/*
 * Premium Base CSS — injected into every generated app by _ensure_premium_css().
 * Provides polished defaults that complement Tailwind utility classes.
 * Works with any color palette via CSS custom properties set in style.css.
 *
 * Quality target: 8+/10 visual design. Patterns proven in Medicine Waves redesign.
 */

/* ── Smooth transitions on all interactive elements ────────────────── */
a, button, input, select, textarea,
[role="button"], .card, .btn {
  transition: all 0.2s ease;
}

/* ── Button polish ─────────────────────────────────────────────────── */
button[type="submit"],
.btn-primary,
input[type="submit"] {
  transform: translateY(0);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  font-weight: 600;
  border-radius: 0.75rem;
  position: relative;
  overflow: hidden;
}

button[type="submit"]::before,
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}

button[type="submit"]:hover,
.btn-primary:hover,
input[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

button[type="submit"]:hover::before,
.btn-primary:hover::before {
  opacity: 1;
}

button[type="submit"]:active,
.btn-primary:active,
input[type="submit"]:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

/* ── Card hover effects ────────────────────────────────────────────── */
.card, [class*="shadow"][class*="rounded"] {
  transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a .card:hover, a[class*="shadow"][class*="rounded"]:hover,
.card-interactive:hover {
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

/* ── Premium card system ──────────────────────────────────────────── */
.card-premium {
  background: white;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-premium:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

/* ── Stat cards with gradient stripe ──────────────────────────────── */
.stat-card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary, #1e293b), var(--color-accent, #d97706));
}

.stat-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

/* ── Glass card ───────────────────────────────────────────────────── */
.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* ── Animate-in keyframes ──────────────────────────────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(var(--glow-rgb, 217, 119, 6), 0.2); }
  50% { box-shadow: 0 0 30px rgba(var(--glow-rgb, 217, 119, 6), 0.35); }
}

.animate-in {
  animation: fadeInUp 0.5s ease-out both;
}

/* Staggered animation delays for lists and grids */
.animate-in:nth-child(1) { animation-delay: 0ms; }
.animate-in:nth-child(2) { animation-delay: 80ms; }
.animate-in:nth-child(3) { animation-delay: 160ms; }
.animate-in:nth-child(4) { animation-delay: 240ms; }
.animate-in:nth-child(5) { animation-delay: 320ms; }
.animate-in:nth-child(6) { animation-delay: 400ms; }
.animate-in:nth-child(7) { animation-delay: 480ms; }
.animate-in:nth-child(8) { animation-delay: 560ms; }

.animate-fade { animation: fadeIn 0.6s ease-out both; }
.animate-float { animation: float 6s ease-in-out infinite; }
.animate-pulse-glow { animation: pulseGlow 3s ease-in-out infinite; }

/* ── Nav glassmorphism ────────────────────────────────────────────── */
nav, [role="navigation"] {
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
}

nav.scrolled, [role="navigation"].scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

nav a:hover, [role="navigation"] a:hover {
  opacity: 0.85;
}

/* ── Hero system ──────────────────────────────────────────────────── */
.hero-main {
  position: relative;
  overflow: hidden;
}

.hero-main::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='174' viewBox='0 0 200 174'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='0.06' stroke-width='2' stroke-linejoin='round'%3E%3Cpath d='M50 0L93 25L93 75L50 100L7 75L7 25Z'/%3E%3Cpath d='M150 0L193 25L193 75L150 100L107 75L107 25Z'/%3E%3Cpath d='M100 87L143 112L143 162L100 187L57 162L57 112Z'/%3E%3Cpath d='M0 87L43 112L43 162L0 187L-43 162L-43 112Z'/%3E%3Cpath d='M200 87L243 112L243 162L200 187L157 162L157 112Z'/%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.8;
  pointer-events: none;
}

/* ── Section backgrounds ──────────────────────────────────────────── */
.section-warm {
  background: var(--color-cream, #faf5ef);
}

.section-earth {
  background: var(--color-surface, #f0ece4);
}

/* ── Image overlay system ─────────────────────────────────────────── */
.img-overlay {
  position: relative;
  overflow: hidden;
}

.img-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.5) 100%);
  pointer-events: none;
}

.img-overlay img {
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ── Dividers ─────────────────────────────────────────────────────── */
.divider-warm {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--accent-rgb, 217, 119, 6), 0.3), transparent);
}

.divider-glow {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent, #d97706), transparent);
  opacity: 0.4;
}

/* ── Section label (uppercase accent) ─────────────────────────────── */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent, #d97706);
}

/* ── Premium form inputs ──────────────────────────────────────────── */
.input-premium {
  width: 100%;
  padding: 0.875rem 1rem;
  border-radius: 0.75rem;
  border: 1.5px solid var(--color-border, #d1d5db);
  background: white;
  font-size: 1rem;
  transition: all 0.25s ease;
}

.input-premium:focus {
  outline: none;
  border-color: var(--color-primary, #1e293b);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb, 30, 41, 59), 0.15);
}

.input-premium::placeholder {
  color: #a0a0b0;
}

/* ── Badge system ─────────────────────────────────────────────────── */
.badge, [class*="badge"] {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  line-height: 1.25rem;
}

/* ── Table polish ──────────────────────────────────────────────────── */
table {
  border-collapse: separate;
  border-spacing: 0;
}

table thead th {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

table tbody tr {
  transition: background-color 0.15s ease;
}

table tbody tr:hover {
  background-color: rgba(0, 0, 0, 0.02);
}

/* ── Form input refinements ────────────────────────────────────────── */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
input[type="url"],
input[type="search"],
select,
textarea {
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* ── Skeleton loader ───────────────────────────────────────────────── */
@keyframes skeleton-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.skeleton {
  background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  border-radius: 0.375rem;
}

/* ── Tooltip base ──────────────────────────────────────────────────── */
[data-tooltip] {
  position: relative;
}

[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  background: #1e293b;
  color: white;
  border-radius: 0.375rem;
  white-space: nowrap;
  z-index: 50;
  pointer-events: none;
}

/* ── Empty state styling ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: #64748b;
}

/* ── Accessible 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;
  }
}

/* ── Print styles ──────────────────────────────────────────────────── */
@media print {
  nav, [role="navigation"], footer, .no-print { display: none !important; }
  body { background: white !important; }
}

/* ── Section spacing utility ──────────────────────────────────────── */
.section-spacing {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

@media (min-width: 768px) {
  .section-spacing {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

/* ── Shadow progression ───────────────────────────────────────────── */
.shadow-subtle { box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05); }
.shadow-elevated { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1); }
.shadow-prominent { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1); }

/* ── Card default border-radius ───────────────────────────────────── */
.card {
  border-radius: 0.75rem;
}

/* ── Focus visible ───────────────────────────────────────────────── */
*:focus-visible {
  outline: 2px solid var(--color-primary, #1e293b);
  outline-offset: 2px;
}

/* ── Line clamp utilities ────────────────────────────────────────── */
.line-clamp-1 { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* ── Scrollbar ───────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ── Selection color ──────────────────────────────────────────────── */
::selection {
  background: rgba(var(--primary-rgb, 30, 41, 59), 0.2);
}

/* Delete button override - only targets inline text-link delete buttons, not primary destructive buttons with explicit bg-* classes */
form[data-confirm] button[type="submit"]:not([class*="bg-"]) {
  background: transparent !important;
  color: #ef4444 !important;
  box-shadow: none !important;
}
form[data-confirm] button[type="submit"]:not([class*="bg-"]):hover {
  color: #dc2626 !important;
  transform: none !important;
  box-shadow: none !important;
}