/* Ecoject.eu - Design System & Styles */

/* === CSS Variables === */
:root {
  /* Colors - Nature-inspired palette */
  --color-bg-dark: #0a1612;
  --color-bg-darker: #050b09;
  --color-primary: #10b981;
  --color-primary-light: #34d399;
  --color-secondary: #0ea5e9;
  --color-accent: #8b5cf6;
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-glass: rgba(255, 255, 255, 0.05);
  --color-glass-border: rgba(255, 255, 255, 0.1);

  /* Gradients */
  --gradient-bg: linear-gradient(135deg, #0a1612 0%, #0c1f1a 50%, #0a1612 100%);
  --gradient-primary: linear-gradient(135deg, #10b981 0%, #0ea5e9 100%);
  --gradient-card: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(14, 165, 233, 0.1) 100%);

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

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.3);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--gradient-bg);
  background-attachment: fixed;
  overflow-x: hidden;
}

/* === Typography === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-3xl);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-muted);
}

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

a:hover {
  color: var(--color-primary-light);
}

/* === Container & Layout === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

/* === Header === */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 22, 18, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  padding: var(--spacing-md) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
}

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

.beta-badge {
  display: inline-block;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  margin-left: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav a {
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

/* === Hero Section === */
.hero {
  position: relative;
  text-align: center;
  padding: var(--spacing-2xl) 0 var(--spacing-xl) 0;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-video-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(10, 22, 18, 0.4), var(--color-bg-dark));
  z-index: 1;
}

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

.hero h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: var(--font-size-lg);
  max-width: 700px;
  margin: 0 auto var(--spacing-lg) auto;
}

.hero-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-primary-light);
  margin-bottom: var(--spacing-md);
  backdrop-filter: blur(10px);
}

/* === Filters === */
.filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
}

.filter-btn:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  color: white;
}

.filter-btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
  box-shadow: var(--shadow-glow);
}

/* === Projects Grid === */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

/* === Project Card === */
.project-card {
  position: relative;
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  backdrop-filter: blur(20px);
  transition: all var(--transition-base);
  overflow: hidden;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.card-badges {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  z-index: 10;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.badge-ai {
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid rgba(139, 92, 246, 0.4);
  color: #c4b5fd;
}

.badge-sponsored {
  background: rgba(234, 179, 8, 0.2);
  border: 1px solid rgba(234, 179, 8, 0.4);
  color: #fde047;
}

.badge-independent {
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #6ee7b7;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(255, 255, 255, 0.08);
}

.project-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.project-category {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--gradient-card);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-primary-light);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.project-title {
  font-size: var(--font-size-xl);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.project-description {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: all var(--transition-base);
}

.project-link:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-glow);
  color: white;
}

/* === Footer === */
/* === Footer === */
.footer {
  background: rgba(5, 11, 9, 0.95);
  border-top: 1px solid var(--color-glass-border);
  padding: var(--spacing-xl) 0 var(--spacing-md) 0;
  color: var(--color-text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  text-align: left;
}

.footer-col h3,
.footer-col h4 {
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.footer-col p {
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.legal-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-links-col a {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-glass-border);
  text-align: center;
}

.copyright {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.donation-mini {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
  opacity: 0.7;
}

.donation-mini-btn {
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: 0.78rem;
  font-family: var(--font-family);
  cursor: pointer;
  padding: 0;
  text-decoration: underline dotted;
  transition: opacity var(--transition-fast);
}

.donation-mini-btn:hover {
  opacity: 0.8;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }
}

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

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

.fade-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* === Responsive Design === */
@media (max-width: 768px) {
  :root {
    --font-size-3xl: 2rem;
    --font-size-2xl: 1.5rem;
    --spacing-2xl: 2rem;
  }

  .header-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .nav {
    flex-wrap: wrap;
    justify-content: center;
  }

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

  .filters {
    padding: 0 var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .filter-btn {
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* === Utility Classes === */
.hidden {
  display: none !important;
}

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

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

/* === Comments & User Experiences === */
.comments-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-xl);
  align-items: start;
}

.comment-form-wrapper {
  background: var(--color-glass);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-glass-border);
}

.comment-form-wrapper h3 {
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.form-input {
  width: 100%;
  padding: var(--spacing-sm);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

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

.btn-primary {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.full-width {
  width: 100%;
}

.cf-turnstile-placeholder {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Comments List */
.comments-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.comment-item {
  background: rgba(255, 255, 255, 0.03);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-glass-border);
}

.comment-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
}

.comment-author {
  font-weight: 600;
  color: var(--color-primary-light);
}

.comment-date {
  color: var(--color-text-muted);
}

.comment-body {
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.comment-actions {
  text-align: right;
}

.btn-report {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.btn-report:hover {
  color: #ef4444;
  /* Red color for report */
}

/* === Modal === */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
}

.modal-content {
  position: relative;
  background: #11221e;
  border: 1px solid var(--color-glass-border);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  z-index: 10;
  box-shadow: var(--shadow-lg);
}

.close-modal {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
}

.close-modal:hover {
  color: var(--color-text);
}

.footer-col h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--primary);
}

.sponsor-banner {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sponsor-text {
    font-size: 0.8rem;
    color: #a0aec0;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sponsor-logo {
    max-width: 150px;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
    filter: brightness(0.9);
}

.sponsor-link:hover .sponsor-logo {
    transform: scale(1.05);
    filter: brightness(1);
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-light);
}

.modal-title {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.modal-desc {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.radio-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.radio-label:hover {
  background: rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
  .comments-layout {
    grid-template-columns: 1fr;
  }
}

/* === Toggles & Cookie Modal Styles === */
.modal-scrollable {
  max-height: 80vh;
  overflow-y: auto;
}

.modal-body-text p {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.cookie-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.cookie-option {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
}

.cookie-info strong {
  display: block;
  color: var(--color-text);
}

.cookie-info small {
  color: var(--color-text-muted);
}

/* Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.1);
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
}

input:checked+.slider {
  background-color: var(--color-primary);
}

input:focus+.slider {
  box-shadow: 0 0 1px var(--color-primary);
}

input:checked+.slider:before {
  transform: translateX(26px);
}

/* Rounded sliders */
.slider.round {
  border-radius: 24px;
}

.slider.round:before {
  border-radius: 50%;
}

/* === Project Detail Modal Styles === */
.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .modal-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

.modal-section {
  margin-bottom: 1.5rem;
}

.modal-section h4 {
  margin-bottom: 0.5rem;
  color: var(--primary);
  font-size: 1.1rem;
}

.pros-list,
.cons-list {
  list-style: none;
  padding: 0;
}

.pros-list li,
.cons-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.pros-list li::before {
  content: "✅";
  position: absolute;
  left: 0;
  top: 2px;
}

.cons-list li::before {
  content: "⚠️";
  position: absolute;
  left: 0;
  top: 2px;
}

.project-description-large {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.relative-badges {
  position: static;
  margin-bottom: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* === Donation Section Styles === */
.donation-section {
  background: linear-gradient(135deg, var(--color-bg-darker), var(--color-bg-dark));
  padding: 2rem;
  border-radius: var(--radius-lg);
  margin-bottom: 3rem;
  text-align: center;
  color: white;
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.1);
  border: 1px solid var(--color-glass-border);
}

.donation-content h3 {
  margin-bottom: 1rem;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.donation-content p {
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

.bank-details {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  display: inline-flex;
  flex-direction: column;
  gap: 0.5rem;
  border: 1px solid var(--color-glass-border);
}

.bank-account {
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-text);
}

.payment-note {
  font-size: 0.9rem;
  opacity: 0.8;
  color: var(--color-text-muted);
}

/* Hover effect for bank details to copy (optional future enhancement) */
.bank-details:hover {
  background: rgba(255, 255, 255, 0.1);
  cursor: default;
}