/* ==========================================================================
   Picarones — Y2K Pastel UI Theme
   Inspired by Windows 98/2000 pastel aesthetic
   ========================================================================== */

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

/* ── Y2K Pastel Palette ──────────────────────────────────────────────────── */
:root {
  --bg-gradient-start: #f0c6d4;
  --bg-gradient-mid: #c9d4f0;
  --bg-gradient-end: #f0d4a8;
  --win-bg: #f5f0e8;
  --win-bg-hover: #ede8df;
  --border: #2c2c2c;
  --border-light: #c0b8a8;
  --accent: #3a9e8f;
  --accent-pink: #e8889a;
  --accent-yellow: #c8cc44;
  --accent-orange: #e8a848;
  --accent-blue: #7898cc;
  --success: #5a9e5a;
  --warning: #c89830;
  --danger: #cc4444;
  --text: #2c2c2c;
  --text-muted: #787068;
  --radius: 3px;
  --shadow: 2px 2px 0px rgba(0,0,0,0.12);
  --font-ui: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
}

/* ── Background gradient ─────────────────────────────────────────────────── */
body {
  font-family: var(--font-ui);
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 50%, var(--bg-gradient-end) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── ASCII Art Banner ────────────────────────────────────────────────────── */
#ascii-banner {
  background: var(--win-bg);
  border-bottom: 1px solid var(--border-light);
  text-align: center;
  padding: 6px 0 2px;
  overflow: hidden;
}
#ascii-banner pre {
  font-family: 'Courier New', 'Consolas', monospace;
  font-size: 6px;
  line-height: 1.0;
  margin: 0;
  color: var(--accent);
  letter-spacing: -0.5px;
  display: inline-block;
  user-select: none;
}
#ascii-banner .ascii-subtitle {
  display: block;
  font-family: var(--font-ui);
  font-size: 9px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 1px;
}
@media (max-width: 768px) {
  #ascii-banner { display: none; }
}

/* ── Menu Bar ────────────────────────────────────────────────────────────── */
#header {
  background: var(--win-bg);
  color: var(--text);
  padding: 0 16px;
  display: flex;
  align-items: center;
  height: 32px;
  gap: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1.5px solid var(--border);
  font-size: 13px;
}
#header h1 {
  font-size: 13px;
  font-weight: 700;
  padding-right: 16px;
  letter-spacing: -0.2px;
}
#header span.version {
  font-size: 11px;
  opacity: 0.5;
  margin-left: 2px;
}

#nav { display: flex; gap: 1px; margin-left: auto; }
.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  padding: 3px 12px;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background 0.1s;
}
.nav-btn:hover { background: rgba(0,0,0,0.06); }
.nav-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
#lang-btn {
  margin-left: 8px;
  font-family: var(--font-ui);
  font-size: 11px;
  background: var(--win-bg);
  border: 1.5px solid var(--border);
  color: var(--text);
  padding: 2px 8px;
  cursor: pointer;
  border-radius: var(--radius);
}
#lang-btn:hover { background: var(--win-bg-hover); }

/* ── Main layout ─────────────────────────────────────────────────────────── */
#main {
  max-width: 1060px;
  margin: 16px auto;
  padding: 0 12px;
}
.view { display: none; }
.view.active { display: block; }

/* ── Windows (cards) ─────────────────────────────────────────────────────── */
.card {
  background: var(--win-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card h2 {
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  margin: 0;
  padding: 5px 10px 5px 10px;
  background: var(--accent);
  color: #fff;
  border-bottom: 1.5px solid var(--border);
  position: relative;
  line-height: 1.3;
  letter-spacing: 0;
}
/* Alternate title bar colors per section */
.card:nth-child(4n+1) h2 { background: var(--accent); }
.card:nth-child(4n+2) h2 { background: var(--accent-pink); }
.card:nth-child(4n+3) h2 { background: var(--accent-yellow); color: var(--text); }
.card:nth-child(4n+4) h2 { background: var(--accent-orange); color: var(--text); }

/* Close button on title bar */
.card h2::after {
  content: '×';
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border: 1px solid rgba(0,0,0,0.3);
  background: rgba(255,255,255,0.2);
  border-radius: 2px;
  font-size: 12px;
  line-height: 14px;
  text-align: center;
  cursor: default;
}
.card:nth-child(4n+3) h2::after,
.card:nth-child(4n+4) h2::after { border-color: rgba(0,0,0,0.2); }

/* Content area inside windows */
.card > *:not(h2) {
  padding: 10px 12px 0 12px;
}
.card > *:last-child {
  padding-bottom: 10px;
}
.card h3 {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 16px;
  border: 1.5px solid var(--border);
  background: var(--win-bg);
  color: var(--text);
  cursor: pointer;
  border-radius: var(--radius);
  transition: background 0.1s;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.btn:hover { background: var(--win-bg-hover); }
.btn:active { background: #d8d0c4; }
.btn-primary {
  background: var(--win-bg);
  color: var(--text);
  border: 2px solid var(--border);
  font-weight: 600;
}
.btn-primary:hover { background: var(--win-bg-hover); }
.btn-secondary {
  background: var(--win-bg);
  color: var(--text);
  border: 1.5px solid var(--border-light);
}
.btn-secondary:hover { background: var(--win-bg-hover); }
.btn-danger {
  background: var(--win-bg);
  color: var(--danger);
  border: 1.5px solid var(--danger);
}
.btn-danger:hover { background: #fef0f0; }
.btn-sm { padding: 3px 10px; font-size: 11px; }

/* ── Form elements ───────────────────────────────────────────────────────── */
.form-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; align-items: flex-start; }
.form-group { display: flex; flex-direction: column; gap: 3px; flex: 1; min-width: 150px; }
label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
input[type=text], input[type=number], select {
  font-family: var(--font-ui);
  font-size: 12px;
  padding: 5px 8px;
  border: 1.5px solid var(--border-light);
  background: #ffffff;
  color: var(--text);
  border-radius: var(--radius);
  width: 100%;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(58,158,143,0.15);
}
select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%232c2c2c'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 24px;
}
.path-input-row { display: flex; gap: 6px; }
.path-input-row input { flex: 1; }

/* ── Checkboxes ──────────────────────────────────────────────────────────── */
.checkbox-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 6px; }
.checkbox-item {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 8px;
  border: 1px solid var(--border-light);
  background: #fff;
  cursor: pointer;
  border-radius: var(--radius);
  font-size: 12px;
  transition: border-color 0.1s;
}
.checkbox-item:hover { border-color: var(--accent); }
.checkbox-item input { cursor: pointer; accent-color: var(--accent); }
.checkbox-item.checked { border-color: var(--accent); background: rgba(58,158,143,0.06); }

.engine-status { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.status-ok { background: var(--success); }
.status-warn { background: var(--warning); }
.status-err { background: var(--danger); }

/* ── Progress bar ────────────────────────────────────────────────────────── */
.progress-bar-outer {
  height: 14px;
  background: #e8e4dc;
  border: 1.5px solid var(--border-light);
  overflow: hidden;
  margin: 4px 0;
  border-radius: var(--radius);
}
.progress-bar-inner {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s;
}

/* ── Log box ─────────────────────────────────────────────────────────────── */
.log-box {
  background: #faf8f4;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 10px;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius);
  max-height: 260px;
  overflow-y: auto;
  white-space: pre-wrap;
  line-height: 1.6;
}
.log-box .log-warn { color: var(--warning); }
.log-box .log-error { color: var(--danger); }
.log-box .log-success { color: var(--success); }

/* ── Tables ──────────────────────────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th {
  text-align: left; padding: 6px 8px;
  border-bottom: 1.5px solid var(--border);
  color: var(--text-muted); font-weight: 600; font-size: 11px;
  background: #ece8e0;
  text-transform: uppercase; letter-spacing: 0.3px;
}
td { padding: 6px 8px; border-bottom: 1px solid #e0dcd4; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(58,158,143,0.05); }

/* ── Badges ──────────────────────────────────────────────────────────────── */
.badge {
  padding: 1px 8px; font-size: 10px; font-weight: 600;
  border: 1px solid; border-radius: 10px;
  text-transform: uppercase; letter-spacing: 0.2px;
}
.badge-ok { background: #e8f5e8; color: var(--success); border-color: #c0dcc0; }
.badge-warn { background: #fff4e0; color: var(--warning); border-color: #e0d0a8; }
.badge-err { background: #fde8e8; color: var(--danger); border-color: #e8c0c0; }

/* ── File browser ────────────────────────────────────────────────────────── */
#file-browser {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius);
  max-height: 300px;
  overflow-y: auto;
  background: #fff;
}
.fb-item {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 10px; cursor: pointer;
  border-bottom: 1px solid #ece8e0;
  font-size: 12px;
}
.fb-item:last-child { border-bottom: none; }
.fb-item:hover { background: rgba(58,158,143,0.08); }
.fb-icon { font-size: 14px; flex-shrink: 0; }
.fb-name { flex: 1; font-size: 12px; }
.fb-badge { font-size: 10px; color: var(--text-muted); }
.fb-path {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-muted); padding: 4px 10px;
  background: #f0ece4; border-bottom: 1px solid #e0dcd4;
}

/* ── Alerts ──────────────────────────────────────────────────────────────── */
.alert {
  padding: 8px 12px; margin-bottom: 10px; font-size: 12px;
  border: 1.5px solid; border-radius: var(--radius);
}
.alert-success { background: #e8f5e8; color: var(--success); border-color: #c0dcc0; }
.alert-error { background: #fde8e8; color: var(--danger); border-color: #e8c0c0; }
.alert-info { background: #e0ecf8; color: #2a5a8c; border-color: #b8d0e8; }

/* ── Dataset cards ───────────────────────────────────────────────────────── */
.ds-grid { display: grid; gap: 8px; }
.ds-card {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius); padding: 10px;
  background: #fff; transition: border-color 0.1s;
}
.ds-card:hover { border-color: var(--accent); }
.ds-card h4 { font-size: 12px; font-weight: 600; margin-bottom: 3px; }
.ds-card p { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.ds-meta { display: flex; gap: 4px; flex-wrap: wrap; }
.ds-tag {
  font-size: 10px;
  background: rgba(58,158,143,0.1); color: var(--accent);
  padding: 1px 7px; border-radius: 8px;
  border: 1px solid rgba(58,158,143,0.2);
}

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  display: inline-block; width: 12px; height: 12px;
  border: 2px solid #d0ccc4; border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Corpus tabs ─────────────────────────────────────────────────────────── */
.corpus-tabs { display: flex; gap: 0; margin-bottom: 12px; border-bottom: 1.5px solid var(--border-light); }
.corpus-tab {
  background: transparent; border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1.5px; padding: 5px 14px;
  font-size: 12px; font-weight: 500; cursor: pointer;
  color: var(--text-muted); transition: color 0.1s;
}
.corpus-tab:hover { color: var(--accent); }
.corpus-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Upload zone ─────────────────────────────────────────────────────────── */
.upload-dropzone {
  border: 2px dashed var(--border-light);
  border-radius: var(--radius); padding: 24px 16px;
  text-align: center; cursor: pointer;
  color: var(--text-muted); font-size: 12px;
  background: rgba(255,255,255,0.5);
  transition: border-color 0.15s, background 0.15s;
}
.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--accent); background: rgba(58,158,143,0.06);
  color: var(--accent);
}
.upload-dropzone .upload-icon { font-size: 28px; display: block; margin-bottom: 4px; }

.upload-mode-row {
  display: flex; gap: 16px; padding: 6px 10px;
  background: #ece8e0; border-radius: var(--radius); margin-bottom: 10px;
}
.upload-mode-row label {
  display: flex; align-items: center; gap: 6px;
  cursor: pointer; font-size: 12px; font-weight: 500;
}

/* ── Corpus preview ──────────────────────────────────────────────────────── */
.corpus-preview { border: 1.5px solid var(--border-light); border-radius: var(--radius); overflow: hidden; margin-top: 8px; }
.corpus-preview-header {
  padding: 5px 10px; background: #ece8e0;
  border-bottom: 1px solid #d8d4cc;
  font-size: 11px; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}
.corpus-preview-pair {
  display: flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-bottom: 1px solid #ece8e0;
  font-family: var(--font-mono); font-size: 11px;
}
.corpus-preview-pair:last-child { border-bottom: none; }
.corpus-preview-more { padding: 4px 10px; font-size: 10px; color: var(--text-muted); background: #f8f4ec; }

/* ── Uploaded corpus list ────────────────────────────────────────────────── */
.upload-corpus-item {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border: 1.5px solid var(--border-light);
  border-radius: var(--radius); margin-bottom: 5px;
  background: #fff; cursor: pointer;
  transition: border-color 0.1s;
}
.upload-corpus-item:hover { border-color: var(--accent); background: rgba(58,158,143,0.04); }
.upload-corpus-item.selected { border-color: var(--accent); background: rgba(58,158,143,0.08); }
.upload-corpus-label { flex: 1; font-size: 12px; }

/* ── Provider rows ───────────────────────────────────────────────────────── */
.provider-row {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 10px; border: 1px solid #e0dcd4;
  border-radius: var(--radius); margin-bottom: 4px; background: #fff;
}
.provider-row:hover { border-color: var(--accent); }
.provider-label { min-width: 190px; display: flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 500; }
.provider-status { font-size: 10px; color: var(--text-muted); min-width: 70px; }
.provider-model-select { flex: 1; font-size: 11px; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Mode toggle ─────────────────────────────────────────────────────────── */
.mode-toggle {
  display: flex; gap: 14px; padding: 8px 12px;
  background: #ece8e0; border-radius: var(--radius); margin-bottom: 10px;
}
.mode-toggle label {
  display: flex; align-items: center; gap: 6px;
  cursor: pointer; font-size: 12px; font-weight: 500;
}
.mode-toggle input[type="radio"] { accent-color: var(--accent); }
.composer-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 8px; }
.composer-row .form-group { min-width: 140px; }

/* ── Competitor cards ────────────────────────────────────────────────────── */
.competitor-card {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 12px; border: 1.5px solid var(--border-light);
  border-radius: var(--radius); margin-bottom: 5px;
  background: #fff; gap: 8px;
  transition: border-color 0.1s;
}
.competitor-card:hover { border-color: var(--accent); }
.competitor-info { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; }
.competitor-badge {
  font-size: 10px; font-weight: 600;
  background: var(--accent); color: #fff;
  padding: 1px 8px; border-radius: 8px;
  white-space: nowrap; flex-shrink: 0;
}
.competitor-name { font-size: 12px; font-weight: 500; }
.competitor-detail { font-size: 10px; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Modal (dialog) ──────────────────────────────────────────────────────── */
#import-modal > .card {
  box-shadow: 4px 4px 0 rgba(0,0,0,0.15);
}

/* ── Corpus OCR notice ───────────────────────────────────────────────────── */
#corpus-ocr-notice {
  font-size: 12px;
  background: #e8f5e8;
  color: var(--success);
  border: 1.5px solid #c0dcc0;
  border-radius: var(--radius);
}

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: #ece8e0; }
::-webkit-scrollbar-thumb { background: #c8c0b4; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #b0a898; }

/* ── Selection ───────────────────────────────────────────────────────────── */
::selection { background: var(--accent); color: #fff; }