/* ===================================================
   main.css — Instagram Giveaway Tool
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
  --bg:         #0f1117;
  --surface:    #1a1d27;
  --surface2:   #22263a;
  --border:     #2e3250;
  --accent:     #6C63FF;
  --accent-dim: rgba(108,99,255,.15);
  --accent-hover: #7d75ff;
  --danger:     #ff5c6c;
  --success:    #34d399;
  --warn:       #fbbf24;
  --text:       #e2e8f0;
  --text-muted: #8892a4;
  --radius:     10px;
  --radius-sm:  6px;
  --shadow:     0 4px 24px rgba(0,0,0,.4);
  --font:       'Inter', sans-serif;
}

html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ─── Layout ─── */
.page-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 32px 60px;
}

/* ─── Header ─── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}
.app-header h1 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.app-header h1 .icon { font-size: 1.4rem; }
.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: .85rem;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all .2s;
}
.nav-link:hover { color: var(--text); border-color: var(--accent); }

/* ─── Session Bar ─── */
.session-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  margin-bottom: 24px;
  font-size: .88rem;
}
.session-bar.ok  { border-left: 3px solid var(--success); }
.session-bar.warn { border-left: 3px solid var(--warn); }
.session-bar .status-text { flex: 1; }

/* ─── Card ─── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 20px;
}
.card h2 {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ─── Form Controls ─── */
.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
  margin-bottom: 14px;
}
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: .82rem; color: var(--text-muted); font-weight: 500; }
.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group input[type="password"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 8px 12px;
  font-size: .88rem;
  font-family: var(--font);
  outline: none;
  transition: border-color .2s;
}
.form-group input:focus { border-color: var(--accent); }
.form-group.full { flex: 1 1 100%; }
.form-group.url-input { flex: 1 1 400px; }

/* ─── Checkbox Row ─── */
.check-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-bottom: 14px;
}
.check-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  cursor: pointer;
  user-select: none;
}
.check-item input[type="checkbox"] {
  width: 15px; height: 15px;
  accent-color: var(--accent);
  cursor: pointer;
}
.check-item .sub-input {
  width: 60px;
  margin-left: 4px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: .82rem;
}

/* ─── Collapsible ─── */
.collapsible-header {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: .88rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 0;
  user-select: none;
  transition: color .2s;
}
.collapsible-header:hover { color: var(--text); }
.collapsible-header .arrow { transition: transform .2s; font-size: .7rem; }
.collapsible-header.open .arrow { transform: rotate(90deg); }
.collapsible-body { display: none; padding-top: 14px; }
.collapsible-body.open { display: block; }

/* ─── Scoring Criteria Table ─── */
.criteria-table { width: 100%; border-collapse: collapse; font-size: .84rem; }
.criteria-table th, .criteria-table td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.criteria-table th { color: var(--text-muted); font-weight: 500; }
.criteria-table td:last-child { width: 120px; }
.criteria-table input[type="number"] {
  width: 70px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 4px 8px;
  font-size: .82rem;
}
.tooltip-icon {
  display: inline-block;
  position: relative;
  font-size: .85rem;
  cursor: help;
}
.tooltip-icon .tooltip-text {
  display: none;
  position: absolute;
  bottom: 150%;
  left: 50%;
  transform: translateX(-50%);
  background: #2c3158;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  width: 280px;
  font-size: .78rem;
  line-height: 1.5;
  z-index: 100;
  white-space: normal;
  box-shadow: var(--shadow);
}
.tooltip-icon:hover .tooltip-text { display: block; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  border: none;
  transition: all .2s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { background: #3a3a5c; color: var(--text-muted); cursor: not-allowed; }
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: var(--accent); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #ff7080; }
.btn-sm { padding: 6px 14px; font-size: .82rem; }

/* ─── Progress ─── */
.progress-card { display: none; }
.progress-card.visible { display: block; }
.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.progress-bar-wrap {
  height: 6px;
  background: var(--surface2);
  border-radius: 99px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #a78bfa);
  border-radius: 99px;
  transition: width .3s ease;
  width: 0%;
}
.current-user {
  margin-top: 8px;
  font-size: .8rem;
  color: var(--text-muted);
}

/* ─── Result Controls ─── */
.result-controls {
  display: none;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.result-controls.visible { display: flex; }
.search-input {
  flex: 1;
  min-width: 200px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 8px 14px;
  font-size: .88rem;
  font-family: var(--font);
  outline: none;
}
.search-input:focus { border-color: var(--accent); }
.result-count { font-size: .82rem; color: var(--text-muted); }

/* ─── Tabulator overrides (midnight theme) ─── */
#result-table { width: 100%; }
.tabulator { border: 1px solid var(--border) !important; border-radius: var(--radius) !important; overflow: hidden; }
.tabulator .tabulator-header { background: var(--surface2) !important; border-bottom: 1px solid var(--border) !important; }
.tabulator .tabulator-header .tabulator-col { background: var(--surface2) !important; color: var(--text-muted) !important; border-right: 1px solid var(--border) !important; }
.tabulator .tabulator-header .tabulator-col.tabulator-sortable:hover { background: #2a2f4a !important; }
.tabulator-row { background: var(--surface) !important; border-bottom: 1px solid var(--border) !important; }
.tabulator-row:nth-child(even) { background: #1e2236 !important; }
.tabulator-row:hover { background: var(--surface2) !important; }
.tabulator-cell { color: var(--text) !important; font-size: .85rem !important; }

/* ─── Bottom Actions ─── */
.result-actions {
  display:none;
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px 0 0;
  border-top: 1px solid var(--border);
  margin-top: 16px;
}
.result-actions.visible { display: flex; }

/* ─── Badge ─── */
.badge {
  display: inline-block;
  font-size: .72rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  margin-right: 3px;
}
.badge-private  { background: rgba(139,148,158,.15); color: #8b949e; }
.badge-warn     { background: rgba(251,191,36,.12); color: var(--warn); }
.badge-winner   { background: rgba(52,211,153,.12); color: var(--success); }
.badge-bot      { background: rgba(255,92,108,.12); color: var(--danger); }

/* ─── Username link ─── */
.username-link { color: #818cf8; text-decoration: none; font-weight: 500; }
.username-link:hover { text-decoration: underline; }

/* ─── Modal ─── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(3px);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 34px;
  width: 420px;
  max-width: 95vw;
  box-shadow: var(--shadow);
  animation: modal-in .18s ease;
}
@keyframes modal-in { from { opacity:0; transform: scale(.95); } to { opacity:1; transform: scale(1); } }
.modal h3 { font-size: 1.05rem; margin-bottom: 20px; }
.modal .form-group { margin-bottom: 14px; }
.modal .form-group input { width: 100%; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
.error-msg { color: var(--danger); font-size: .82rem; margin-top: 8px; min-height: 18px; transition: opacity .3s; }
.modal kbd {
  display: inline-block;
  font-size: .7rem;
  font-family: var(--font);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 3px;
  padding: 1px 5px;
  margin-left: 4px;
  vertical-align: middle;
  line-height: 1.4;
}

/* ─── Toast ─── */
#toast-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  font-size: .85rem;
  min-width: 240px;
  box-shadow: var(--shadow);
  animation: toast-in .2s ease;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger); }
.toast.info    { border-left: 3px solid var(--accent); }
@keyframes toast-in { from { opacity:0; transform: translateY(10px); } to { opacity:1; transform: translateY(0); } }

/* ─── Session Bar Tooltip (아래 방향) ─── */
.session-tooltip .tooltip-text {
  bottom: auto;
  top: 150%;
}

/* ─── Feature Compare (Login Modal) ─── */
.feature-compare { margin-bottom: 16px; border-radius: var(--radius-sm); overflow: hidden; font-size: .82rem; }
.feature-compare .feature-row { display: flex; gap: 12px; padding: 8px 12px; background: var(--bg); align-items: center; }
.feature-compare .feature-row + .feature-row { border-top: 1px solid var(--border); }
.feature-compare .feature-row.highlight { background: rgba(108,99,255,.08); }
.feature-label { font-weight: 600; white-space: nowrap; min-width: 90px; }
.feature-desc { color: var(--text-muted); }
.feature-compare .feature-row.highlight .feature-desc { color: var(--text); }

/* ─── URL Validation ─── */
.url-validation { font-size: .78rem; margin-top: 4px; min-height: 18px; transition: color .2s; }
.url-validation.neutral { color: var(--text-muted); }
.url-validation.valid   { color: var(--success); }
.url-validation.invalid { color: var(--danger); }

/* ─── Date Input Calendar Icon ─── */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
  cursor: pointer;
}