/* ============================================================================
   DASHBOARD PAD — DESIGN SYSTEM
   Bahasa visual enterprise (terinspirasi Fluent / Carbon / Linear).
   Dipakai oleh halaman PHP maupun komponen React (island).
   Import di <head>:  <link rel="stylesheet" href="/assets/design-system.css">
   ============================================================================ */

:root {
  /* ---------- Warna: Brand / Primary (Emerald khas logo Lombok Utara) ---------- */
  --ds-primary-50:  #eafaf1;
  --ds-primary-100: #d0f2df;
  --ds-primary-200: #a3e5c1;
  --ds-primary-300: #6dd3a0;
  --ds-primary-400: #38bd7e;
  --ds-primary-500: #16a563;
  --ds-primary-600: #0f8b52;   /* aksi utama — hijau shield logo */
  --ds-primary-700: #0c7043;
  --ds-primary-800: #0b5a37;
  --ds-primary-900: #094a2e;

  /* Aksen brand tambahan (dari logo) */
  --ds-gold:   #f5b301;   --ds-gold-bg:   #fff4d1;   --ds-gold-fg:   #8a6100;  /* padi & bintang */
  --ds-brand-red: #d81f26;                                                     /* atap & panji */

  /* ---------- Warna semantik ---------- */
  --ds-success: #16a34a;  --ds-success-bg: #dcfce7;  --ds-success-fg: #166534;
  --ds-warning: #d97706;  --ds-warning-bg: #fef3c7;  --ds-warning-fg: #92400e;
  --ds-danger:  #dc2626;  --ds-danger-bg:  #fee2e2;  --ds-danger-fg:  #991b1b;
  --ds-info:    #0891b2;  --ds-info-bg:    #cffafe;  --ds-info-fg:    #155e75;

  /* ---------- Netral (abu-abu) ---------- */
  --ds-gray-50:  #f8fafc;
  --ds-gray-100: #f1f5f9;
  --ds-gray-200: #e2e8f0;
  --ds-gray-300: #cbd5e1;
  --ds-gray-400: #94a3b8;
  --ds-gray-500: #64748b;
  --ds-gray-600: #475569;
  --ds-gray-700: #334155;
  --ds-gray-800: #1e293b;
  --ds-gray-900: #0f172a;

  /* ---------- Alias permukaan ---------- */
  --ds-bg:            #f6f8fb;   /* latar aplikasi */
  --ds-surface:       #ffffff;  /* kartu / panel */
  --ds-surface-muted: var(--ds-gray-50);
  --ds-border:        var(--ds-gray-200);
  --ds-text:          var(--ds-gray-800);
  --ds-text-muted:    var(--ds-gray-500);
  --ds-text-invert:   #ffffff;

  /* ---------- Tipografi ---------- */
  --ds-font: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --ds-font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --ds-fs-xs: 0.75rem;   --ds-fs-sm: 0.8125rem;  --ds-fs-base: 0.875rem;
  --ds-fs-md: 1rem;      --ds-fs-lg: 1.125rem;   --ds-fs-xl: 1.375rem;
  --ds-fs-2xl: 1.75rem;  --ds-fs-3xl: 2.25rem;
  --ds-fw-normal: 450; --ds-fw-medium: 550; --ds-fw-semibold: 650; --ds-fw-bold: 750;

  /* ---------- Spacing (grid 4px) ---------- */
  --ds-1: 4px;  --ds-2: 8px;  --ds-3: 12px; --ds-4: 16px;
  --ds-5: 20px; --ds-6: 24px; --ds-8: 32px; --ds-10: 40px; --ds-12: 48px;

  /* ---------- Radius ---------- */
  --ds-radius-sm: 6px;  --ds-radius: 10px;  --ds-radius-lg: 14px;  --ds-radius-full: 999px;

  /* ---------- Shadow (halus, berlapis) ---------- */
  --ds-shadow-xs: 0 1px 2px rgba(15,23,42,.06);
  --ds-shadow-sm: 0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04);
  --ds-shadow:    0 4px 12px rgba(15,23,42,.08), 0 2px 4px rgba(15,23,42,.04);
  --ds-shadow-lg: 0 12px 28px rgba(15,23,42,.12), 0 4px 8px rgba(15,23,42,.06);

  /* ---------- Transisi ---------- */
  --ds-ease: cubic-bezier(.4, 0, .2, 1);
  --ds-t-fast: 120ms var(--ds-ease);
  --ds-t: 200ms var(--ds-ease);
}

/* ============================================================================
   TEMA GELAP — override permukaan/teks/border. Warna brand tetap.
   Diaktifkan lewat <html data-theme="dark">.
   ============================================================================ */
html[data-theme="dark"] {
  --ds-gray-50:  #131c28;
  --ds-gray-100: #1a2536;
  --ds-gray-200: #24303f;
  --ds-gray-300: #33445a;
  --ds-gray-400: #6b83a0;
  --ds-gray-500: #8ea3bd;
  --ds-gray-600: #a9bcd3;
  --ds-gray-700: #c7d5e6;
  --ds-gray-800: #e7edf5;
  --ds-gray-900: #f3f7fc;

  --ds-bg:            #0a1017;
  --ds-surface:       #131c28;
  --ds-surface-muted: #0f1722;
  --ds-border:        #24303f;
  --ds-text:          #e7edf5;
  --ds-text-muted:    #93a4bb;

  --ds-shadow-xs: 0 1px 2px rgba(0,0,0,.5);
  --ds-shadow-sm: 0 1px 3px rgba(0,0,0,.5), 0 1px 2px rgba(0,0,0,.4);
  --ds-shadow:    0 6px 20px rgba(0,0,0,.55), 0 2px 4px rgba(0,0,0,.4);
  --ds-shadow-lg: 0 16px 36px rgba(0,0,0,.6), 0 4px 8px rgba(0,0,0,.5);

  --ds-success-bg: rgba(52,211,153,.15); --ds-success-fg:#6ee7b7;
  --ds-warning-bg: rgba(251,191,36,.15); --ds-warning-fg:#fcd34d;
  --ds-danger-bg:  rgba(248,113,113,.15); --ds-danger-fg:#fca5a5;
  --ds-info-bg:    rgba(34,211,238,.15);  --ds-info-fg:#67e8f9;
  --ds-gold-bg:    rgba(245,179,1,.15);   --ds-gold-fg:#fcd34d;
}

/* ============================================================================
   BASE
   ============================================================================ */
.ds-scope, [data-island] {
  font-family: var(--ds-font);
  color: var(--ds-text);
  font-size: var(--ds-fs-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.ds-scope *, [data-island] * { box-sizing: border-box; }

/* Utility ringkas */
.ds-muted { color: var(--ds-text-muted); }
.ds-mono  { font-family: var(--ds-font-mono); }
.ds-grid  { display: grid; gap: var(--ds-4); }
.ds-flex  { display: flex; gap: var(--ds-3); align-items: center; }

/* ============================================================================
   BUTTON
   ============================================================================ */
.ds-btn {
  --_bg: linear-gradient(180deg, var(--ds-primary-500), var(--ds-primary-700));
  --_fg: #fff; --_bd: transparent; --_glow: rgba(15,139,82,.4);
  display: inline-flex; align-items: center; gap: var(--ds-2);
  padding: 10px 18px; border: 1px solid var(--_bd); border-radius: var(--ds-radius);
  background: var(--_bg); color: var(--_fg);
  font: inherit; font-weight: var(--ds-fw-semibold); font-size: var(--ds-fs-base);
  cursor: pointer; white-space: nowrap; user-select: none; position: relative; overflow: hidden;
  box-shadow: 0 6px 16px var(--_glow), inset 0 1px 0 rgba(255,255,255,.28), inset 0 -2px 0 rgba(0,0,0,.14);
  transition: transform var(--ds-t-fast), box-shadow var(--ds-t), filter var(--ds-t-fast);
}
.ds-btn::after { /* kilau melintas */
  content: ""; position: absolute; top: 0; left: -60%; width: 40%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.4), transparent);
  transform: skewX(-20deg); transition: left .6s var(--ds-ease);
}
.ds-btn:hover  { transform: translateY(-2px); filter: brightness(1.05); box-shadow: 0 12px 24px var(--_glow), inset 0 1px 0 rgba(255,255,255,.3), inset 0 -2px 0 rgba(0,0,0,.14); }
.ds-btn:hover::after { left: 130%; }
.ds-btn:active { transform: translateY(1px); box-shadow: 0 4px 10px var(--_glow), inset 0 -2px 0 rgba(0,0,0,.14); }
.ds-btn:focus-visible { outline: 2px solid var(--ds-primary-400); outline-offset: 2px; }
.ds-btn:disabled { opacity: .55; cursor: not-allowed; }
.ds-btn--secondary { --_bg: var(--ds-surface); --_fg: var(--ds-gray-700); --_bd: var(--ds-border); --_glow: rgba(15,23,42,.10); box-shadow: var(--ds-shadow-sm); }
.ds-btn--ghost     { --_bg: transparent; --_fg: var(--ds-gray-700); --_bd: transparent; --_glow: transparent; box-shadow: none; }
.ds-btn--danger    { --_bg: linear-gradient(180deg,#ef4444,#b91c1c); --_glow: rgba(220,38,38,.4); }
.ds-btn--success   { --_bg: linear-gradient(180deg,#22c55e,#15803d); --_glow: rgba(22,163,74,.4); }
.ds-btn--gold      { --_bg: linear-gradient(180deg,#fbbf24,#d97706); --_fg:#3a2a00; --_glow: rgba(245,179,1,.4); }
.ds-btn--sm { padding: 7px 13px; font-size: var(--ds-fs-sm); }
.ds-btn--lg { padding: 13px 24px; font-size: var(--ds-fs-md); }

/* ============================================================================
   CARD
   ============================================================================ */
.ds-card {
  background: var(--ds-surface); border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg); box-shadow: var(--ds-shadow-sm);
  transition: box-shadow var(--ds-t), transform var(--ds-t);
}
.ds-card:hover { box-shadow: var(--ds-shadow); }
.ds-card__body { padding: var(--ds-6); }
.ds-card__head {
  padding: var(--ds-4) var(--ds-6); border-bottom: 1px solid var(--ds-border);
  display: flex; align-items: center; justify-content: space-between;
}
.ds-card__title { font-size: var(--ds-fs-md); font-weight: var(--ds-fw-semibold); }

/* ============================================================================
   BADGE
   ============================================================================ */
.ds-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 10px; border-radius: var(--ds-radius-full);
  font-size: var(--ds-fs-xs); font-weight: var(--ds-fw-semibold); line-height: 1.6;
  background: var(--ds-gray-100); color: var(--ds-gray-700);
}
.ds-badge--success { background: var(--ds-success-bg); color: var(--ds-success-fg); }
.ds-badge--warning { background: var(--ds-warning-bg); color: var(--ds-warning-fg); }
.ds-badge--danger  { background: var(--ds-danger-bg);  color: var(--ds-danger-fg); }
.ds-badge--info    { background: var(--ds-info-bg);    color: var(--ds-info-fg); }
.ds-badge__dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ============================================================================
   TABLE (enterprise: sticky header, zebra, hover)
   ============================================================================ */
.ds-table-wrap { overflow: auto; border: 1px solid var(--ds-border); border-radius: var(--ds-radius-lg); background: var(--ds-surface); }
.ds-table { width: 100%; border-collapse: collapse; font-size: var(--ds-fs-base); }
.ds-table thead th {
  position: sticky; top: 0; z-index: 1;
  background: var(--ds-gray-50); color: var(--ds-gray-600);
  font-weight: var(--ds-fw-semibold); text-align: left; font-size: var(--ds-fs-xs);
  letter-spacing: .03em; text-transform: uppercase;
  padding: var(--ds-3) var(--ds-4); border-bottom: 1px solid var(--ds-border); white-space: nowrap;
}
.ds-table tbody td { padding: var(--ds-3) var(--ds-4); border-bottom: 1px solid var(--ds-gray-100); }
.ds-table tbody tr:nth-child(even) { background: var(--ds-gray-50); }
.ds-table tbody tr:hover { background: var(--ds-primary-50); }
.ds-table--num td, .ds-table--num th { text-align: right; font-variant-numeric: tabular-nums; }

/* ============================================================================
   PROGRESS BAR
   ============================================================================ */
.ds-progress { height: 8px; border-radius: var(--ds-radius-full); background: var(--ds-gray-200); overflow: hidden; }
.ds-progress__fill { height: 100%; border-radius: inherit; background: var(--ds-primary-600); transition: width var(--ds-t); }

/* ============================================================================
   FORM
   ============================================================================ */
.ds-label { display: block; font-size: var(--ds-fs-sm); font-weight: var(--ds-fw-medium); color: var(--ds-gray-700); margin-bottom: 6px; }
.ds-input, .ds-select, .ds-textarea {
  width: 100%; padding: 9px 12px; font: inherit; font-size: var(--ds-fs-base);
  color: var(--ds-text); background: var(--ds-surface);
  border: 1px solid var(--ds-border); border-radius: var(--ds-radius-sm);
  transition: border-color var(--ds-t-fast), box-shadow var(--ds-t-fast);
}
.ds-input:focus, .ds-select:focus, .ds-textarea:focus {
  outline: none; border-color: var(--ds-primary-500);
  box-shadow: 0 0 0 3px var(--ds-primary-100);
}
.ds-help { font-size: var(--ds-fs-xs); color: var(--ds-text-muted); margin-top: 5px; }

/* ============================================================================
   SKELETON (loading state)
   ============================================================================ */
.ds-skeleton {
  background: linear-gradient(90deg, var(--ds-gray-100) 25%, var(--ds-gray-200) 37%, var(--ds-gray-100) 63%);
  background-size: 400% 100%; border-radius: var(--ds-radius-sm);
  animation: ds-shimmer 1.4s ease infinite;
}
@keyframes ds-shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
