/* ============================
   FORREST TEAM WEBSITE - STYLES
   ============================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ---- CSS VARIABLES (Design Tokens) ---- */
:root {
  /* HyperCode Store Dark Theme */
  --bg-primary: #0B1121;
  --bg-secondary: #1F2937;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --border-glass: rgba(255, 255, 255, 0.1);
  --text-primary: #f1f5f9;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-green: #10b981;
  --accent-purple: #8b5cf6;
  --accent-red: #ef4444;
  --gradient-main: linear-gradient(135deg, #3b82f6, #06b6d4);
  --gradient-subtle: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(6,182,212,0.1));
  --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s ease;
}

body.light-mode {
  /* EdClub Light Theme */
  --bg-primary: #F0F4F8;
  --bg-secondary: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-glass: rgba(0, 0, 0, 0.05);
  --border-glass: #E2E8F0;
  --text-primary: #1F2937;
  --text-secondary: #4B5563;
  --text-muted: #9CA3AF;
  --accent-blue: #4A90E2;
  --accent-cyan: #06b6d4;
  --gradient-subtle: linear-gradient(135deg, rgba(74,144,226,0.1), rgba(6,182,212,0.1));
  --shadow-glow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

a:hover {
  color: var(--accent-cyan);
}

/* ---- NAVIGATION ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  background: rgba(10, 15, 30, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.navbar-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.navbar-links a {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: var(--transition);
}

.navbar-links a:hover,
.navbar-links a.active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

/* ---- HERO SECTION ---- */
.hero {
  padding: 8rem 2rem 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(59,130,246,0.08) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(6,182,212,0.08) 0%, transparent 50%);
  animation: heroGlow 10s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-2%, 2%); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: 1rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .tagline {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

.hero .badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--gradient-subtle);
  border: 1px solid var(--border-glass);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

/* ---- SECTIONS ---- */
.section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  font-size: 1rem;
}

/* ---- GLASS CARDS ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* ---- TEAM CARDS ---- */
.team-card {
  text-align: center;
  padding: 2rem;
}

.team-card .avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  margin: 0 auto 1rem;
  color: white;
}

.team-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.team-card .role {
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 500;
}

/* ---- STATUS BADGE ---- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
}

.status-badge.active {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ---- ROADMAP / TIMELINE ---- */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-blue), var(--accent-cyan), var(--accent-purple));
}

.timeline-item {
  position: relative;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.4rem;
  top: 1.8rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-blue);
  border: 2px solid var(--bg-primary);
}

.timeline-item h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--accent-cyan);
}

.timeline-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ---- PRESENTATIONS LIST ---- */
.presentation-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.presentation-card .meta {
  display: flex;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: var(--gradient-main);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--bg-glass);
  border-color: var(--accent-blue);
}

/* ---- ADMIN PAGE ---- */
.admin-container {
  max-width: 800px;
  margin: 6rem auto 2rem;
  padding: 0 2rem;
}

.login-form {
  max-width: 400px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* ---- DRAG & DROP ZONE ---- */
.dropzone {
  border: 2px dashed var(--border-glass);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  margin-bottom: 1.5rem;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--accent-blue);
  background: rgba(59, 130, 246, 0.05);
}

.dropzone .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.dropzone p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.dropzone .browse-link {
  color: var(--accent-blue);
  font-weight: 600;
  cursor: pointer;
}

/* ---- FILE LIST ---- */
.file-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.file-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: var(--bg-secondary);
  border-radius: 8px;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.file-list .file-size {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ---- VERSION HISTORY ---- */
.version-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  margin-bottom: 0.8rem;
  transition: var(--transition);
}

.version-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
}

.version-item .version-info h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.version-item .version-info .version-meta {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ---- ALERT MESSAGES ---- */
.alert {
  padding: 0.8rem 1.2rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-green);
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--accent-red);
}

/* ---- PLANNING PAGE ---- */
.planning-header {
  padding: 6rem 2rem 2rem;
  text-align: center;
}

.planning-meta {
  display: flex;
  gap: 2rem;
  justify-content: center;
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.planning-section {
  max-width: 900px;
  margin: 0 auto 2rem;
  padding: 0 2rem;
}

.planning-section .card {
  padding: 2rem;
}

.planning-section h2 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--accent-cyan);
}

.planning-section ul {
  list-style: none;
  padding: 0;
}

.planning-section li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.planning-section li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
}

/* ---- FOOTER ---- */
.footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 4rem;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .navbar-links {
    gap: 1rem;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .planning-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* ---- THEME TOGGLE ICON ---- */
.theme-toggle-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}