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

:root {
  --bg: #050508;
  --surface: #0d0d14;
  --surface-2: #13131e;
  --border: rgba(255,255,255,0.07);
  --accent: #6c47ff;
  --accent-light: #8b6dff;
  --accent-glow: rgba(108, 71, 255, 0.35);
  --text: #f0f0f8;
  --text-muted: #8888a8;
  --text-faint: #44445a;
  --radius: 12px;
  --radius-lg: 20px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ─────────────────────────────── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(5, 5, 8, 0.8);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}

.logo span {
  color: var(--accent-light);
}

/* ── Buttons ─────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  border-radius: var(--radius);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-sm {
  font-size: 0.8rem;
  padding: 7px 16px;
  background: rgba(108, 71, 255, 0.15);
  color: var(--accent-light);
  border: 1px solid rgba(108, 71, 255, 0.3);
}

.btn-sm:hover {
  background: rgba(108, 71, 255, 0.25);
}

.btn-lg {
  font-size: 1rem;
  padding: 14px 28px;
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-lg:hover {
  background: var(--accent-light);
  box-shadow: 0 0 36px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-full {
  width: 100%;
}

/* ── Hero ────────────────────────────── */
.hero {
  position: relative;
  text-align: center;
  padding: 160px 24px 120px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse at center, rgba(108, 71, 255, 0.18) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-light);
  background: rgba(108, 71, 255, 0.12);
  border: 1px solid rgba(108, 71, 255, 0.25);
  padding: 5px 14px;
  border-radius: 100px;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  max-width: 800px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* ── Section shared ──────────────────── */
section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 24px;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 56px;
}

/* ── Features ────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: rgba(108, 71, 255, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: rgba(108, 71, 255, 0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--accent-light);
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── About ───────────────────────────── */
.about {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px 100px;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 56px;
}

.about-text h2 {
  margin-bottom: 24px;
}

.about-text p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-text strong {
  color: var(--text);
  font-weight: 600;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.about-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 20px;
  border-left: 2px solid var(--accent);
}

.about-stat .stat-num {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #fff 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-stat .stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ── How it works / Process ──────────── */
.how-it-works {
  text-align: left;
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 16px;
  align-items: stretch;
}

.process-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: border-color 0.2s;
}

.process-step:hover {
  border-color: rgba(108, 71, 255, 0.35);
}

.process-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent-light);
  margin-bottom: 16px;
  background: rgba(108, 71, 255, 0.12);
  display: inline-block;
  padding: 4px 10px;
  border-radius: 100px;
}

.process-content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.process-content p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.process-connector {
  display: none;
}

/* ── Problems ────────────────────────── */
.problems {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px 100px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  margin-bottom: 40px;
}

.problem-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.problem-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.problems-cta {
  text-align: center;
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.problems-cta a {
  color: var(--accent-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Waitlist ────────────────────────── */
.waitlist-section {
  display: flex;
  justify-content: center;
}

.waitlist-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px 48px;
  max-width: 640px;
  width: 100%;
  text-align: center;
}

.waitlist-card .badge {
  margin-bottom: 20px;
}

.waitlist-card h2 {
  margin-bottom: 14px;
  font-size: 2.4rem;
}

.waitlist-card > p {
  color: var(--text-muted);
  margin-bottom: 36px;
  font-size: 0.95rem;
  line-height: 1.7;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

input:not([type="checkbox"]), select {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 13px 16px;
  border-radius: var(--radius);
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
}

input:not([type="checkbox"])::placeholder, textarea::placeholder {
  color: var(--text-faint);
}

input:not([type="checkbox"]):focus, select:focus, textarea:focus {
  border-color: rgba(108, 71, 255, 0.5);
}

textarea {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 13px 16px;
  border-radius: var(--radius);
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
  line-height: 1.6;
}

select {
  color: var(--text-faint);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2344445a' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}

select.has-value {
  color: var(--text);
}

select option {
  background: var(--surface-2);
  color: var(--text);
}

/* ── Consent checkbox ────────────────── */
.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  text-align: left;
  cursor: pointer;
}

.consent-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  accent-color: var(--accent);
  margin-top: 2px;
  cursor: pointer;
  padding: 0;
}

.consent-label span {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.consent-label a {
  color: var(--accent-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

#form-message {
  font-size: 0.875rem;
  margin-top: 4px;
  min-height: 20px;
  transition: all 0.2s;
}

#form-message.success {
  color: #4ade80;
}

#form-message.error {
  color: #f87171;
}

.spin {
  animation: spin 0.8s linear infinite;
  width: 18px;
  height: 18px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Footer ──────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

footer p {
  font-size: 0.85rem;
  color: var(--text-faint);
}

/* ── Responsive ──────────────────────── */
@media (max-width: 900px) {
  .about-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px 32px;
  }

  .process-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .waitlist-card {
    padding: 40px 24px;
  }

  .about-inner {
    padding: 32px 20px;
  }
}