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

:root {
  --emerald: #10b981;
  --emerald-dark: #0f766e;
  --emerald-600: #059669;
  --emerald-400: #34d399;
  --violet: #7c3aed;
  --teal: #0d9488;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;

  --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;

  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12), 0 6px 16px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 32px rgba(16, 185, 129, 0.25);

  scroll-behavior: smooth;
}

html {
  font-size: 16px;
}
body {
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--slate-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Container ────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
@media (min-width: 640px) {
  .container {
    padding: 0 2rem;
  }
}
@media (min-width: 1024px) {
  .container {
    padding: 0 2.5rem;
  }
}

/* ── Utilities ────────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--emerald), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.green {
  color: var(--emerald-600);
}
.red {
  color: #dc2626;
}

/* ── Lucide Icons ─────────────────────────────────────────── */
.c3-icon {
  display: block;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* Size contexts — applied to the SVG that Lucide injects */
.step__icon .c3-icon {
  width: 40px;
  height: 40px;
  color: var(--emerald);
}
.feature-card__icon .c3-icon {
  width: 32px;
  height: 32px;
  color: var(--emerald);
}
.trust-card__icon .c3-icon {
  width: 32px;
  height: 32px;
  color: var(--emerald);
}
.usecase-card__icon .c3-icon {
  width: 36px;
  height: 36px;
  color: var(--emerald);
}
.zero-custody-banner__icon .c3-icon {
  width: 52px;
  height: 52px;
  color: var(--emerald-400);
}

/* ── Scroll Reveal ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.55s ease,
    transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--emerald), var(--emerald-dark));
  color: var(--white);
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.35);
}
.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.45);
}
.btn--ghost {
  background: transparent;
  color: var(--slate-400);
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.btn--ghost:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}
.btn--white {
  background: var(--white);
  color: var(--slate-900);
  box-shadow: var(--shadow-md);
}
.btn--white:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn--sm {
  padding: 0.4rem 0.875rem;
  font-size: 0.875rem;
}
.btn--lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

/* ── Section Shared ───────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--label-color, var(--emerald-600));
  background: var(--label-bg, rgba(16, 185, 129, 0.08));
  border: 1px solid var(--label-border, rgba(16, 185, 129, 0.2));
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--slate-900);
  margin-bottom: 1rem;
}
.section-sub {
  font-size: 1.0625rem;
  color: var(--slate-600);
  max-width: 600px;
  margin-bottom: 3rem;
}
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--emerald-400);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

/* ── Trust Strip ──────────────────────────────────────────── */
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}
.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
}
.trust-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--emerald);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════════
   NAV
═══════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.3s ease;
}
.nav.scrolled {
  background: rgba(15, 23, 42, 0.97);
}
.nav__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .nav__inner {
    padding: 0 2rem;
  }
}
.nav__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color 0.2s;
}
.nav__link:hover {
  color: var(--white);
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.nav__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.25rem 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(15, 23, 42, 0.97);
}
.nav__mobile.open {
  display: flex;
}
.nav__mobile-link {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  padding: 0.625rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.nav__mobile-link:hover {
  color: var(--white);
}
@media (max-width: 767px) {
  .nav__actions {
    display: none;
  }
  .nav__hamburger {
    display: flex;
  }
}

/* ── Logo ─────────────────────────────────────────────────── */
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}
.logo__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--emerald), var(--emerald-dark));
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.04em;
  flex-shrink: 0;
}
.logo__text {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
  font-family: var(--font-sans);
}
.logo__accent {
  color: var(--emerald);
}

/* ═══════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--slate-900);
  display: flex;
  align-items: flex-start;
  padding-top: 120px;
  padding-bottom: 5rem;
  overflow: hidden;
}
.hero__bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}
.hero__bg-orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(16, 185, 129, 0.18) 0%,
    transparent 70%
  );
  top: -100px;
  left: -150px;
}
.hero__bg-orb--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(124, 58, 237, 0.14) 0%,
    transparent 70%
  );
  top: 50%;
  right: -150px;
  transform: translateY(-50%);
}
.hero .container {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.hero__headline {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 1.25rem;
  max-width: 700px;
}
.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.1875rem);
  color: rgba(255, 255, 255, 0.65);
  max-width: 560px;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero__sub strong {
  color: rgba(255, 255, 255, 0.9);
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

/* Stats bar */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
  width: 100%;
  max-width: 620px;
  margin-top: 3rem;
}
@media (min-width: 640px) {
  .hero__stats {
    grid-template-columns: repeat(4, 1fr);
  }
}
.stat-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1rem;
}
.stat-card__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--emerald);
  margin-bottom: 0.25rem;
}
.stat-card__label {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.3;
  font-weight: 500;
}

/* Phone mockup */
.hero__mockup {
  display: none;
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-45%);
  z-index: 2;
}
@media (min-width: 1024px) {
  .hero__mockup {
    display: block;
  }
}
.phone {
  width: 280px;
  background: var(--slate-800);
  border-radius: 36px;
  padding: 12px;
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    var(--shadow-glow);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.phone__notch {
  width: 100px;
  height: 8px;
  background: var(--slate-900);
  border-radius: 999px;
  margin: 0 auto 12px;
}
.phone__screen {
  background: var(--white);
  border-radius: 28px;
  overflow: hidden;
}
.mock-header {
  background: var(--slate-900);
  padding: 0.75rem 1rem;
}
.mock-logo {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--white);
}
.mock-logo__mark {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--emerald), var(--emerald-dark));
  color: var(--white);
  font-size: 8px;
  font-weight: 800;
  display: grid;
  place-items: center;
}
.mock-campaign {
  padding: 1rem;
}
.mock-campaign__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.2rem;
}
.mock-campaign__admin {
  font-size: 0.7rem;
  color: var(--slate-500);
  margin-bottom: 0.75rem;
}
.mock-goal {
  margin-bottom: 0.75rem;
}
.mock-goal__bar {
  height: 8px;
  background: var(--slate-100);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.3rem;
}
.mock-goal__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--emerald), var(--emerald-dark));
  border-radius: 4px;
  animation: fillBar 1.5s ease 0.8s both;
}
@keyframes fillBar {
  from {
    width: 0 !important;
  }
}
.mock-goal__labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--slate-500);
}
.mock-ledger {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 0.875rem;
}
.mock-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  background: var(--slate-50);
  color: var(--slate-700);
  transition: background 0.3s;
}
.mock-entry--new {
  background: rgba(16, 185, 129, 0.08);
  color: var(--slate-900);
}
.mock-entry__amount {
  font-weight: 700;
  color: var(--emerald-600);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}
.mock-cta {
  width: 100%;
  padding: 0.625rem;
  background: linear-gradient(135deg, var(--emerald), var(--emerald-dark));
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--font-sans);
}

/* ═══════════════════════════════════════════════════════════
   PROBLEM
═══════════════════════════════════════════════════════════ */
.problem {
  padding: 6rem 0;
  background: var(--slate-50);
}
.problem__table-wrap {
  overflow-x: auto;
  margin-bottom: 2.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
}
.problem__table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--white);
}
.problem__table thead {
  background: var(--slate-900);
  color: var(--white);
}
.problem__table th {
  padding: 0.875rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.problem__table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-700);
}
.problem__table tr:last-child td {
  border-bottom: none;
}
.problem__table tr:hover td {
  background: var(--slate-50);
}
.total-row td {
  background: rgba(16, 185, 129, 0.04) !important;
  font-weight: 600;
}
.problem__quote {
  background: var(--white);
  border-left: 4px solid var(--emerald);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-sm);
}
.problem__quote blockquote {
  font-size: 1.0625rem;
  color: var(--slate-700);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}
.problem__quote cite {
  font-size: 0.8125rem;
  color: var(--slate-400);
}

/* ═══════════════════════════════════════════════════════════
   HOW IT WORKS
═══════════════════════════════════════════════════════════ */
.how {
  padding: 6rem 0;
  background: var(--white);
}
.steps {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.step {
  flex: 1;
  min-width: 220px;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.step__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--emerald);
  letter-spacing: 0.1em;
  margin-bottom: 0.875rem;
  background: rgba(16, 185, 129, 0.08);
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.step__icon {
  margin-bottom: 0.875rem;
}
.step__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}
.step__desc {
  font-size: 0.9rem;
  color: var(--slate-600);
  line-height: 1.65;
}
.step__connector {
  width: 32px;
  flex-shrink: 0;
  align-self: center;
  height: 2px;
  background: linear-gradient(90deg, var(--emerald), var(--teal));
  opacity: 0.4;
  border-radius: 2px;
  margin-top: 0;
}
@media (max-width: 767px) {
  .steps {
    flex-direction: column;
  }
  .step__connector {
    width: 2px;
    height: 24px;
    align-self: center;
    margin: 0 auto;
  }
}
.how__cta {
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════
   FEATURES
═══════════════════════════════════════════════════════════ */
.features {
  padding: 6rem 0;
  background: var(--slate-50);
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition:
    transform 0.2s,
    box-shadow 0.2s,
    border-color 0.2s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16, 185, 129, 0.3);
}
.feature-card__icon {
  margin-bottom: 0.875rem;
}
.feature-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}
.feature-card__desc {
  font-size: 0.875rem;
  color: var(--slate-600);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.feature-card__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--emerald-600);
  background: rgba(16, 185, 129, 0.08);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

/* ═══════════════════════════════════════════════════════════
   TRUST
═══════════════════════════════════════════════════════════ */
.trust {
  padding: 6rem 0;
  background: var(--white);
}
.trust__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}
.trust-card {
  padding: 1.75rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  background: var(--slate-50);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.trust-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.trust-card__icon {
  margin-bottom: 0.75rem;
}
.trust-card h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}
.trust-card p {
  font-size: 0.875rem;
  color: var(--slate-600);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}
.trust-card em {
  font-style: italic;
  font-size: 0.8125rem;
  color: var(--emerald-600);
  font-weight: 500;
}

.zero-custody-banner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: linear-gradient(135deg, var(--slate-900), var(--slate-800));
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  border: 1px solid rgba(16, 185, 129, 0.2);
  box-shadow: var(--shadow-glow);
}
.zero-custody-banner__icon {
  flex-shrink: 0;
}
.zero-custody-banner h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.375rem;
  line-height: 1.4;
}
.zero-custody-banner p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.55);
}
@media (max-width: 640px) {
  .zero-custody-banner {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
  }
}

/* ═══════════════════════════════════════════════════════════
   PRICING
═══════════════════════════════════════════════════════════ */
.pricing {
  padding: 6rem 0;
  background: var(--slate-50);
}
.pricing__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  max-width: 720px;
}
.pricing-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.pricing-card--free {
  border-color: rgba(16, 185, 129, 0.35);
  box-shadow:
    0 0 0 4px rgba(16, 185, 129, 0.06),
    var(--shadow-md);
}
.pricing-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-400);
  margin-bottom: 0.25rem;
}
.pricing-card__price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--slate-900);
  font-family: var(--font-mono);
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 0.25rem 0;
}
.pricing-card--free .pricing-card__price {
  color: var(--emerald-600);
}
.pricing-card__period {
  font-size: 0.875rem;
  color: var(--slate-500);
  margin-bottom: 1.25rem;
}
.pricing-card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex: 1;
}
.pricing-card__list li {
  font-size: 0.875rem;
  color: var(--slate-700);
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--slate-100);
}
.pricing-card__note {
  font-size: 0.8125rem;
  color: var(--slate-500);
  line-height: 1.5;
  text-align: center;
  padding: 0.75rem;
  background: var(--slate-50);
  border-radius: var(--radius-sm);
}

/* True cost */
.true-cost {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}
.true-cost__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 1.75rem;
  text-align: center;
}
.true-cost__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 1.5rem;
}
@media (max-width: 640px) {
  .true-cost__grid {
    grid-template-columns: 1fr;
  }
}
.true-cost__col-label {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--slate-500);
  margin-bottom: 0.875rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--slate-200);
}
.true-cost__col--con3bute .true-cost__col-label {
  border-color: var(--emerald);
}
.true-cost__row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--slate-50);
  font-size: 0.875rem;
  color: var(--slate-600);
}
.true-cost__total {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0.5rem;
  margin-top: 0.375rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--slate-900);
  background: var(--slate-50);
}
.true-cost__total--con3bute {
  background: rgba(16, 185, 129, 0.06);
  color: var(--emerald-600);
}
.true-cost__vs {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--slate-400);
  display: flex;
  align-items: center;
  padding-top: 2rem;
}
.true-cost__saving {
  text-align: center;
  font-size: 1rem;
  color: var(--slate-700);
  padding: 1rem;
  background: rgba(16, 185, 129, 0.06);
  border-radius: var(--radius-md);
}
.true-cost__saving strong {
  color: var(--emerald-600);
}

/* ═══════════════════════════════════════════════════════════
   USE CASES
═══════════════════════════════════════════════════════════ */
.usecases {
  padding: 6rem 0;
  background: var(--white);
}
.usecases__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}
.usecase-card {
  padding: 1.75rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  background: var(--slate-50);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.usecase-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(16, 185, 129, 0.2);
}
.usecase-card__icon {
  margin-bottom: 0.75rem;
}
.usecase-card h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}
.usecase-card p {
  font-size: 0.875rem;
  color: var(--slate-600);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════════════════════
   FINAL CTA
═══════════════════════════════════════════════════════════ */
.cta-section {
  position: relative;
  padding: 6rem 0;
  background: var(--slate-900);
  text-align: center;
  overflow: hidden;
}
.cta-section__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.cta-section__orb--1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(16, 185, 129, 0.18) 0%,
    transparent 70%
  );
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
}
.cta-section__orb--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(124, 58, 237, 0.12) 0%,
    transparent 70%
  );
  bottom: -100px;
  right: 5%;
}
.cta-section__inner {
  position: relative;
  z-index: 1;
}
.cta-section__headline {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.15;
}
.cta-section__sub {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 500px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}
.cta-section__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.875rem;
}
.cta-section__actions p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.35);
}
.cta-section__tagline {
  margin-top: 3.5rem;
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.08em;
}
.cta-section__tagline strong {
  color: rgba(255, 255, 255, 0.5);
}

/* ═══════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════ */
.footer {
  background: #080f1e;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.footer__inner {
  padding: 3.5rem 0 2.5rem;
  display: grid;
  grid-template-columns: 1.25fr 2fr;
  gap: 3rem;
}
@media (max-width: 767px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}
.footer__brand p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 0.75rem;
  line-height: 1.6;
  max-width: 280px;
}
.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 480px) {
  .footer__links {
    grid-template-columns: repeat(2, 1fr);
  }
}
.footer__col h5 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 1rem;
}
.footer__col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  margin-bottom: 0.625rem;
  transition: color 0.2s;
}
.footer__col a:hover {
  color: var(--white);
}
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.25rem 0;
}
.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer__bottom p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.25);
}
.footer__bottom-link {
  color: rgba(255, 255, 255, 0.45);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.15);
  text-underline-offset: 2px;
  transition:
    color 0.2s,
    text-decoration-color 0.2s;
}
.footer__bottom-link:hover {
  color: var(--emerald);
  text-decoration-color: var(--emerald);
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .hero {
    padding-top: 100px;
  }
  .hero__headline {
    font-size: 2.25rem;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .problem,
  .how,
  .features,
  .trust,
  .pricing,
  .usecases {
    padding: 4rem 0;
  }
  .cta-section {
    padding: 4rem 0;
  }
  .section-sub {
    margin-bottom: 2rem;
  }
  .trust__grid,
  .features__grid,
  .usecases__grid {
    grid-template-columns: 1fr;
  }
}