/* ===== VARIABLES ===== */
:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface2: #1a1a26;
  --border: #2a2a3e;
  --accent: #7c3aed;
  --accent2: #06d6a0;
  --accent3: #f59e0b;
  --danger: #ef4444;
  --text: #e8e8f0;
  --muted: #6b6b8a;
  --mono: 'Space Mono', monospace;
  --sans: 'DM Sans', sans-serif;
}

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

/* ===== BASE ===== */
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Grid background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(124,58,237,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ===== HEADER ===== */
header {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { font-family: var(--mono); font-size: 13px; color: var(--accent2); letter-spacing: 2px; text-transform: uppercase; }
.logo span { color: var(--muted); }
.logo .ver { font-size: 10px; }
.badge {
  font-family: var(--mono); font-size: 10px;
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.3);
  color: var(--accent); padding: 4px 10px;
  border-radius: 20px; letter-spacing: 1px;
}

/* ===== HERO ===== */
.hero { padding: 60px 0 40px; text-align: center; }
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700; line-height: 1.1; letter-spacing: -1px;
}
.hero h1 em { font-style: normal; color: var(--accent2); }
.hero p { color: var(--muted); margin-top: 12px; font-size: 1rem; max-width: 500px; margin-inline: auto; }

/* ===== TABS ===== */
.tabs {
  display: flex; gap: 0;
  border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
  margin: 32px auto 0; max-width: 500px;
}
.tab-btn {
  flex: 1; padding: 12px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 1px;
  background: var(--surface); border: none;
  color: var(--muted); cursor: pointer;
  transition: all 0.2s; text-transform: uppercase;
}
.tab-btn.active { background: var(--accent); color: white; }
.tab-btn:not(.active):hover { background: var(--surface2); color: var(--text); }

/* ===== PANELS ===== */
.panel { display: none; padding: 40px 0; }
.panel.active { display: block; animation: fadeUp 0.3s ease; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== CARDS ===== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
}
.card-title {
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 2px;
  color: var(--accent2); margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.card-title::before {
  content: ''; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent2); display: inline-block;
}

/* ===== FORMS ===== */
label {
  font-size: 12px; color: var(--muted);
  font-family: var(--mono); text-transform: uppercase;
  letter-spacing: 1px; display: block; margin-bottom: 6px;
}
input[type="text"],
input[type="number"],
textarea,
select {
  width: 100%; background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text); border-radius: 8px;
  padding: 12px 14px;
  font-family: var(--sans); font-size: 14px;
  transition: border-color 0.2s; outline: none;
}
input[type="text"]:focus,
input[type="number"]:focus,
textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 130px; }
input[type="range"] { cursor: pointer; width: 100%; margin-top: 4px; }
.field { margin-bottom: 16px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 8px;
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 1px; text-transform: uppercase;
  border: none; cursor: pointer; transition: all 0.2s;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: #6d28d9; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(124,58,237,0.3); }
.btn-secondary { background: transparent; color: var(--accent2); border: 1px solid var(--accent2); }
.btn-secondary:hover { background: rgba(6,214,160,0.1); }
.btn-danger {
  background: transparent; color: var(--danger);
  border: 1px solid rgba(239,68,68,0.3);
  font-size: 10px; padding: 6px 12px;
}
.btn-danger:hover { background: rgba(239,68,68,0.1); }

/* ===== SKILL TAGS ===== */
.tag-container { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.tag {
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.3);
  color: var(--accent); padding: 4px 12px;
  border-radius: 20px; font-size: 12px;
  font-family: var(--mono);
  display: flex; align-items: center; gap: 6px;
}
.tag .remove { cursor: pointer; opacity: 0.6; transition: opacity 0.2s; font-size: 16px; line-height: 1; }
.tag .remove:hover { opacity: 1; }
.tag-input-row { display: flex; gap: 8px; }
.tag-input-row input { flex: 1; }

/* ===== CANDIDATE LIST ===== */
.resume-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px;
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 16px;
  transition: all 0.2s;
}
.resume-item:hover { border-color: rgba(124,58,237,0.4); }
.resume-item .ri-info { flex: 1; }
.resume-item .ri-name { font-weight: 600; font-size: 15px; }
.resume-item .ri-role { font-size: 12px; color: var(--muted); margin-top: 2px; }
.resume-item .ri-skills { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }

.mini-tag {
  background: rgba(6,214,160,0.1);
  border: 1px solid rgba(6,214,160,0.2);
  color: var(--accent2); padding: 2px 8px;
  border-radius: 10px; font-size: 10px; font-family: var(--mono);
}
.mini-tag.missing { background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.2); color: var(--danger); }
.mini-tag.bonus { background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.2); color: var(--accent3); }

/* ===== RESULTS ===== */
.result-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px; padding: 20px 24px;
  margin-bottom: 16px; position: relative;
  overflow: hidden; transition: transform 0.2s;
}
.result-card:hover { transform: translateY(-2px); }
.result-card .rank-badge {
  position: absolute; top: 0; right: 0;
  background: var(--accent); color: white;
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  padding: 6px 14px; border-radius: 0 12px 0 12px;
}
.result-card.rank-1 { border-color: rgba(6,214,160,0.4); }
.result-card.rank-1 .rank-badge { background: var(--accent2); color: #000; }
.result-card.rank-2 .rank-badge { background: var(--accent3); color: #000; }

.score-bar-wrap { margin: 12px 0 8px; }
.score-label { display: flex; justify-content: space-between; font-size: 12px; margin-bottom: 4px; color: var(--muted); font-family: var(--mono); }
.score-bar { height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; }
.score-fill { height: 100%; border-radius: 3px; width: 0; transition: width 1s ease; }

.breakdown-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 12px 0; }
.breakdown-item { background: var(--surface2); border-radius: 8px; padding: 10px 12px; text-align: center; }
.breakdown-item .val { font-family: var(--mono); font-size: 18px; font-weight: 700; }
.breakdown-item .lbl { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 2px; }

.gap-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--danger); margin: 4px 0; }
.gap-item::before { content: '✕'; font-size: 10px; }

/* ===== MISC ===== */
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); font-family: var(--mono); font-size: 12px; }
.empty-state .icon { font-size: 48px; margin-bottom: 12px; }
.loading { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 12px; color: var(--accent); padding: 20px; }
.spinner { width: 16px; height: 16px; border: 2px solid rgba(124,58,237,0.2); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.step-row { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; }
.step { width: 8px; height: 8px; border-radius: 50%; background: var(--border); transition: all 0.3s; }
.step.done { background: var(--accent2); }
.step.active { background: var(--accent); width: 24px; border-radius: 4px; }
.step-label { font-family: var(--mono); font-size: 11px; color: var(--muted); margin-left: 4px; }

#toast {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--surface2); border: 1px solid var(--accent2);
  color: var(--accent2); padding: 12px 20px; border-radius: 8px;
  font-family: var(--mono); font-size: 12px; z-index: 999;
  transform: translateY(80px); opacity: 0; transition: all 0.3s;
  max-width: 300px;
}
#toast.show { transform: translateY(0); opacity: 1; }

hr.divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }
.actions-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-top: 20px; }
.info-chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--muted); font-family: var(--mono);
  background: var(--surface2); border: 1px solid var(--border);
  padding: 5px 10px; border-radius: 6px;
}
.info-chip .highlight { color: var(--accent); margin: 0 4px; }

.summary-card {
  background: rgba(124,58,237,0.08);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 12px; padding: 20px 24px; margin-bottom: 20px;
}
.all-matched { margin-top: 10px; font-size: 12px; color: var(--accent2); }
.matched-section, .gap-section { margin-top: 10px; }
.section-micro-label { font-size: 11px; color: var(--muted); font-family: var(--mono); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 1px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
  .row { grid-template-columns: 1fr; }
  .breakdown-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .tabs { max-width: 100%; }
  .tab-btn { font-size: 9px; padding: 10px 6px; }
  .result-card { padding: 16px; }
}