  padding: 4.5rem 2rem;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at bottom right, rgba(255,255,255,0.08) 0%, transparent 60%);
}
.cta-band__inner h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
  position: relative;
}
.cta-band__inner p {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2.5rem;
  position: relative;
}
.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  position: relative;
}

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 1.5rem;
}
.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.footer__top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 2rem;
}
@media (max-width: 767px) { .footer__top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer__top { grid-template-columns: 1fr; } }

.footer__brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-top: 0.875rem;
  max-width: 220px;
}
.footer__col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1rem;
}
.footer__links { display: flex; flex-direction: column; gap: 0.625rem; }
.footer__links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.15s;
}
.footer__links a:hover { color: var(--text); }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-faint);
}
.footer__bottom-links { display: flex; gap: 1.5rem; }
.footer__bottom-links a { color: var(--text-faint); transition: color 0.15s; }
.footer__bottom-links a:hover { color: var(--text-muted); }

/* ─── Responsive helpers ─────────────────────────────────────────────────── */
@media (max-width: 767px) {
  .hide-mobile { display: none !important; }
  .hero { padding: 7rem 1.5rem 4rem; }
  .section { padding: 4rem 1.5rem; }
  .mockup__body { grid-template-columns: 1fr; }
  .mockup__sidebar { display: none; }
}