/* ==========================================================================
   MARABILIA — HIGH PERFORMANCE ADVISORY 2026
   Apple-Inspired Dark Mode Aesthetic & Design System
   ========================================================================== */

:root {
  /* Core Color Palette */
  --bg-pure-black: #000000;
  --bg-deep-surface: #070709;
  --bg-card-surface: rgba(18, 18, 22, 0.72);
  --bg-card-hover: rgba(28, 28, 34, 0.85);
  
  /* Titanium and Apple Muted Tones */
  --titanium-100: #f5f5f7;
  --titanium-200: #e5e5ea;
  --titanium-300: #d1d1d6;
  --titanium-400: #a1a1a6;
  --titanium-500: #86868b;
  --titanium-600: #48484a;
  --titanium-700: #2c2c2e;
  --titanium-800: #1d1d1f;
  --titanium-900: #121214;

  /* Energy & Intelligence Accents */
  --cyan-primary: #00f2fe;
  --cyan-glow: rgba(0, 242, 254, 0.28);
  --cyan-border: rgba(0, 242, 254, 0.45);
  
  --emerald-primary: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.28);
  --emerald-border: rgba(16, 185, 129, 0.4);

  --apple-blue: #2997ff;
  --purple-accent: #a855f7;

  /* Glass & Borders */
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.2);
  --glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  --glass-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.75);

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Plus Jakarta Sans", "Helvetica Neue", sans-serif;
  --font-mono: "SF Mono", "Space Grotesk", Menlo, Monaco, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  font-family: var(--font-sans);
  background-color: var(--bg-pure-black);
  color: var(--titanium-100);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-pure-black);
  color: var(--titanium-300);
  line-height: 1.55;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Accessibility Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Container */
.container-custom {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (min-width: 768px) {
  .container-custom {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

/* Ambient Lighting Glows (Apple Aurora Effect) */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.28;
  mix-blend-mode: screen;
}

.ambient-glow-top-left {
  top: -100px;
  left: 10%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #00f2fe 0%, #10b981 60%, transparent 80%);
}

.ambient-glow-top-right {
  top: 150px;
  right: 5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #2997ff 0%, #a855f7 50%, transparent 80%);
  opacity: 0.22;
}

.ambient-glow-mid {
  top: 1400px;
  left: 50%;
  transform: translateX(-50%);
  width: 750px;
  height: 750px;
  background: radial-gradient(circle, #10b981 0%, #00f2fe 40%, transparent 75%);
  opacity: 0.15;
}

.ambient-glow-bottom {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(circle, #00f2fe 0%, #10b981 45%, transparent 75%);
  opacity: 0.2;
}

/* Top Announcement Ticker */
.top-announcement-bar {
  background: rgba(18, 18, 22, 0.85);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.5rem 0;
  font-size: 0.78rem;
  position: relative;
  z-index: 55;
}

.ticker-link {
  color: var(--cyan-primary);
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s ease;
}

.ticker-link:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* Live Dots */
.live-dot, .live-dot-cyan, .live-dot-emerald {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  position: relative;
}

.live-dot {
  background-color: var(--emerald-primary);
  box-shadow: 0 0 8px var(--emerald-primary);
}

.live-dot-cyan {
  background-color: var(--cyan-primary);
  box-shadow: 0 0 10px var(--cyan-primary);
  animation: pulseCyan 2.2s infinite ease-in-out;
}

.live-dot-emerald {
  background-color: var(--emerald-primary);
  box-shadow: 0 0 10px var(--emerald-primary);
  animation: pulseEmerald 2.2s infinite ease-in-out;
}

@keyframes pulseCyan {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.45); opacity: 0.5; }
}

@keyframes pulseEmerald {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.45); opacity: 0.5; }
}

/* Header & Navigation Structure */
.header-nav {
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.nav-brand {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.brand-title {
  letter-spacing: 0.15em;
  font-weight: 800;
  background: linear-gradient(180deg, #ffffff 0%, #d1d1d6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-desktop {
  display: none;
}

.nav-cta-desktop {
  display: none;
}

.nav-mobile-toggle {
  display: block;
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
  .nav-cta-desktop {
    display: flex;
  }
  .nav-mobile-toggle {
    display: none;
  }
}

.nav-link {
  color: var(--titanium-400);
  text-decoration: none;
  transition: color 0.2s ease;
  position: relative;
  padding: 0.25rem 0;
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--cyan-primary);
  transition: width 0.25s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* Buttons (Apple Luxury Glow) */
.btn-primary-glow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.6rem 1.25rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--glass-highlight), 0 4px 15px rgba(0, 0, 0, 0.4);
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.btn-primary-glow:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.08) 100%);
  border-color: var(--cyan-primary);
  box-shadow: 0 0 20px var(--cyan-glow), var(--glass-highlight);
  transform: translateY(-1px);
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: linear-gradient(180deg, #ffffff 0%, #e5e5ea 100%);
  color: #000000;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.95rem 1.9rem;
  border-radius: 9999px;
  text-decoration: none;
  box-shadow: 0 0 35px rgba(255, 255, 255, 0.25), 0 8px 24px rgba(0, 0, 0, 0.5);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border: none;
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 45px rgba(0, 242, 254, 0.5), 0 10px 30px rgba(0, 0, 0, 0.6);
  background: #ffffff;
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 1.9rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  text-decoration: none;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: all 0.25s ease;
  cursor: pointer;
}

.btn-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.btn-submit-glow {
  background: linear-gradient(90deg, #00f2fe 0%, #10b981 100%);
  color: #000000;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 25px rgba(0, 242, 254, 0.35);
}

.btn-submit-glow:hover {
  transform: scale(1.015);
  box-shadow: 0 0 40px rgba(0, 242, 254, 0.55), 0 0 25px rgba(16, 185, 129, 0.4);
}

/* Glass Panels */
.glass-panel {
  background: var(--bg-card-surface);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow), var(--glass-highlight);
}

/* Typography Gradient Masks */
.gradient-text-hero {
  background: linear-gradient(135deg, #00f2fe 0%, #10b981 50%, #2997ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title {
  font-size: clamp(2.3rem, 5.5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

/* Hero Item Entrance */
.hero-item {
  animation: heroFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.hero-item:nth-child(1) { animation-delay: 0.05s; }
.hero-item:nth-child(2) { animation-delay: 0.15s; }
.hero-item:nth-child(3) { animation-delay: 0.25s; }
.hero-item:nth-child(4) { animation-delay: 0.35s; }
.hero-item:nth-child(5) { animation-delay: 0.45s; }

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Cockpit Widget in Hero */
.hero-cockpit {
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.9), var(--glass-highlight);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
}

.cockpit-bar {
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  overflow: hidden;
}

.cockpit-bar-fill {
  height: 100%;
  border-radius: 9999px;
  box-shadow: 0 0 8px currentColor;
}

/* Monumental Numbers & Cards */
.metric-card {
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.metric-value {
  letter-spacing: -0.04em;
  line-height: 1;
}

/* Badges */
.badge-pill-emerald {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
}

.badge-pill-cyan {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(0, 242, 254, 0.12);
  border: 1px solid rgba(0, 242, 254, 0.35);
  color: #00f2fe;
}

/* Comparison Switch */
.switch-btn {
  background: transparent;
  border: none;
  color: var(--titanium-400);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.switch-btn.active {
  background: #ffffff;
  color: #000000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* Bento Grid Cards */
.bento-card {
  position: relative;
  background: linear-gradient(180deg, rgba(22, 22, 28, 0.6) 0%, rgba(14, 14, 18, 0.75) 100%);
}

.icon-bubble {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Interactive Apple Sliders */
.apple-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.15);
  outline: none;
  transition: background 0.2s ease;
}

.apple-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #ffffff;
  cursor: pointer;
  box-shadow: 0 0 14px rgba(0, 242, 254, 0.7), 0 2px 8px rgba(0, 0, 0, 0.6);
  border: 2px solid #00f2fe;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.apple-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.9);
}

.apple-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #ffffff;
  cursor: pointer;
  border: 2px solid #00f2fe;
}

/* Matrix Option Radios */
.matrix-option .option-box {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.2s ease;
}

.matrix-option.selected .option-box {
  border-color: var(--emerald-primary);
  background: rgba(16, 185, 129, 0.1);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.2);
}

/* Form Styles */
.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--titanium-200);
  margin-bottom: 0.4rem;
}

.form-input, .form-select {
  width: 100%;
  background: rgba(12, 12, 16, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 0.8rem 1rem;
  color: #ffffff;
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus, .form-select:focus {
  border-color: var(--cyan-primary);
  box-shadow: 0 0 15px var(--cyan-glow);
}

.form-input::placeholder {
  color: var(--titanium-600);
}

.form-error-msg {
  display: none;
  color: #f87171;
  font-size: 0.72rem;
  margin-top: 0.35rem;
}

.has-error .form-input,
.has-error .form-select {
  border-color: #f87171;
}

.has-error .form-error-msg {
  display: block;
}

/* Challenge & Maturity Custom Radio Cards */
.challenge-pill, .maturity-pill {
  cursor: pointer;
  display: block;
  position: relative;
}

.challenge-pill .pill-body, .maturity-pill .pill-body {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 14px;
  padding: 0.85rem 1rem;
  transition: all 0.2s ease;
}

.challenge-pill:hover .pill-body, .maturity-pill:hover .pill-body {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.challenge-pill input:checked + .pill-body,
.maturity-pill input:checked + .pill-body {
  border-color: var(--cyan-primary);
  background: rgba(0, 242, 254, 0.08);
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.22);
}

/* Spinner */
.spinner-small {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-top-color: #000000;
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}

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

/* Native Dialog & Backdrop */
.diagnostic-modal {
  margin: auto;
  border: none;
  background: transparent;
  padding: 1.5rem;
  max-width: 680px;
  width: 92%;
  outline: none;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.diagnostic-modal[open] {
  opacity: 1;
  transform: scale(1);
}

.diagnostic-modal::backdrop {
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.score-progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  overflow: hidden;
}

.score-progress-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 1s ease-out;
}

/* Mobile Nav Drawer */
.mobile-menu-drawer {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-bottom: 1px solid var(--glass-border);
}

.mobile-nav-link {
  color: var(--titanium-200);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-link:hover {
  color: var(--cyan-primary);
}

/* Footer Links */
.footer-link {
  color: var(--titanium-500);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: #ffffff;
}

/* Utility Flex / Grid Classes */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.items-center { align-items: center; }
.items-baseline { align-items: baseline; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-10 { gap: 2.5rem; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }

@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:flex-row { flex-direction: row; }
  .sm\:w-auto { width: auto; }
  .sm\:inline { display: inline; }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .md\:col-span-2 { grid-column: span 2 / span 2; }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .lg\:col-span-7 { grid-column: span 7 / span 7; }
  .lg\:col-span-5 { grid-column: span 5 / span 5; }
}

.w-full { width: 100%; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.hidden { display: none; }
.block { display: block; }
.relative { position: relative; }
.sticky { position: sticky; }
.overflow-hidden { overflow: hidden; }

/* Margins & Paddings */
.mx-auto { margin-left: auto; margin-right: auto; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-16 { margin-bottom: 4rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }

.pt-2 { padding-top: 0.5rem; }
.pt-4 { padding-top: 1rem; }
.pt-5 { padding-top: 1.25rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pt-16 { padding-top: 4rem; }
.pt-20 { padding-top: 5rem; }
.pb-4 { padding-bottom: 1rem; }
.pb-6 { padding-bottom: 1.5rem; }
.pb-8 { padding-bottom: 2rem; }
.pb-12 { padding-bottom: 3rem; }
.pb-28 { padding-bottom: 7rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.py-24 { padding-top: 6rem; padding-bottom: 6rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

@media (min-width: 768px) {
  .md\:pt-28 { padding-top: 7rem; }
  .md\:pb-36 { padding-bottom: 9rem; }
  .md\:p-8 { padding: 2rem; }
  .md\:p-10 { padding: 2.5rem; }
  .md\:p-12 { padding: 3rem; }
}

/* Border utilities */
.border { border-width: 1px; }
.border-t { border-top-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-y { border-top-width: 1px; border-bottom-width: 1px; }
.border-white\/5 { border-color: rgba(255, 255, 255, 0.05); }
.border-white\/10 { border-color: rgba(255, 255, 255, 0.1); }
.border-white\/15 { border-color: rgba(255, 255, 255, 0.15); }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }

/* Font size & weight utilities */
.font-mono { font-family: var(--font-mono); }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }
.uppercase { text-transform: uppercase; }

.text-white { color: #ffffff; }
.text-black { color: #000000; }
.text-cyan-400 { color: var(--cyan-primary); }
.text-cyan-300 { color: #67e8f9; }
.text-emerald-400 { color: var(--emerald-primary); }
.text-emerald-300 { color: #6ee7b7; }
.text-blue-400 { color: var(--apple-blue); }
.text-purple-400 { color: var(--purple-accent); }
.text-purple-300 { color: #d8b4fe; }
.text-red-400 { color: #f87171; }
.text-red-500 { color: #ef4444; }
.text-neutral-200 { color: var(--titanium-200); }
.text-neutral-300 { color: var(--titanium-300); }
.text-neutral-400 { color: var(--titanium-400); }
.text-neutral-500 { color: var(--titanium-500); }
.text-neutral-600 { color: var(--titanium-600); }

/* Max-width utilities */
.max-w-sm { max-width: 24rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }

/* Subtle Scroll Reveal Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.revealed {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }