/* ========== CSS VARIABLES ========== */
:root {
  --bg-deep: #0a1929;
  --bg-panel: #132f4c;
  --bg-card: #1a3a5c;
  --bg-card-hover: #1e4570;
  --accent-blue: #5090d3;
  --accent-light: #82b1ff;
  --accent-gold: #e8c57a;
  --text-primary: #e3f2fd;
  --text-secondary: #b0c4d8;
  --text-muted: #7a8fa3;
  --border-soft: rgba(130, 177, 255, 0.15);
  --border-strong: rgba(130, 177, 255, 0.3);
  --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 32px rgba(80, 144, 211, 0.2);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-serif: 'Georgia', 'Cambria', 'Times New Roman', serif;
}

/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-main);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  background-image:
    radial-gradient(circle at 20% 10%, rgba(80, 144, 211, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(130, 177, 255, 0.06) 0%, transparent 40%);
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent-light); text-decoration: none; transition: color var(--transition); }
a:hover, a:focus-visible { color: var(--accent-gold); text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent-gold); outline-offset: 3px; border-radius: var(--radius-sm); }

/* ========== HEADER ========== */
.site-header {
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid var(--border-soft);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.live-clock {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
}

.clock-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
}

.clock-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-light);
  font-variant-numeric: tabular-nums;
}

.accessibility-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
  text-decoration: none;
}

.accessibility-btn:hover {
  background: var(--accent-gold);
  color: var(--bg-deep);
  border-color: var(--accent-gold);
  text-decoration: none;
}

.accessibility-icon {
  font-size: 1.2rem;
}

.site-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.site-subtitle {
  font-size: clamp(0.9rem, 2vw, 1rem);
  color: var(--text-secondary);
  font-style: italic;
  font-family: var(--font-serif);
  max-width: 600px;
  margin: 0 auto 1rem;
}

.dutch-quote {
  font-size: 0.85rem;
  color: var(--accent-gold);
  font-style: italic;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background: rgba(232, 197, 122, 0.05);
  border-radius: var(--radius-sm);
  display: inline-block;
  border: 1px solid rgba(232, 197, 122, 0.2);
}

/* ========== MAIN CONTENT ========== */
main {
  flex: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  width: 100%;
}

/* ========== UPLOAD ZONE ========== */
.upload-zone-wrapper {
  position: relative;
  margin: 2rem 0;
}

.upload-zone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  background: rgba(80, 144, 211, 0.03);
  position: relative;
  overflow: hidden;
}

.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent-gold);
  background: rgba(232, 197, 122, 0.05);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.upload-icon-container {
  margin-bottom: 1rem;
}

.upload-emoji {
  font-size: 3rem;
  display: block;
}

.upload-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.upload-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.upload-btn-fake {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--accent-light);
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
}

.upload-zone:hover .upload-btn-fake {
  background: var(--accent-gold);
  color: var(--bg-deep);
  border-color: var(--accent-gold);
}

.btn-emoji {
  font-size: 1.2rem;
}

#file-input {
  display: none;
}

/* ========== BADGES ========== */
.badges {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(80, 144, 211, 0.08);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
}

/* ========== RESULT CONTAINER ========== */
.result-container {
  display: none;
  margin-top: 2rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: fadeIn 0.5s ease;
}

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

.preview-header {
  padding: 1rem 1.5rem;
  background: rgba(0,0,0,0.2);
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.preview-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-gold);
}

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

.preview-content {
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

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

/* ========== IMAGE SECTION ========== */
.image-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.image-preview-box img {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
}

.image-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-small {
  flex: 1;
  min-width: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

.btn-small:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-blue);
  color: var(--accent-light);
}

/* ========== TEXT SECTION ========== */
.text-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.language-selector {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.language-selector label {
  font-weight: 500;
}

.language-selector select {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
}

.ocr-status {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent-gold);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  display: none;
}

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

/* ========== CONFIDENCE SCORE ========== */
.confidence-score {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.confidence-label {
  font-weight: 500;
}

.confidence-bar {
  flex: 1;
  height: 8px;
  background: var(--bg-card);
  border-radius: 4px;
  overflow: hidden;
}

.confidence-fill {
  height: 100%;
  background: linear-gradient(90deg, #ff453a, #ffcc00, #34c759);
  width: 0%;
  transition: width 0.5s ease;
}

.confidence-value {
  font-weight: 600;
  min-width: 40px;
  text-align: right;
}

/* ========== NOTEPAD ========== */
.notepad-wrapper {
  position: relative;
}

#ocr-result {
  width: 100%;
  background: var(--bg-deep);
  color: var(--text-primary);
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-soft);
  font-family: 'SF Mono', 'Monaco', monospace;
  font-size: 0.9rem;
  line-height: 1.6;
  resize: vertical;
  min-height: 200px;
  transition: border-color var(--transition);
}

#ocr-result:focus {
  outline: none;
  border-color: var(--accent-gold);
}

/* ========== ACTION BUTTONS ========== */
.action-buttons {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.btn {
  flex: 1;
  min-width: 120px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

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

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

.btn.primary:hover {
  background: var(--accent-light);
  color: var(--bg-deep);
}

.btn.danger {
  border-color: rgba(255, 59, 48, 0.3);
  color: #ff453a;
}

.btn.danger:hover {
  background: rgba(255, 59, 48, 0.1);
  border-color: #ff453a;
}

/* ========== FOOTER ========== */
.site-footer {
  background: var(--bg-panel);
  border-top: 1px solid var(--border-soft);
  padding: 2rem 1.5rem;
  text-align: center;
  margin-top: auto;
}

.mini-cards {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.mini-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  min-width: 160px;
  text-align: center;
  transition: all var(--transition);
  text-decoration: none;
}

.mini-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-hover);
}

.mini-card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  display: block;
}

.mini-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.2rem;
}

.mini-card-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
}

.footer-features {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 2;
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background: rgba(80, 144, 211, 0.1);
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  color: var(--accent-light);
  font-size: 0.85rem;
  transition: all var(--transition);
}

.social-link:hover {
  background: rgba(232, 197, 122, 0.1);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  text-decoration: none;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 640px) {
  .site-header { padding: 1.5rem 1rem; }
  main { padding: 1.5rem 1rem; }
  .upload-zone { padding: 2rem 1.5rem; }
  .upload-emoji { font-size: 2.5rem; }
  .mini-cards { flex-direction: column; align-items: center; }
  .mini-card { width: 100%; max-width: 280px; }
  .action-buttons { flex-direction: column; }
  .btn { width: 100%; }
}