:root {
  --primary: #D97706;
  --primary-hover: #B45309;
  --primary-light: #FFFBEB;
  --primary-subtle: #FDE68A;
  --secondary: #0D9488;
  --secondary-hover: #0F766E;
  --secondary-light: #F0FDFA;
  --accent-rose: #E11D48;
  --accent-green: #16A34A;
  --accent-blue: #2563EB;
  --bg-body: #FAFAF9;
  --bg-card: #FFFFFF;
  --bg-muted: #F5F5F4;
  --text-primary: #1C1917;
  --text-secondary: #57534E;
  --text-muted: #A8A29E;
  --border: #E7E5E4;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(28, 25, 23, 0.06);
  --shadow-md: 0 4px 16px rgba(28, 25, 23, 0.08);
  --shadow-lg: 0 8px 32px rgba(28, 25, 23, 0.10);
  --shadow-xl: 0 16px 48px rgba(28, 25, 23, 0.14);
  --shadow-glow: 0 0 20px rgba(217, 119, 6, 0.15);
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --gradient-primary: linear-gradient(135deg, #D97706, #F59E0B);
  --gradient-primary-reverse: linear-gradient(135deg, #F59E0B, #D97706);
  --gradient-hero: linear-gradient(160deg, #1C1917 0%, #292524 50%, #D97706 100%);
  --gradient-sidebar: linear-gradient(180deg, #1C1917 0%, #292524 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--text-primary);
  background-color: var(--bg-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============ NAVBAR ============ */
.navbar {
  background: var(--bg-card);
  box-shadow: 0 1px 0 var(--border);
  padding: 0.75rem 0;
  transition: var(--transition-base);
}

.navbar.scrolled {
  box-shadow: 0 1px 0 var(--border), var(--shadow-md);
}

.navbar-brand {
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary) !important;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand .brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: inline-block;
}

.nav-link {
  font-weight: 500;
  color: var(--text-secondary) !important;
  transition: var(--transition-fast);
  padding: 0.5rem 1rem !important;
  border-radius: var(--radius-md);
  position: relative;
}

.nav-link:hover {
  color: var(--primary) !important;
  background: var(--primary-light);
}

.nav-link::after { display: none; }

.navbar .btn-primary {
  background: var(--gradient-primary);
  border: none;
  color: #fff;
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  box-shadow: 0 2px 8px rgba(217, 119, 6, 0.3);
  font-size: 0.875rem;
}

.navbar .btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.4);
}

/* Mobile nav */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    margin-top: 0.5rem;
    border: 1px solid var(--border);
  }
  .navbar-collapse .btn-primary { width: 100%; text-align: center; margin-top: 0.5rem; }
}

/* ============ HERO ============ */
.hero-section {
  position: relative;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: 7rem 0 6rem;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.hero-badges .badge {
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
}

.hero-headline {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
  color: #fff;
}

.hero-headline .accent-underline {
  display: inline-block;
  position: relative;
}

.hero-headline .accent-underline::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--gradient-primary);
  border-radius: 3px;
  opacity: 0.6;
}

.hero-subheadline {
  font-size: clamp(1.125rem, 2vw, 1.3rem);
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.hero-cta .btn {
  padding: 0.875rem 2.25rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition-base);
}

.hero-cta .btn-primary {
  background: var(--gradient-primary);
  border: none;
  color: #fff;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.35);
}

.hero-cta .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(217, 119, 6, 0.45);
}

.hero-cta .btn-outline-light {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: #fff;
}

.hero-cta .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
  transform: translateY(-3px);
  color: #fff;
}

.trust-indicators {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.trust-indicators span {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.trust-indicators .dot { color: var(--primary-subtle); font-size: 0.5rem; }

/* ============ FEATURES ============ */
.features-section {
  background: var(--bg-body);
  padding: 5rem 0;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.65;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  border: 1px solid var(--border);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  border-radius: 0 2px 2px 0;
  transition: var(--transition-base);
}

.feature-card.creator-card::before { background: var(--gradient-primary); }
.feature-card.brand-card::before { background: var(--secondary); }

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.feature-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.feature-list { margin-top: 1.5rem; }

.feature-item {
  padding: 0.625rem 0.875rem;
  background: var(--bg-muted);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  border: 1px solid transparent;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.feature-item:hover {
  background: var(--bg-card);
  border-color: var(--border);
  transform: translateX(4px);
}

.feature-item .check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.feature-item .check-icon.amber { background: var(--primary-light); color: var(--primary); }
.feature-item .check-icon.teal { background: var(--secondary-light); color: var(--secondary); }

/* ============ WAITLIST FORM ============ */
.waitlist-section {
  background: var(--bg-muted);
  padding: 5rem 0;
  position: relative;
}

.waitlist-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-subtle), transparent);
}

.form-container {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

/* Pill tabs */
.pill-tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0.25rem;
  background: var(--bg-muted);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  width: fit-content;
  margin: 0 auto;
}

.pill-tabs .nav-link {
  border: none;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  font-size: 0.9rem;
}

.pill-tabs .nav-link:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.5);
}

.pill-tabs .nav-link.active {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(217, 119, 6, 0.25);
}

.form-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-control,
.form-select {
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  background: var(--bg-card);
}

.form-control:hover,
.form-select:hover { border-color: #D4D2D0; }

.form-control:focus,
.form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(217, 119, 6, 0.1);
}

.form-control.is-valid,
.form-select.is-valid { border-color: var(--accent-green); }

.form-control.is-invalid,
.form-select.is-invalid { border-color: var(--accent-rose); }

.form-text { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.375rem; }
.invalid-feedback { font-size: 0.8rem; color: var(--accent-rose); margin-top: 0.375rem; }

.form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.btn-submit {
  background: var(--gradient-primary);
  border: none;
  color: #fff;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.35);
  width: 100%;
  font-size: 1rem;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(217, 119, 6, 0.45);
  color: #fff;
}

/* ============ ALERTS ============ */
.alert {
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-weight: 500;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.alert-success { background: var(--secondary-light); color: #065f46; }
.alert-danger { background: #FEF2F2; color: #991b1b; }
.alert-warning { background: #FFFBEB; color: #92400e; }
.alert-info { background: #EFF6FF; color: #1e40af; }

/* ============ TOAST ============ */
.toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast-notification {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  padding: 1rem 1.25rem;
  min-width: 320px;
  max-width: 420px;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  animation: toastSlideIn 0.4s ease forwards;
}

.toast-notification.removing {
  animation: toastSlideOut 0.3s ease forwards;
}

.toast-notification .toast-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.toast-notification.toast-success { border-left: 4px solid var(--accent-green); }
.toast-notification.toast-success .toast-icon { color: var(--accent-green); }
.toast-notification.toast-error { border-left: 4px solid var(--accent-rose); }
.toast-notification.toast-error .toast-icon { color: var(--accent-rose); }

.toast-notification .toast-body { flex: 1; }
.toast-notification .toast-title { font-weight: 600; font-size: 0.9rem; color: var(--text-primary); }
.toast-notification .toast-message { font-size: 0.8rem; color: var(--text-secondary); margin-top: 0.125rem; }

.toast-notification .toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  font-size: 1rem;
  line-height: 1;
  transition: var(--transition-fast);
}

.toast-notification .toast-close:hover { color: var(--text-primary); }

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastSlideOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(100%); }
}

/* ============ FOOTER ============ */
.footer-section {
  background: #292524;
  color: rgba(255,255,255,0.7);
}

.footer-section a {
  text-decoration: none;
  transition: var(--transition-fast);
  color: rgba(255,255,255,0.6) !important;
}

.footer-section a:hover { color: var(--primary-subtle) !important; }

.footer-section .social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  color: rgba(255,255,255,0.6);
}

.footer-section .social-link:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff !important;
  transform: translateY(-2px);
}

.footer-tagline {
  color: var(--primary-subtle);
  opacity: 0.8;
  font-weight: 500;
}

/* ============ SPINNER ============ */
.spinner-border { width: 1rem; height: 1rem; border-width: 0.15em; }

/* ============ FADE-IN ============ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in-up { animation: fadeInUp 0.6s ease-out forwards; }
.fade-in-up-d1 { animation-delay: 0.1s; }
.fade-in-up-d2 { animation-delay: 0.2s; }
.fade-in-up-d3 { animation-delay: 0.3s; }
.fade-in-up-d4 { animation-delay: 0.4s; }

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .hero-section { padding: 5rem 0 4rem; min-height: auto; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; text-align: center; }
  .form-container { padding: 1.5rem !important; border-radius: var(--radius-lg); }
  .feature-card { margin-bottom: 1rem; }
  .trust-indicators { flex-direction: column; gap: 0.5rem; }
  .pill-tabs { width: 100%; }
  .pill-tabs .nav-link { flex: 1; text-align: center; padding: 0.5rem 0.75rem; font-size: 0.8rem; }
}

@media (max-width: 576px) {
  .section-title { font-size: 1.75rem; }
  .section-subtitle { font-size: 1rem; }
  .hero-headline { font-size: 2rem; }
  .hero-subheadline { font-size: 1rem; }
  .feature-card { border-radius: var(--radius-md); }
}

/* ============ ACCESSIBILITY ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

:focus { outline: 3px solid var(--primary); outline-offset: 2px; }
:focus:not(:focus-visible) { outline: none; }

@media (prefers-contrast: high) {
  :root { --text-primary: #000000; --text-secondary: #333333; }
}