/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gold:        #C9A843;
  --gold-light:  #E8C96A;
  --gold-dark:   #A07828;
  --dark:        #1A1408;
  --dark-2:      #2C2010;
  --dark-3:      #3D3020;
  --cream:       #F8F3E8;
  --cream-2:     #F0E8D0;
  --text:        #2A1E08;
  --text-muted:  #7A6848;
  --danger:      #C0392B;
  --success:     #27AE60;
  --radius:      10px;
  --shadow:      0 4px 24px rgba(26,20,8,0.13);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--cream);
  color: var(--text);
  line-height: 1.6;
}

.section-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(26,20,8,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--dark-3);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 36px;
  height: 36px;
  background: var(--gold);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--dark);
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.5px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-link {
  color: var(--cream-2);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--gold); }

/* ===== BUTTONS ===== */
.btn-gold {
  padding: 12px 24px;
  background: var(--gold);
  color: var(--dark);
  border: none;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}
.btn-gold:hover { background: var(--gold-light); }
.btn-gold:active { transform: scale(0.98); }
.btn-gold.full-width { width: 100%; }

.btn-outline {
  padding: 12px 24px;
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--dark);
}
.btn-outline.full-width { width: 100%; }

.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 14px 32px; font-size: 1.05rem; }

/* ===== HERO ===== */
.hero {
  background: var(--dark);
  padding: 120px 24px 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--cream);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.hero-hint {
  font-size: 0.8rem;
  color: var(--dark-3);
  letter-spacing: 0.3px;
}

/* Hero Mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-mockup {
  background: var(--dark-2);
  border: 1px solid var(--dark-3);
  border-radius: 14px;
  overflow: hidden;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.mockup-header {
  background: var(--dark-3);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.4;
}

.mockup-title {
  font-size: 0.78rem;
  color: var(--cream-2);
  margin-left: 8px;
  opacity: 0.7;
}

.mockup-body { padding: 16px; }

.mockup-video {
  background: var(--dark);
  border-radius: 8px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--gold);
  margin-bottom: 14px;
  border: 1px solid var(--dark-3);
}

.mockup-snapshots {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mockup-snap {
  background: var(--dark);
  border-radius: 8px;
  padding: 10px 12px;
  border-left: 3px solid var(--dark-3);
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.mockup-snap.active {
  border-left-color: var(--gold);
  background: rgba(201,168,67,0.08);
}

.snap-time {
  font-size: 0.75rem;
  color: var(--gold);
  font-weight: 700;
  white-space: nowrap;
  min-width: 36px;
  padding-top: 1px;
}

.snap-text {
  font-size: 0.78rem;
  color: var(--cream-2);
  opacity: 0.7;
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.mockup-snap.active .snap-text { opacity: 1; }

/* ===== STEPS ===== */
.steps {
  background: white;
  padding: 80px 24px;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 48px;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 4px;
  background: var(--gold);
  border-radius: 2px;
  margin: 14px auto 0;
}

.steps-grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 20px;
}

.step {
  text-align: center;
  max-width: 260px;
  flex: 1;
}

.step-number {
  width: 32px;
  height: 32px;
  background: var(--gold);
  color: var(--dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  margin: 0 auto 12px;
}

.step-icon {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.step h3 {
  font-size: 1.05rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.step p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.step-arrow {
  font-size: 2rem;
  color: var(--gold);
  padding-top: 60px;
  font-weight: 300;
}

/* ===== FEATURES ===== */
.features-section {
  background: var(--cream);
  padding: 80px 24px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: white;
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--gold);
  transition: transform 0.2s;
}
.feature-card:hover { transform: translateY(-4px); }

.feature-card .feature-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
}

.feature-card h3 {
  font-size: 1rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== AUTH SECTION ===== */
.auth-section {
  background: var(--dark);
  padding: 80px 24px;
}

.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.auth-info h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--cream);
  margin-bottom: 14px;
}

.auth-info > p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.auth-info-or {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.or-line {
  flex: 1;
  height: 1px;
  background: var(--dark-3);
}
.or-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.demo-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 10px;
}

/* Auth Box */
.auth-box {
  background: var(--dark-2);
  border-radius: 14px;
  padding: 32px;
  border: 1px solid var(--dark-3);
}

.auth-tabs {
  display: flex;
  background: var(--dark);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 24px;
  gap: 4px;
}
.tab-btn {
  flex: 1;
  padding: 9px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active {
  background: var(--gold);
  color: var(--dark);
  font-weight: 600;
}

/* Auth Forms */
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form.hidden { display: none; }

.form-group { display: flex; flex-direction: column; gap: 5px; position: relative; }

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--cream-2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input {
  padding: 11px 14px;
  background: var(--dark);
  border: 1.5px solid var(--dark-3);
  border-radius: var(--radius);
  color: var(--cream);
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  width: 100%;
}
.form-group input::placeholder { color: var(--text-muted); }
.form-group input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,67,0.18);
}
.form-group input.invalid {
  border-color: var(--danger) !important;
  box-shadow: 0 0 0 2px rgba(192,57,43,0.2);
}
.form-group input.valid {
  border-color: var(--success) !important;
}

.pwd-wrap { position: relative; }
.pwd-wrap input { padding-right: 44px; }
.eye-btn {
  position: absolute;
  right: 10px;
  top: 32px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-muted);
  padding: 4px;
  line-height: 1;
}

.password-hints {
  list-style: none;
  padding: 4px 0 0 0;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.password-hints li { margin-bottom: 2px; }
.password-hints li.hint-ok { color: var(--success); }

.field-error {
  font-size: 0.78rem;
  color: var(--danger);
  display: none;
}
.field-error.visible { display: block; }

.auth-error {
  color: var(--danger);
  font-size: 0.85rem;
  text-align: center;
  margin-top: 4px;
  background: rgba(192,57,43,0.1);
  border: 1px solid rgba(192,57,43,0.3);
  border-radius: var(--radius);
  padding: 8px 12px;
}
.auth-error.hidden { display: none; }

.switch-hint {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
}
.switch-hint a { color: var(--gold); text-decoration: none; }
.switch-hint a:hover { text-decoration: underline; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark-2);
  color: var(--text-muted);
  text-align: center;
  padding: 18px 24px;
  font-size: 0.82rem;
  border-top: 2px solid var(--gold-dark);
}

.footer-note {
  margin-bottom: 10px;
  line-height: 1.5;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--gold);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s;
  font-weight: 500;
}
.footer-links a:hover { color: var(--gold-light); text-decoration: underline; }

.footer-copy {
  color: var(--dark-3);
  font-size: 0.75rem;
}

/* ===== LEGAL MODALS ===== */
.legal-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26,20,8,0.75);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.legal-modal.open { display: flex; }

.legal-modal-content {
  background: var(--cream);
  color: var(--text);
  border-radius: var(--radius);
  max-width: 560px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 32px 36px;
  position: relative;
  box-shadow: 0 8px 40px rgba(26,20,8,0.35);
  border-top: 4px solid var(--gold);
}
.legal-modal-content h2 {
  font-size: 1.4rem;
  color: var(--dark);
  margin-bottom: 16px;
  padding-right: 36px;
}
.legal-modal-content h3 {
  font-size: 1.05rem;
  margin: 16px 0 6px;
  color: var(--dark);
}
.legal-modal-content p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 10px;
}

.legal-modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  line-height: 1;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}
.legal-modal-close:hover {
  background: var(--cream-2);
  color: var(--dark);
}

/* ===== TOS MODAL ===== */
.tos-modal {
  position: fixed; inset: 0;
  background: rgba(26,20,8,0.85);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.tos-modal.hidden { display: none; }

.tos-modal-box {
  background: var(--dark-2);
  border: 1px solid var(--gold-dark);
  border-radius: 14px;
  width: 100%;
  max-width: 640px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 48px rgba(0,0,0,0.5);
}

.tos-modal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--dark-3);
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
  flex-shrink: 0;
}
.brand-icon-small {
  background: var(--gold);
  color: var(--dark);
  border-radius: 6px;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  font-weight: 900;
}

.tos-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  color: var(--cream-2);
  line-height: 1.7;
  font-size: 0.95rem;
}
.tos-modal-body h2 { color: var(--gold); font-size: 1.2rem; margin-bottom: 1rem; }
.tos-modal-body h3 { color: var(--cream); font-size: 1rem; margin: 1.25rem 0 0.4rem; }
.tos-modal-body p  { margin-bottom: 0.75rem; }
.tos-loading { color: var(--text-muted); text-align: center; padding: 2rem; }

.tos-modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--dark-3);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex-shrink: 0;
}
.tos-checkbox-wrap {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  color: var(--cream-2);
  font-size: 0.9rem;
  cursor: pointer;
  line-height: 1.4;
}
.tos-checkbox-wrap input[type='checkbox'] {
  margin-top: 2px;
  accent-color: var(--gold);
  width: 16px; height: 16px;
  flex-shrink: 0;
  cursor: pointer;
}
#tos-accept-btn { width: 100%; padding: 0.8rem; font-size: 1rem; }
#tos-accept-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero { padding: 100px 24px 60px; min-height: auto; }
  .hero h1 { font-size: 2.4rem; }
  .hero-visual { order: -1; }
  .hero-mockup { max-width: 100%; }

  .steps-grid { flex-direction: column; align-items: center; }
  .step-arrow { display: none; }

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

  .auth-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .auth-info { text-align: center; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 2rem; }
  .hero-buttons { flex-direction: column; }
  .features-grid { grid-template-columns: 1fr; }
  .nav-link { display: none; }
  .auth-box { padding: 24px 18px; }
}