/* ============================================
   2ThumbZ Website - Main Stylesheet
   Color Palette Based on Logo:
   - Primary Blue: #5DADE2 (sky blue from thumbs)
   - Dark Blue: #2E86AB (deeper blue for contrast)
   - Black: #1A1A1A (logo text)
   - White: #FFFFFF
   - Light Gray: #F8F9FA (backgrounds)
   - Medium Gray: #6C757D (body text)
   ============================================ */

/* CSS Variables */
:root {
  /* Brand Colors - Based on 2ThumbZ Logo */
  --primary-blue: #5DADE2;
  --primary-blue-dark: #3498DB;
  --dark-blue: #2E86AB;
  --darker-blue: #1B4F72;

  /* Neutrals */
  --black: #1A1A1A;
  --dark-gray: #2D3436;
  --medium-gray: #6C757D;
  --light-gray: #F8F9FA;
  --lighter-gray: #E9ECEF;
  --white: #FFFFFF;

  /* Accent */
  --accent-gold: #F39C12;
  --success-green: #27AE60;
  --error-red: #E74C3C;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', var(--font-primary);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--dark-blue);
}

ul, ol {
  list-style: none;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--black);
}

h1 {
  font-size: 3rem;
  font-weight: 700;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-blue); }
.text-dark { color: var(--black); }
.text-gray { color: var(--medium-gray); }
.text-white { color: var(--white); }

/* ============================================
   Layout & Container
   ============================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-fluid {
  width: 100%;
  padding: 0 1.5rem;
}

.section {
  padding: var(--space-4xl) 0;
}

.section-sm {
  padding: var(--space-2xl) 0;
}

.section-lg {
  padding: calc(var(--space-4xl) * 1.5) 0;
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: var(--white);
  border-color: var(--primary-blue);
}

.btn-primary:hover {
  background-color: var(--dark-blue);
  border-color: var(--dark-blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.btn-secondary:hover {
  background-color: var(--primary-blue);
  color: var(--white);
}

.btn-white {
  background-color: var(--white);
  color: var(--dark-blue);
  border-color: var(--white);
}

.btn-white:hover {
  background-color: var(--light-gray);
  color: var(--dark-blue);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline-white:hover {
  background-color: var(--white);
  color: var(--dark-blue);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-icon {
  gap: var(--space-sm);
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 50px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--dark-gray);
  padding: var(--space-sm) 0;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-blue);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-blue);
  transition: width var(--transition-normal);
}

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

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-dropdown-toggle svg {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .nav-dropdown-toggle svg {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-sm) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-link {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  color: var(--dark-gray);
  font-size: 0.9375rem;
}

.nav-dropdown-link:hover {
  background-color: var(--light-gray);
  color: var(--primary-blue);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  cursor: pointer;
  background: none;
  border: none;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--dark-gray);
  transition: all var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  padding: calc(80px + var(--space-2xl)) 0 var(--space-2xl);
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--darker-blue) 100%);
  color: var(--white);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary-blue);
  margin-bottom: var(--space-md);
}

.hero h1 {
  color: var(--white);
  font-size: 3.5rem;
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-xl);
  max-width: 600px;
}

.hero-ctas {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  max-width: 700px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Hero two-column layout */
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-grid .hero-content {
  max-width: 100%;
}

.stats-bar {
  position: relative;
  z-index: 1;
  margin-top: var(--space-xl);
  max-width: 100%;
}

/* ============================================
   Content Solutions Showcase (hero right column)
   ============================================ */
.hero-showcase {
  position: relative;
  z-index: 1;
}

.showcase-window {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.showcase-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-md) var(--space-lg);
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.showcase-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.35);
}

.showcase-chrome-title {
  margin-left: var(--space-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
}

.showcase-stage {
  position: relative;
  min-height: 200px;
  padding: var(--space-xl);
}

.showcase-card {
  position: absolute;
  inset: var(--space-xl);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-md);
}

.showcase-card.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.showcase-card-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.showcase-school {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--white);
}

/* Real school mark on a light chip so any team colour reads on the dark panel */
.showcase-logo {
  flex: 0 0 auto;
  width: 52px;
  height: 40px;
  object-fit: contain;
  padding: 5px 7px;
  background: #fff;
  border-radius: var(--radius-md);
  box-sizing: border-box;
}

.showcase-platform {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

.showcase-content-type {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--white);
}

.showcase-metric {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
}

.showcase-metric strong {
  color: var(--accent-gold);
}

.showcase-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0 0 var(--space-lg);
}

.showcase-dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
}

.showcase-dots button.is-active {
  background: var(--primary-blue);
  transform: scale(1.3);
}

/* Hero left column is now tall (text + showcase) — align columns to top */
.hero-grid { align-items: start; }

/* Showcase window sits under the paragraph — compact so it doesn't eat height */
.hero-content .hero-showcase { margin-top: var(--space-lg); max-width: 560px; }
.hero-content .showcase-chrome { padding: var(--space-sm) var(--space-md); }
.hero-content .showcase-stage { min-height: 86px; padding: var(--space-md) var(--space-lg); }
.hero-content .showcase-card { inset: var(--space-md) var(--space-lg); gap: var(--space-sm); }
.hero-content .showcase-school { font-size: 1.15rem; }
.hero-content .showcase-logo {
  width: 42px;
  height: 32px;
  padding: 4px 6px;
}
.hero-content .showcase-platform { font-size: 0.9rem; }
.hero-content .showcase-content-type { font-size: 1rem; }
.hero-content .showcase-metric { font-size: 0.85rem; }
.hero-content .showcase-dots { padding-bottom: var(--space-md); }

/* ============================================
   Hero Recent Launches — product cards (right column)
   ============================================ */
.hero-products {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.hero-products-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary-blue);
  margin-bottom: var(--space-xs);
}

.product-card {
  display: flex;
  align-items: stretch;
  min-height: 200px;
  padding: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.product-card:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--primary-blue);
}

/* Large product display panel — drop a real screenshot in as <img> */
.product-thumb {
  flex: 0 0 45%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  overflow: hidden;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Real product imagery fills the panel; gradients below are fallbacks */
.product-thumb--watch   { background: linear-gradient(135deg, #3498DB 0%, #1B4F72 100%); }
.product-thumb--apparel { background: linear-gradient(135deg, #5DADE2 0%, #2E86AB 100%); }
.product-thumb--songs   { background: linear-gradient(135deg, #F39C12 0%, #B9770E 100%); }

/* Honeypot — visually and programmatically hidden, but still submitted.
   Not display:none, since some bots skip those. */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Delivery failure notice — shown only when the server did NOT accept it */
.form-error-box {
  background: #fdecea;
  border: 1px solid #f5c2c0;
  color: #8a1c13;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* Runtime-rendered phone number — inherits the contact row's styling */
.phone-link {
  color: inherit;
  text-decoration: none;
}

.phone-link:hover {
  text-decoration: underline;
}

/* Partner brand logo in a case-study page header */
.page-brand-logo {
  height: 82px;
  width: auto;
  display: block;
  margin-bottom: var(--space-sm);
}

/* Meta's lockup is wide and short — size it to match optical weight */
.page-brand-logo--meta { height: 34px; }

/* "Launching" flag on a product still to ship */
.product-flag {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--accent-gold);
  color: #3a2600;
  font-size: 0.66rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  white-space: nowrap;
}

/* Real partner brand names / logos */
.product-brands {
  display: flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 4px;
  min-height: 22px;
}

/* Official partner marks — white versions, sized per brand's own proportions */
.product-brand-logo {
  display: block;
  width: auto;
  opacity: 0.92;
}

.product-brand-logo--meta { height: 19px; }

/* 2K Games' wordmark is black — unmodified logo needs a light plate on our dark card */
.product-brand-logo--2k {
  height: 24px;
  padding: 4px 8px;
  background: #fff;
  border-radius: var(--radius-sm);
  box-sizing: content-box;
  opacity: 1;
}

.product-card:hover .product-brand-logo { opacity: 1; }

.product-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-lg);
  min-width: 0;
}

.product-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--white);
  line-height: 1.2;
}

.product-platform {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.45;
}

.product-more {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-top: var(--space-sm);
}

.product-card:hover .product-more { color: var(--white); }

@media (max-width: 768px) {
  .product-card { min-height: 150px; }
  .product-thumb { font-size: 3rem; }
  .product-info { padding: var(--space-md); }
  .product-name { font-size: 1.15rem; }
}

/* ============================================
   Product / Case-Study pages (work-*)
   ============================================ */
.work-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

/* keep intrinsic media (portrait video) from blowing out the grid column */
.work-layout > * { min-width: 0; }

.work-visual {
  position: relative;
  border-radius: var(--radius-xl);
  aspect-ratio: 5 / 4;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  color: #fff;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.work-visual img,
.work-visual video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.work-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--dark-blue);
  margin-bottom: var(--space-sm);
}

.work-brands {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xl);
  align-items: center;
  justify-content: center;
  margin-top: var(--space-lg);
}

.work-brands img { height: 46px; width: auto; }

@media (max-width: 768px) {
  .work-layout { grid-template-columns: 1fr; gap: var(--space-xl); }
  .work-visual { font-size: 4rem; }
}

/* ============================================
   Collegiate Logo Stream (right-to-left marquee)
   ============================================ */
.logo-stream {
  position: relative;
  z-index: 1;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.logo-stream-label {
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--space-lg);
}

.logo-stream-track {
  display: flex;
  gap: var(--space-lg);
  width: max-content;
  animation: logo-scroll 60s linear infinite;
}

.logo-stream:hover .logo-stream-track {
  animation-play-state: paused;
}

.logo-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 150px;
  height: 90px;
  padding: var(--space-md) var(--space-lg);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast, 0.2s ease);
}

.logo-chip:hover {
  transform: translateY(-4px);
}

.logo-chip img {
  max-width: 100%;
  max-height: 58px;
  width: auto;
  height: auto;
  object-fit: contain;
}

@keyframes logo-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .logo-stream-track { animation: none; flex-wrap: wrap; justify-content: center; }
}

/* ============================================
   Trust Bar / Logo Bar
   ============================================ */
.trust-bar {
  background-color: var(--light-gray);
  padding: var(--space-xl) 0;
}

.trust-bar-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.trust-logo {
  height: 40px;
  opacity: 0.6;
  filter: grayscale(100%);
  transition: all var(--transition-normal);
}

.trust-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.trust-text {
  font-size: 0.875rem;
  color: var(--medium-gray);
  text-align: center;
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary-blue);
  margin-bottom: var(--space-sm);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  color: var(--medium-gray);
  font-size: 1.125rem;
}

/* ============================================
   Content Cards
   ============================================ */
.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--lighter-gray);
  transition: all var(--transition-normal);
}

.card:hover {
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(93, 173, 226, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
}

.card-icon svg {
  width: 28px;
  height: 28px;
  color: var(--primary-blue);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.card-description {
  color: var(--medium-gray);
  font-size: 0.9375rem;
  margin-bottom: var(--space-lg);
}

.card-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--primary-blue);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.card-link:hover {
  gap: var(--space-sm);
}

.card-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.card-link:hover svg {
  transform: translateX(4px);
}

/* Pillar cards (License / Distribute / Build) */
.pillar-card {
  display: flex;
  flex-direction: column;
  border-top: 4px solid var(--primary-blue);
  scroll-margin-top: 100px;
}

.pillar-num {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--dark-blue);
  margin-bottom: var(--space-sm);
}

.pillar-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg);
  flex-grow: 1;
}

.pillar-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: var(--space-sm);
  font-size: 0.9375rem;
  color: var(--dark-gray);
}

.pillar-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--primary-blue);
}

/* Anchor offset so #license/#distribute/#build don't hide under the sticky header */
#solutions { scroll-margin-top: 80px; }

/* ============================================
   Tabs Component
   ============================================ */
.tabs {
  margin-bottom: var(--space-xl);
}

.tab-nav {
  display: flex;
  border-bottom: 2px solid var(--lighter-gray);
  margin-bottom: var(--space-xl);
  overflow-x: auto;
}

.tab-btn {
  padding: var(--space-md) var(--space-lg);
  font-size: 1rem;
  font-weight: 500;
  color: var(--medium-gray);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--dark-gray);
}

.tab-btn.active {
  color: var(--primary-blue);
  border-bottom-color: var(--primary-blue);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  background-color: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.tab-panel-content h3 {
  margin-bottom: var(--space-md);
}

.tab-panel-content p {
  color: var(--medium-gray);
  margin-bottom: var(--space-lg);
}

.tab-panel-content ul {
  margin-bottom: var(--space-xl);
}

.tab-panel-content li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: var(--dark-gray);
}

.tab-panel-content li svg {
  width: 20px;
  height: 20px;
  color: var(--success-green);
  flex-shrink: 0;
  margin-top: 2px;
}

.tab-panel-image {
  display: flex;
  justify-content: center;
}

.tab-panel-image img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

/* ============================================
   Process Steps
   ============================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-blue), var(--dark-blue));
  opacity: 0.3;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-step-number {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: var(--white);
  font-size: 2rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-lg);
  box-shadow: var(--shadow-lg);
}

.process-step-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.process-step-description {
  color: var(--medium-gray);
  font-size: 0.9375rem;
}

/* ============================================
   Client Logos Section
   ============================================ */
.clients-section {
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--darker-blue) 100%);
  color: var(--white);
}

.clients-section .section-eyebrow {
  color: var(--primary-blue);
}

.clients-section .section-title {
  color: var(--white);
}

.client-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.client-logo {
  height: 50px;
  filter: brightness(0) invert(1);
  opacity: 0.7;
  transition: opacity var(--transition-normal);
}

.client-logo:hover {
  opacity: 1;
}

.clients-text {
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   Testimonial / Case Study
   ============================================ */
.testimonial {
  background-color: var(--light-gray);
  border-left: 4px solid var(--primary-blue);
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  padding: var(--space-2xl);
  max-width: 900px;
  margin: 0 auto;
}

.testimonial-quote {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--dark-gray);
  line-height: 1.5;
  margin-bottom: var(--space-xl);
  position: relative;
}

.testimonial-quote::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: -10px;
  font-size: 4rem;
  color: var(--primary-blue);
  opacity: 0.2;
  font-family: Georgia, serif;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 600;
  font-size: 1.25rem;
}

.testimonial-info strong {
  display: block;
  color: var(--dark-gray);
}

.testimonial-info span {
  color: var(--medium-gray);
  font-size: 0.9375rem;
}

.testimonial-link {
  margin-top: var(--space-lg);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  color: var(--primary-blue);
}

/* ============================================
   CTA Banner
   ============================================ */
.cta-banner {
  background-color: var(--primary-blue);
  padding: var(--space-3xl) 0;
}

.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0;
  max-width: 500px;
}

/* ============================================
   Contact Form Section
   ============================================ */
.contact-section {
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--darker-blue) 100%);
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-info h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.contact-info p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
}

.contact-details {
  margin-top: var(--space-xl);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.contact-item svg {
  width: 24px;
  height: 24px;
  color: var(--primary-blue);
}

.contact-item span {
  color: rgba(255, 255, 255, 0.9);
}

.contact-form {
  background-color: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--dark-gray);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  border: 1px solid var(--lighter-gray);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  background-color: var(--white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(93, 173, 226, 0.15);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  font-size: 0.9375rem;
  color: var(--dark-gray);
}

.checkbox-label input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-blue);
}

.form-submit {
  width: 100%;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background-color: var(--black);
  color: var(--white);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  margin-top: var(--space-md);
  max-width: 300px;
}

.footer-logo {
  height: 45px;
  filter: brightness(0) invert(1);
}

.footer-title {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary-blue);
  margin-bottom: var(--space-lg);
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer-legal {
  display: flex;
  gap: var(--space-lg);
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer-legal a:hover {
  color: var(--white);
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--white);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--primary-blue);
  color: var(--white);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   Page Header (for inner pages)
   ============================================ */
.page-header {
  padding: calc(80px + var(--space-3xl)) 0 var(--space-3xl);
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--darker-blue) 100%);
  color: var(--white);
}

.page-header h1 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.page-header p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  max-width: 600px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: 0.875rem;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb span {
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   Catalog / Filter Page
   ============================================ */
.catalog-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-2xl);
}

.catalog-sidebar {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.filter-section {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  border: 1px solid var(--lighter-gray);
}

.filter-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--dark-gray);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
  font-size: 0.9375rem;
  color: var(--dark-gray);
}

.filter-option input {
  accent-color: var(--primary-blue);
}

.filter-search {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--lighter-gray);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.catalog-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--lighter-gray);
  transition: all var(--transition-normal);
}

.catalog-card:hover {
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.catalog-card-image {
  aspect-ratio: 4/3;
  background-color: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* School marks are logos, not photography — fit them whole, never crop */
.catalog-card-image {
  background-color: var(--white);
  border-bottom: 1px solid var(--lighter-gray);
}

.catalog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-lg);
  box-sizing: border-box;
}

.catalog-card-content {
  padding: var(--space-lg);
}

.catalog-card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--primary-blue);
  background-color: rgba(93, 173, 226, 0.1);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
}

.catalog-card-title {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.catalog-card-school {
  font-size: 0.875rem;
  color: var(--medium-gray);
}

/* ============================================
   Pricing / Tiers
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.pricing-card {
  background-color: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  border: 2px solid var(--lighter-gray);
  text-align: center;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
  border-color: var(--primary-blue);
  position: relative;
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary-blue);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
}

.pricing-tier {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--dark-gray);
  margin-bottom: var(--space-lg);
}

.pricing-features {
  text-align: left;
  margin-bottom: var(--space-xl);
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 0.9375rem;
  color: var(--dark-gray);
}

.pricing-features li svg {
  width: 20px;
  height: 20px;
  color: var(--success-green);
  flex-shrink: 0;
}

/* ============================================
   Benefits Grid
   ============================================ */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.benefit-card {
  background-color: var(--light-gray);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.benefit-card h3 {
  margin-bottom: var(--space-sm);
}

.benefit-card p {
  color: var(--medium-gray);
  margin-bottom: 0;
}

/* ============================================
   Timeline
   ============================================ */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: var(--lighter-gray);
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-2xl);
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: 45%;
  padding: var(--space-lg);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.timeline-year {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary-blue);
  color: var(--white);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (max-width: 1024px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }

  .hero h1 { font-size: 2.75rem; }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .catalog-sidebar {
    position: static;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.25rem; }

  .section {
    padding: var(--space-2xl) 0;
  }

  .hero {
    padding: calc(80px + var(--space-2xl)) 0 var(--space-2xl);
  }

  .hero h1 { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }

  .hero-ctas {
    flex-direction: column;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-number { font-size: 1.75rem; }

  .nav-links {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .tab-panel {
    grid-template-columns: 1fr;
  }

  .tab-panel-image {
    order: -1;
  }

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

  .process-steps::before {
    display: none;
  }

  .cta-banner-inner {
    flex-direction: column;
    text-align: center;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand {
    margin-bottom: var(--space-xl);
  }

  .footer-brand p {
    max-width: none;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
  }

  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(odd) {
    flex-direction: column;
    align-items: flex-start;
    padding-left: 50px;
  }

  .timeline-content {
    width: 100%;
  }

  .timeline-year {
    left: 0;
    transform: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .hero h1 { font-size: 1.75rem; }

  .btn {
    width: 100%;
  }

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

  .trust-logos {
    gap: var(--space-lg);
  }

  .trust-logo {
    height: 30px;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.bg-white { background-color: var(--white); }
.bg-light { background-color: var(--light-gray); }
.bg-dark { background-color: var(--dark-blue); }
.bg-primary { background-color: var(--primary-blue); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mt-4 { margin-top: var(--space-xl); }
.mt-5 { margin-top: var(--space-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-xl); }
.mb-5 { margin-bottom: var(--space-2xl); }

.py-1 { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-2 { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-3 { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.py-4 { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }
.py-5 { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }

.hidden { display: none; }
.visible { display: block; }

/* ============================================
   Animations
   ============================================ */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-slide-up {
  animation: slideUp 0.6s ease forwards;
}

.animate-slide-in {
  animation: slideIn 0.6s ease forwards;
}

/* Stagger animations */
.stagger > * {
  opacity: 0;
  animation: slideUp 0.5s ease forwards;
}

.stagger > *:nth-child(1) { animation-delay: 0.1s; }
.stagger > *:nth-child(2) { animation-delay: 0.2s; }
.stagger > *:nth-child(3) { animation-delay: 0.3s; }
.stagger > *:nth-child(4) { animation-delay: 0.4s; }
.stagger > *:nth-child(5) { animation-delay: 0.5s; }
.stagger > *:nth-child(6) { animation-delay: 0.6s; }