/* ============================================================
   AGRICOLA – Design System
   Premium Earth-Green Palette | Mobile-First
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Outfit:wght@500;600;700;800&family=Playfair+Display:ital,wght@0,700;0,800&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  /* Primary Palette */
  --color-primary: #2d6a2d;
  --color-primary-dark: #1a4a1a;
  --color-primary-light: #4a9e4a;
  --color-primary-glow: rgba(45, 106, 45, 0.25);

  /* Accent */
  --color-accent: #e8a020;
  --color-accent-dark: #c4821a;
  --color-accent-light: #ffd166;

  /* Neutrals */
  --color-bg: #0d0f0d;
  --color-bg-card: #141814;
  --color-bg-elevated: #1c221c;
  --color-bg-secondary: #1a201a;
  --color-bg-glass: rgba(20, 24, 20, 0.85);
  --color-surface: #222c22;
  --color-surface-light: #2e3a2e;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.15);

  /* Text */
  --color-text: #f0f4f0;
  --color-text-muted: #8fa08f;
  --color-text-dim: #5a6e5a;

  /* Status */
  --color-success: #4caf50;
  --color-error: #f44336;
  --color-warning: #ff9800;
  --color-info: #2196f3;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 32px 80px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(45, 106, 45, 0.3);
  --shadow-accent: 0 0 30px rgba(232, 160, 32, 0.3);

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

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-2xl: 48px;
  --radius-full: 9999px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;
  --space-4xl: 128px;

  /* Typography */
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Outfit', 'Playfair Display', serif;
  --font-display: 'Playfair Display', serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Layout */
  --nav-height: 72px;
  --max-width: 1280px;
  --content-pad: clamp(16px, 4vw, 48px);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Premium Dark Scrollbar ────────────────────────────────── */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-elevated);
}
::-webkit-scrollbar-thumb {
  background: var(--color-surface-light);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

img,
video {
  max-width: 100%;
  display: block;
}

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

a, button, [role="button"], .btn, .filter-btn, .action-btn {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

input,
textarea,
select {
  font-family: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  line-height: 1.2;
}

/* ── Typography ────────────────────────────────────────────── */
.font-heading {
  font-family: var(--font-heading);
}

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.8rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 600;
}

h4 {
  font-size: 1.1rem;
  font-weight: 600;
}

p {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  color: var(--color-text-muted);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-accent {
  color: var(--color-accent);
}

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

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

/* ── Layout ────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--content-pad);
}

.section {
  padding: var(--space-3xl) 0;
}

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 640px) {

  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 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-col {
  display: flex;
  flex-direction: column;
}

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

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

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

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0);
  transition: background var(--transition-fast);
}

.btn:hover::after {
  background: rgba(255, 255, 255, 0.08);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(45, 106, 45, 0.5);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(232, 160, 32, 0.5);
}

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

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
  border: 1px solid var(--color-border-light);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* ── Buttons: Mobile polish ─────────────────────────────────── */
@media (max-width: 640px) {
  .btn {
    padding: 12px 22px;
    font-size: 0.9rem;
    border-radius: var(--radius-lg);
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .btn-lg {
    padding: 14px 28px;
    font-size: 0.95rem;
    min-height: 48px;
    border-radius: var(--radius-lg);
  }

  .btn-sm {
    padding: 10px 16px;
    font-size: 0.82rem;
    min-height: 40px;
    border-radius: var(--radius-md);
  }

  .btn-block {
    padding: 14px 24px;
  }
}

/* ── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-light);
}

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

.card-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
}

/* Glassmorphism card */
.card-glass {
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
}

/* ── Progress Bars ─────────────────────────────────────────── */
.progress-wrap {
  margin-bottom: var(--space-md);
}

.progress-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 600;
}

.progress-track {
  height: 10px;
  background: var(--color-surface);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  width: 0%;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 30px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3));
}

.progress-fill.accent {
  background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent));
}

/* ── Badges ────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background: rgba(45, 106, 45, 0.3);
  color: var(--color-primary-light);
  border: 1px solid rgba(45, 106, 45, 0.4);
}

.badge-accent {
  background: rgba(232, 160, 32, 0.2);
  color: var(--color-accent);
  border: 1px solid rgba(232, 160, 32, 0.3);
}

.badge-success {
  background: rgba(76, 175, 80, 0.2);
  color: var(--color-success);
}

.badge-error {
  background: rgba(244, 67, 54, 0.2);
  color: var(--color-error);
}

.badge-info {
  background: rgba(33, 150, 243, 0.2);
  color: var(--color-info);
}

/* ── Forms ─────────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-required {
    color: var(--color-error, #e53935);
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  padding: 12px 16px;
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

@media (max-width: 640px) {
  .form-input,
  .form-select,
  .form-textarea {
    padding: 14px 18px;
    font-size: 16px; /* prevents iOS zoom on focus */
    border-radius: var(--radius-md);
    min-height: 48px;
  }
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

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

.form-input.error {
  border-color: var(--color-error);
}

.form-error {
  font-size: 0.8rem;
  color: var(--color-error);
  display: none;
}

.form-error.visible {
  display: block;
}

.form-select option {
  background: var(--color-surface);
}

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

/* ── Section Headings ──────────────────────────────────────── */
.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary-light);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary-light);
}

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

.section-body {
  max-width: 640px;
}

/* ── Dividers / Decorations ────────────────────────────────── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-light), transparent);
  margin: var(--space-xl) 0;
}

.bg-elevated {
  background: var(--color-bg-elevated);
}

.bg-surface {
  background: var(--color-surface);
}

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

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }

  100% {
    background-position: 200% 0;
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }
}

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

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

.animate-fade {
  animation: fadeIn 0.6s ease forwards;
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* Intersection observer classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Skeleton Loading ──────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-surface-light) 50%, var(--color-surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* ── Video Container ───────────────────────────────────────── */
.video-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  aspect-ratio: 16/9;
}

.video-wrap video,
.video-wrap iframe {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: none;
}

.video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.2) 50%, transparent 100%);
  pointer-events: none;
}

/* ── Image Placeholder ─────────────────────────────────────── */
.img-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

.img-placeholder i {
  font-size: 3rem;
  color: var(--color-surface-light);
}

/* ── Toast Notification ────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-light);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 500;
  animation: fadeInUp 0.3s ease;
  min-width: 280px;
  max-width: 400px;
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-error);
}

.toast.info {
  border-left: 4px solid var(--color-info);
}

/* ── Misc Utils ────────────────────────────────────────────── */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.overflow-hidden {
  overflow: hidden;
}

.cursor-pointer {
  cursor: pointer;
}

.w-full {
  width: 100%;
}

.flex-1 {
  flex: 1;
}

.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

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

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

.mb-sm {
  margin-bottom: var(--space-sm);
}

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

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

/* ── Skip Navigation Link ──────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 99999;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-weight: 700;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
}

/* ── Focus Visible ─────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 3px;
}

/* ── Reduced Motion ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ── Print Styles ──────────────────────────────────────────── */
@media print {

  #navbar,
  #mobile-menu,
  footer,
  .btn,
  .hero-scroll,
  #toast-container {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.75rem;
  }
}