/* ============================================================
   Vistant Design System — Midnight Calm
   Diturunkan dari logo, di-tune untuk "scholar's notebook":
   tenang, warm-tinted, less neon glow, tambah warm cream accent
   utk break monotony dark+cool palette.
   ============================================================ */

:root {
  /* ============================================================
     LIGHT THEME — "Muted" (opsi B). Tetap memakai warna logo,
     tapi brand di-darken supaya kontras sebagai teks di atas
     background terang. Gradient tetap vivid utk tombol.
     ============================================================ */

  /* --- Brand palette (di-darken utk light-bg) --- */
  --brand-mint:   #0fb39a;        /* mint darker — readable as text */
  --brand-teal:   #0d9488;
  --brand-cyan:   #0e8a8a;
  --brand-blue:   #2E5DE0;
  --brand-navy:   #1e3a8a;
  --brand-deep:   #16306e;

  /* Warm accent — amber di-darken utk light-bg */
  --accent-warm:      #b5791f;
  --accent-warm-deep: #95620f;

  /* Gradient signature — vivid (utk tombol, teks white di atasnya) */
  --brand-gradient: linear-gradient(135deg,
    #13b89e 0%,
    #14b8a6 40%,
    #2E5DE0 80%,
    #1e3a8a 100%);

  /* Soft tints — tint warna di atas bg terang (pakai hue darkened) */
  --brand-mint-soft:  rgba(13, 148, 136, 0.12);
  --brand-teal-soft:  rgba(13, 148, 136, 0.10);
  --brand-navy-soft:  rgba(46, 93, 224, 0.12);
  --accent-warm-soft: rgba(181, 121, 31, 0.14);

  /* --- Backgrounds — Light B (Muted): abu-biru lembut --- */
  --bg-page:      #e4e9f1;             /* page — muted blue-gray */
  --bg-surface:   #f6f8fc;             /* card — off-white */
  --bg-elevated:  #ffffff;             /* modal, dropdown — paling terang */
  --bg-hover:     #eaeff6;
  --bg-input:     #ffffff;
  --bg-section:   linear-gradient(135deg, rgba(13,148,136,0.05), rgba(46,93,224,0.05));

  /* --- Borders — gelap tipis di atas terang --- */
  --border:        rgba(40, 60, 100, 0.12);
  --border-strong: rgba(13, 148, 136, 0.42);
  --border-muted:  rgba(40, 60, 100, 0.08);
  --border-warm:   rgba(181, 121, 31, 0.30);

  /* --- Text — navy gelap di atas terang --- */
  --text-bright: #161d2e;        /* heading — navy logo */
  --text-base:   #3a4254;        /* body */
  --text-muted:  #5e6878;
  --text-dim:    #8893a5;
  --text-on-brand: #ffffff;

  /* --- Semantic — di-darken sedikit utk kontras light --- */
  --success: #0e9f6e;
  --warning: #d97706;
  --danger:  #dc2626;
  --info:    #0284c7;

  --success-soft: rgba(14, 159, 110, 0.12);
  --warning-soft: rgba(217, 119, 6, 0.12);
  --danger-soft:  rgba(220, 38, 38, 0.10);
  --info-soft:    rgba(2, 132, 199, 0.12);

  /* --- Spacing scale --- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* --- Radius --- */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  14px;
  --radius-xl:  20px;
  --radius-full: 999px;

  /* --- Shadow — lembut utk light bg (navy-tinted, opacity rendah) --- */
  --shadow-sm: 0 1px 2px rgba(20, 35, 70, 0.06);
  --shadow-md: 0 4px 12px rgba(20, 35, 70, 0.08);
  --shadow-lg: 0 16px 40px rgba(20, 35, 70, 0.12);
  --shadow-glow: 0 0 32px rgba(13, 148, 136, 0.06);  /* minim glow */

  /* --- Typography --- */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', monospace;

  /* --- Transitions --- */
  --tr-fast: 120ms ease-out;
  --tr-base: 180ms ease-out;
}

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

body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-base);
  background: var(--bg-page);
  /* Backdrop SANGAT halus — tint warna logo di atas bg terang */
  background-image:
    radial-gradient(ellipse 1100px 800px at 18% -5%,  rgba(13, 148, 136, 0.06), transparent 60%),
    radial-gradient(ellipse 900px 700px at 82% 105%,  rgba(46, 93, 224, 0.06), transparent 60%),
    radial-gradient(ellipse 400px 300px at 50% 50%,   rgba(181, 121, 31, 0.02), transparent 70%);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; }
a { color: var(--brand-mint); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   Logo helpers
   ============================================================ */
.logo-img {
  display: block;
  width: 36px;
  height: 36px;
}
.logo-img.lg { width: 64px; height: 64px; }
.logo-img.xl { width: 96px; height: 96px; }

.brand-name {
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: 500;
  font-size: 14px;
  transition: all var(--tr-fast);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--brand-gradient);
  color: var(--text-on-brand);
  font-weight: 600;
  border: none;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.btn-primary:hover:not(:disabled) {
  filter: brightness(1.08);
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-base);
  border-color: var(--border-muted);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--border-strong);
  color: var(--text-bright);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: none;
}
.btn-ghost:hover:not(:disabled) {
  background: var(--bg-input);
  color: var(--text-bright);
}

.btn-danger {
  background: var(--danger-soft);
  color: #dc2626;
  border-color: rgba(220, 38, 38, 0.25);
}
.btn-danger:hover:not(:disabled) {
  background: rgba(220, 38, 38, 0.16);
  border-color: rgba(220, 38, 38, 0.4);
}

.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-icon { padding: 8px; }

/* ============================================================
   Forms
   ============================================================ */
.form-group { margin-bottom: var(--space-4); }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-base);
  margin-bottom: 6px;
}
.form-hint {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-muted);
  background: var(--bg-input);
  color: var(--text-bright);
  font-size: 14px;
  transition: all var(--tr-fast);
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--border-strong);
  background: #ffffff;
  box-shadow: 0 0 0 3px var(--brand-mint-soft);
}
.form-textarea { min-height: 80px; resize: vertical; }
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 16 16' fill='none'><path d='M4 6l4 4 4-4' stroke='%2394a3b8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.form-input::placeholder { color: var(--text-dim); }

/* Checkbox & radio — ukuran konsisten + warna brand (light theme) */
input[type="checkbox"],
input[type="radio"] {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin: 0;
  accent-color: var(--brand-blue);
  cursor: pointer;
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-muted);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--tr-fast), background var(--tr-fast);
}
.card.interactive:hover {
  border-color: var(--border-strong);
  background: var(--bg-hover);
}

/* Info card — utk explanatory header section (mis. "Tugas — pekerjaan sekali jalan...") */
.info-card {
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-left: 3px solid var(--brand-mint);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-6);
}
.info-card .info-title {
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 4px;
}
.info-card .info-body {
  font-size: 13px;
  color: var(--text-base);
  line-height: 1.6;
}
.info-card.warning { border-left-color: var(--warning); }
.info-card.danger  { border-left-color: var(--danger); }

/* Filter pills — utk filter list (Semua / Hari Ini / Mendatang / Selesai) */
.filter-pills {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}
.pill {
  padding: 7px 14px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border-muted);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--tr-fast);
}
.pill:hover { color: var(--text-bright); border-color: var(--border); }
/* Active state pakai warm accent supaya beda dari mint button → ada variasi visual */
.pill.active {
  background: var(--accent-warm-soft);
  border-color: var(--accent-warm);
  color: var(--accent-warm);
}

.card-elevated {
  background: var(--bg-elevated);
  box-shadow: var(--shadow-lg);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-4);
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-bright);
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.card-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin: 2px 0 0;
}

/* ============================================================
   Badges & chips
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-mint    { background: var(--brand-mint-soft); color: var(--brand-mint); }
.badge-teal    { background: var(--brand-teal-soft); color: var(--brand-teal); }
.badge-navy    { background: var(--brand-navy-soft); color: #2E5DE0; }
.badge-warm    { background: var(--accent-warm-soft); color: var(--accent-warm); }
.badge-success { background: var(--success-soft); color: #0e9f6e; }
.badge-warning { background: var(--warning-soft); color: #b45309; }
.badge-danger  { background: var(--danger-soft); color: #dc2626; }
.badge-info    { background: var(--info-soft); color: #0284c7; }
.badge-muted   { background: rgba(40, 60, 100, 0.08); color: var(--text-muted); }

/* ============================================================
   Progress
   ============================================================ */
.progress {
  width: 100%;
  height: 6px;
  background: rgba(40, 60, 100, 0.10);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  background: var(--brand-gradient);
  border-radius: var(--radius-full);
  transition: width 300ms ease;
}
/* vistant.css (dimuat PALING AKHIR) menimpa .progress-bar jadi abu-abu (var(--border2))
   pada specificity yang sama, jadi isi bar proyek terlihat kelabu. Naikkan specificity
   (.progress > .progress-bar) supaya gradasi brand menang TANPA !important & tanpa
   menyentuh komponen lain. Berlaku utk bar di daftar proyek & detail proyek. */
.progress > .progress-bar {
  background: var(--brand-gradient);
}

/* ============================================================
   Status indicators
   ============================================================ */
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--text-dim);
}
.dot.synced { background: var(--success); box-shadow: 0 0 6px var(--success); }
.dot.syncing { background: var(--warning); animation: pulse 1.5s infinite; }
.dot.error { background: var(--danger); }
.dot.offline { background: var(--text-dim); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================================
   Utility
   ============================================================ */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.text-bright { color: var(--text-bright); }
.text-muted  { color: var(--text-muted); }
.text-dim    { color: var(--text-dim); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }

.text-xs { font-size: 11px; }
.text-sm { font-size: 13px; }
.text-base { font-size: 14px; }
.text-lg { font-size: 16px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 28px; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.hidden { display: none !important; }
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-muted);
  border-top-color: var(--brand-mint);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   Scrollbar (subtle, theme-matched)
   ============================================================ */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(45, 212, 191, 0.15);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: rgba(45, 212, 191, 0.3); }