*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #fafafa;
  --bg-alt:     #f1f1f1;
  --bg-card:    #ffffff;
  --bg-dark:    #0b0f1a;
  --text:       #111827;
  --text-mid:   #4b5563;
  --text-light: #9ca3af;
  --accent:     #4f46e5;   /* índigo vibrante */
  --accent-soft: rgba(79,70,229,0.08);
  --accent-mid:  rgba(79,70,229,0.15);
  --accent-hover:#4338ca;
  --border:     #e5e7eb;
  --border-soft: rgba(0,0,0,0.04);
  --radius:     12px;
  --radius-sm:  8px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ──────────────────────────────────────────
   NAV
────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,250,250,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.logo-dot { color: var(--accent); }
.nav-badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 5px 14px;
  border-radius: 20px;
  letter-spacing: 0.02em;
}

/* ──────────────────────────────────────────
   HERO
────────────────────────────────────────── */
.hero {
  padding: 80px 0 64px;
  background: linear-gradient(180deg, var(--bg) 0%, #f3f2ff 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: flex; justify-content: center; }
}
.hero-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
}
.hero-domain {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(52px, 8vw, 80px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 20px;
}
.hero-domain .dot { color: var(--accent); }
.hero-sub {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-mid);
  max-width: 460px;
  margin-bottom: 36px;
}
.hero-sub strong { color: var(--text); font-weight: 600; }
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Hero Card ── */
.hero-card {
  background: var(--bg-dark);
  color: #fff;
  border-radius: 16px;
  padding: 40px 36px;
  width: 320px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.12), 0 0 0 1px rgba(255,255,255,0.05) inset;
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -30%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(79,70,229,0.25) 0%, transparent 70%);
  pointer-events: none;
}
.card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 12px;
}
.card-domain {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
}
.card-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px rgba(52,211,153,0.5);
  display: inline-block;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: var(--accent);
  color: #fff;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(79,70,229,0.25);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: transparent;
  color: var(--text-mid);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s;
}
.btn-secondary:hover {
  color: var(--text);
  border-color: var(--text-light);
}

/* ──────────────────────────────────────────
   METRICS
────────────────────────────────────────── */
.metrics {
  padding: 0 0 72px;
  background: linear-gradient(180deg, #f3f2ff 0%, var(--bg) 100%);
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
@media (max-width: 640px) {
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
}
.metric {
  background: var(--bg-card);
  padding: 28px 24px;
  text-align: center;
}
.metric-value {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.metric-label {
  display: block;
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.4;
}

/* ──────────────────────────────────────────
   SECTION COMMON
────────────────────────────────────────── */
.section-intro {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* ──────────────────────────────────────────
   VALUE CARDS
────────────────────────────────────────── */
.value-section {
  padding: 88px 0;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) {
  .value-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .value-grid { grid-template-columns: 1fr; }
}
.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.value-card:hover {
  border-color: var(--accent-mid);
  box-shadow: 0 8px 32px rgba(79,70,229,0.06);
}
.value-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 10px;
  margin-bottom: 20px;
}
.value-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.value-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-mid);
}

/* ──────────────────────────────────────────
   USE CASES
────────────────────────────────────────── */
.usecases {
  padding: 88px 0;
  background: var(--bg-alt);
}
.usecase-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) {
  .usecase-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .usecase-list { grid-template-columns: 1fr; }
}
.usecase-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.25s, transform 0.2s;
}
.usecase-item:hover {
  border-color: var(--accent-mid);
  transform: translateY(-2px);
}
.usecase-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}
.usecase-item h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.3;
}
.usecase-item p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mid);
}

/* ──────────────────────────────────────────
   FORM
────────────────────────────────────────── */
.form-section {
  padding: 88px 0 96px;
}
.form-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 768px) {
  .form-wrapper { grid-template-columns: 1fr; gap: 40px; }
}
.form-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.2;
}
.form-desc {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 32px;
}
.form-trust {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-mid);
}
.trust-item svg { color: var(--accent); flex-shrink: 0; }

/* ── Form fields ── */
.form-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 540px) { .form-fields { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-full { grid-column: 1 / -1; }

label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-mid);
}
label .req { color: var(--accent); margin-left: 2px; }

input, textarea, select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--text);
  outline: none;
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
}
input::placeholder, textarea::placeholder { color: var(--text-light); }
input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
select {
  cursor: pointer;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%239ca3af' d='M5 6L0 0h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
textarea { resize: vertical; min-height: 80px; }

.amount-row { display: flex; gap: 10px; }
.amount-row select { max-width: 90px; flex-shrink: 0; }

/* ── Anti-bot honeypot ── */
.hp-trap {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
}

.btn-submit {
  width: 100%;
  margin-top: 8px;
  padding: 14px;
  background: var(--accent);
  border: none;
  border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(79,70,229,0.22);
}
.btn-submit:active { transform: translateY(0); }
.btn-submit:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }

.msg-box {
  display: none;
  padding: 14px 16px;
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
  border-radius: var(--radius-sm);
}
.msg-box.success {
  background: rgba(52,211,153,0.08);
  border: 1px solid rgba(52,211,153,0.2);
  color: #059669;
}
.msg-box.error {
  background: rgba(239,68,68,0.06);
  border: 1px solid rgba(239,68,68,0.15);
  color: #dc2626;
}

input.invalid, textarea.invalid {
  border-color: rgba(239,68,68,0.5);
}

/* ──────────────────────────────────────────
   FOOTER
────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.footer-note {
  font-size: 12px;
  color: var(--text-light);
}
.footer-seo {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: rgba(0,0,0,0.06);
  line-height: 1.5;
}