/* ===== CSS Variables ===== */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #ec4899;
  --accent: #06b6d4;
  --success: #22c55e;
  --warning: #f59e0b;
  --bg-dark: #0f0f1a;
  --bg-card: #1a1a2e;
  --bg-card-hover: #252542;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --border: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);
  --gradient-primary: linear-gradient(135deg, #6366f1, #ec4899);
  --gradient-secondary: linear-gradient(135deg, #06b6d4, #6366f1);
  --gradient-warm: linear-gradient(135deg, #f59e0b, #ec4899);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.logo-icon {
  font-size: 2rem;
}

.logo-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link.active::after,
.nav-link:hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.nav-admin {
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
}

.nav-admin:hover {
  background: rgba(255, 255, 255, 0.2);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1.5rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(236, 72, 153, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(6, 182, 212, 0.2) 0%, transparent 50%),
    var(--bg-dark);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.title-line {
  display: block;
  color: var(--text-primary);
}

.title-gradient {
  display: block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  letter-spacing: 0.1em;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.mouse {
  width: 26px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 13px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.wheel {
  width: 3px;
  height: 8px;
  background: var(--text-muted);
  border-radius: 3px;
  animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

.hero-cards {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.floating-card {
  position: absolute;
  font-size: 2.5rem;
  opacity: 0.4;
  animation: float 6s ease-in-out infinite;
}

.card-1 { top: 15%; left: 10%; animation-delay: 0s; }
.card-2 { top: 60%; left: 8%; animation-delay: 1s; }
.card-3 { top: 20%; right: 12%; animation-delay: 2s; }
.card-4 { top: 55%; right: 10%; animation-delay: 3s; }
.card-5 { top: 75%; left: 50%; animation-delay: 4s; }

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-5deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
}

.btn-block {
  width: 100%;
}

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

/* ===== Section ===== */
.section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* ===== About Section ===== */
.about {
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(26, 26, 46, 0.5) 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.about-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.about-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.about-number {
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.about-label {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ===== Products Section ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition);
  z-index: 0;
}

.product-card:hover::before {
  opacity: 0.1;
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.product-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
  position: relative;
  z-index: 1;
}

.product-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.product-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  position: relative;
  z-index: 1;
}

/* ===== 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: var(--gradient-primary);
}

.timeline-item {
  position: relative;
  padding: 1.5rem 0;
  width: 50%;
}

.timeline-item:nth-child(odd) {
  left: 0;
  padding-right: 3rem;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  padding-left: 3rem;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 2rem;
  width: 20px;
  height: 20px;
  background: var(--gradient-primary);
  border-radius: 50%;
  border: 3px solid var(--bg-dark);
  z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -10px;
}

.timeline-content {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.timeline-year {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--gradient-primary);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.timeline-event {
  color: var(--text-secondary);
}

/* ===== Gallery ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  transition: var(--transition);
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-caption {
  color: var(--text-primary);
  font-weight: 500;
}

/* ===== Contact ===== */
.contact {
  background: linear-gradient(180deg, rgba(26, 26, 46, 0.5) 0%, var(--bg-dark) 100%);
}

.contact-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 3rem;
  text-align: center;
  border: 1px solid var(--border);
  max-width: 600px;
  margin: 0 auto;
}

.contact-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.contact-desc {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.contact-item:hover {
  background: rgba(255, 255, 255, 0.1);
}

.contact-icon {
  font-size: 1.5rem;
}

.contact-text {
  font-size: 1rem;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-card);
  padding: 3rem 0 1.5rem;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-brand .logo-text {
  font-size: 1.5rem;
  font-weight: 700;
}

.footer-tag {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-links h4,
.footer-social h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links a {
  display: block;
  color: var(--text-secondary);
  padding: 0.25rem 0;
  transition: var(--transition);
}

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

.social-icons {
  display: flex;
  gap: 1rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: var(--transition);
  font-size: 1.25rem;
}

.social-icon:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-icp {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
}

.footer-icp a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-icp a:hover {
  color: var(--text);
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 2rem;
}

.lightbox.active {
  display: flex;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 3rem;
  color: white;
  cursor: pointer;
  z-index: 2001;
  transition: var(--transition);
}

.lightbox-close:hover {
  color: var(--primary);
}

.lightbox-img {
  max-width: 90%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox-caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: white;
  font-size: 1.125rem;
}

/* ===== Animations ===== */
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 10rem 1.5rem 6rem;
  text-align: center;
  background: 
    radial-gradient(ellipse at 50% 100%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
    var(--bg-dark);
}

.page-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
}

/* ===== Cooperation Page ===== */
.coop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.coop-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: var(--transition);
  text-align: center;
}

.coop-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

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

.coop-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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

/* ===== Contact Form ===== */
.form-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 2.5rem;
  border: 1px solid var(--border);
  max-width: 1000px;
  margin: 0 auto;
}

.form-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}

.form-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.form-desc {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.form-contact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
}

.form-contact-item span:first-child {
  font-size: 1.25rem;
}

.form-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

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

/* ===== Admin Page ===== */
.admin-body {
  min-height: 100vh;
  background: var(--bg-dark);
}

.admin-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: 
    radial-gradient(ellipse at 30% 30%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 70%, rgba(236, 72, 153, 0.2) 0%, transparent 50%),
    var(--bg-dark);
}

.admin-login-card {
  background: var(--bg-card);
  padding: 3rem 2.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-card);
}

.admin-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.admin-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
}

.admin-subtitle {
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 2rem;
}

.admin-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.admin-form .form-group input {
  padding: 0.875rem 1rem;
}

.admin-form .btn {
  margin-top: 1rem;
}

.admin-form .form-error {
  color: #ef4444;
  font-size: 0.875rem;
  text-align: center;
  min-height: 1.25rem;
}

.admin-back {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: var(--transition);
}

.admin-back:hover {
  color: var(--primary);
}

/* Admin Dashboard */
.admin-dashboard {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 250px;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.admin-sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  font-size: 0.95rem;
}

.admin-nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.admin-nav-item.active {
  background: var(--gradient-primary);
  color: white;
}

.admin-logout {
  padding: 0.75rem 1rem;
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  transition: var(--transition);
}

.admin-logout:hover {
  background: rgba(239, 68, 68, 0.2);
}

.admin-content {
  flex: 1;
  margin-left: 250px;
  padding: 2rem;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.admin-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
}

.admin-user {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

.admin-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--border);
}

.admin-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.admin-card-header h3 {
  margin-bottom: 0;
}

.admin-card form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
}

.admin-card form .btn {
  align-self: flex-start;
}

.list-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
  align-items: center;
}

.list-item input {
  padding: 0.5rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  flex: 1;
}

.list-item input:focus {
  border-color: var(--primary);
  outline: none;
}

.list-item .btn-delete {
  width: 32px;
  height: 32px;
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border-radius: 50%;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.list-item .btn-delete:hover {
  background: rgba(239, 68, 68, 0.2);
}

.gallery-admin-item {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 1rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
  align-items: center;
}

.gallery-admin-item img {
  width: 100px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.gallery-admin-inputs {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.gallery-admin-inputs input {
  padding: 0.375rem 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 0.85rem;
}

.gallery-admin-inputs input:focus {
  border-color: var(--primary);
  outline: none;
}

/* Toast */
.admin-toast {
  position: fixed;
  top: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  background: var(--success);
  color: white;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  z-index: 3000;
  animation: slideIn 0.3s ease;
}

.admin-toast.error {
  background: #ef4444;
}

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

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
  .form-wrapper {
    grid-template-columns: 1fr;
  }
  
  .admin-sidebar {
    width: 200px;
  }
  
  .admin-content {
    margin-left: 200px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: calc(100vh - 70px);
    background: var(--bg-card);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transition: right 0.3s ease;
    border-left: 1px solid var(--border);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .hero {
    min-height: auto;
    padding: 7rem 1.5rem 4rem;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item,
  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    width: 100%;
    left: 0;
    padding-left: 3rem;
    padding-right: 0;
    text-align: left;
  }
  
  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot {
    left: 10px;
    right: auto;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .contact-card {
    padding: 2rem 1.5rem;
  }
  
  .admin-sidebar {
    width: 100%;
    height: auto;
    position: relative;
    flex-direction: row;
    overflow-x: auto;
    padding: 1rem;
  }
  
  .admin-sidebar-logo {
    border-bottom: none;
    padding: 0;
    margin-bottom: 0;
    margin-right: 1rem;
    white-space: nowrap;
  }
  
  .admin-nav {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0.5rem;
  }
  
  .admin-nav-item {
    white-space: nowrap;
    padding: 0.5rem 0.75rem;
  }
  
  .admin-logout {
    white-space: nowrap;
  }
  
  .admin-content {
    margin-left: 0;
    padding: 1.5rem;
  }
  
  .admin-dashboard {
    flex-direction: column;
  }
  
  .gallery-admin-item {
    grid-template-columns: 80px 1fr;
  }
  
  .gallery-admin-item .btn-delete {
    grid-column: 2;
    justify-self: end;
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-info {
    gap: 0.75rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-brand,
  .footer-links,
  .footer-social {
    align-items: center;
  }
  
  .social-icons {
    justify-content: center;
  }
  
  .gallery-admin-item {
    grid-template-columns: 60px 1fr;
  }
  
  .gallery-admin-item img {
    width: 60px;
    height: 40px;
  }
}