/* ═══════════════════════════════════════════════════════════════
   AI Resume Analyzer – Dark Premium CSS
   Font: Space Grotesk + JetBrains Mono
   ═══════════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────────────── */
:root {
  --bg:          #080c14;
  --bg2:         #0f172a;
  --bg3:         #1e293b;
  --card:        rgba(30, 41, 59, 0.7);
  --border:      rgba(99, 102, 241, 0.18);
  --border-soft: rgba(255,255,255,0.06);

  --accent:      #6366f1;
  --accent2:     #8b5cf6;
  --accent3:     #06b6d4;
  --success:     #22c55e;
  --warning:     #f59e0b;
  --danger:      #ef4444;

  --text:        #f1f5f9;
  --text2:       #cbd5e1;
  --muted:       #64748b;

  --radius:      12px;
  --radius-lg:   20px;
  --shadow:      0 4px 32px rgba(0,0,0,0.5);
  --glow:        0 0 40px rgba(99,102,241,0.15);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Space Grotesk', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { opacity: .8; }

.mono { font-family: 'JetBrains Mono', monospace; font-size: .85em; }
.muted { color: var(--muted); }

/* ── Navbar ─────────────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8,12,20,.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: .5rem;
  font-size: 1.25rem; font-weight: 700; color: var(--text);
  letter-spacing: -.02em;
}
.logo-icon {
  color: var(--accent); font-size: 1.4rem; font-weight: 700;
}
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-link { color: var(--text2); font-size: .95rem; transition: color .2s; }
.nav-link:hover { color: var(--text); }
.nav-user {
  color: var(--muted); font-size: .875rem;
  padding: .25rem .75rem;
  border: 1px solid var(--border);
  border-radius: 99px;
}

/* ── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .6rem 1.4rem;
  border-radius: 8px;
  font-family: inherit; font-size: .95rem; font-weight: 600;
  cursor: pointer; border: none; transition: all .2s;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 20px rgba(99,102,241,.35);
}
.btn-primary:hover {
  background: #818cf8;
  box-shadow: 0 0 28px rgba(99,102,241,.55);
  opacity: 1;
}
.btn-ghost {
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--text); opacity: 1; }
.btn-lg { padding: .85rem 2.2rem; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-sm { padding: .3rem .8rem; font-size: .8rem; }

/* ── Flash messages ─────────────────────────────────────────────── */
.flash-container { max-width: 800px; margin: 1rem auto; padding: 0 2rem; }
.flash {
  padding: .85rem 1.2rem;
  border-radius: var(--radius);
  margin-bottom: .5rem;
  font-size: .9rem;
}
.flash-success { background: rgba(34,197,94,.15); border: 1px solid rgba(34,197,94,.3); color: #86efac; }
.flash-error   { background: rgba(239,68,68,.15);  border: 1px solid rgba(239,68,68,.3);  color: #fca5a5; }

/* ── Hero ───────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%; left: 30%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 760px; padding: 2rem;
}
.badge {
  display: inline-block;
  padding: .35rem 1rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  font-size: .8rem; color: var(--accent); letter-spacing: .05em;
  margin-bottom: 1.5rem;
  background: rgba(99,102,241,.08);
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.03em;
  margin-bottom: 1.2rem;
}
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2), var(--accent3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.15rem; color: var(--text2);
  max-width: 560px; margin: 0 auto 2rem;
}
.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-stats {
  display: flex; justify-content: center; gap: 3rem; flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; align-items: center; }
.stat-num { font-size: 2rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: .8rem; color: var(--muted); letter-spacing: .05em; }

/* ── Features ───────────────────────────────────────────────────── */
.features {
  max-width: 1200px; margin: 0 auto; padding: 5rem 2rem;
}
.section-header {
  text-align: center; margin-bottom: 3rem;
}
.section-header h2 { font-size: 2.2rem; font-weight: 700; letter-spacing: -.02em; }
.section-header p  { color: var(--text2); margin-top: .5rem; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: var(--card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color .3s, transform .3s, box-shadow .3s;
}
.feature-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--glow);
}
.feature-icon { font-size: 2.2rem; margin-bottom: 1rem; }
.feature-card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: .5rem; }
.feature-card p  { color: var(--text2); font-size: .9rem; }

/* ── Upload Section ─────────────────────────────────────────────── */
.upload-section {
  max-width: 640px; margin: 0 auto 6rem;
  padding: 0 2rem;
}
.upload-form { display: flex; flex-direction: column; gap: 1.2rem; }
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: all .3s;
  background: var(--card);
  backdrop-filter: blur(12px);
}
.drop-zone:hover, .drop-zone.dragging {
  border-color: var(--accent);
  background: rgba(99,102,241,.08);
}
.drop-icon { font-size: 3rem; margin-bottom: 1rem; }
.drop-text { font-size: 1.1rem; font-weight: 600; }
.drop-sub  { color: var(--muted); font-size: .875rem; margin-top: .3rem; }
.file-selected { margin-top: 1rem; color: var(--success); font-size: .9rem; }

.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label { font-size: .875rem; color: var(--text2); font-weight: 500; }
.text-input, .select-input {
  background: var(--bg3);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: .95rem;
  padding: .75rem 1rem;
  outline: none;
  transition: border-color .2s;
}
.text-input:focus, .select-input:focus { border-color: var(--accent); }
.select-input option { background: var(--bg3); }

.progress-bar-wrap {
  background: var(--bg3);
  border-radius: 99px; height: 8px;
  overflow: hidden; position: relative;
}
.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  width: 0%; transition: width .3s;
  border-radius: 99px;
}
#progressLabel {
  display: block; text-align: center; font-size: .8rem; color: var(--muted); margin-top: .3rem;
}
.upload-gate {
  text-align: center; padding: 3rem;
  background: var(--card); border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  color: var(--text2);
}

/* ── Auth ───────────────────────────────────────────────────────── */
.auth-section {
  min-height: 85vh;
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
}
.auth-card {
  background: var(--card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 3rem;
  width: 100%; max-width: 420px;
  box-shadow: var(--shadow);
}
.auth-logo  { text-align: center; font-size: 1.5rem; font-weight: 700; margin-bottom: 1.5rem; }
.auth-title { font-size: 1.75rem; font-weight: 700; text-align: center; margin-bottom: .4rem; }
.auth-sub   { color: var(--muted); text-align: center; font-size: .9rem; margin-bottom: 2rem; }
.auth-form  { display: flex; flex-direction: column; gap: 1rem; }
.auth-switch { text-align: center; color: var(--text2); font-size: .875rem; margin-top: 1.5rem; }

/* ── Dashboard ──────────────────────────────────────────────────── */
.dashboard-section { max-width: 1100px; margin: 0 auto; padding: 3rem 2rem; }
.dash-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 2.5rem; flex-wrap: wrap; gap: 1rem;
}
.dash-header h1 { font-size: 1.8rem; font-weight: 700; }
.section-title { font-size: 1.2rem; font-weight: 600; margin: 2rem 0 1rem; color: var(--text2); }

.dash-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem; margin-bottom: 2rem;
}
.dash-stat-card {
  background: var(--card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex; align-items: center; gap: 1.2rem;
  transition: border-color .3s;
}
.dash-stat-card:hover { border-color: var(--border); }
.dsc-icon { font-size: 2rem; }
.dsc-num   { display: block; font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.dsc-label { font-size: .8rem; color: var(--muted); }

.history-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border-soft);
}
.history-table {
  width: 100%; border-collapse: collapse;
  font-size: .9rem;
}
.history-table th {
  background: var(--bg3);
  color: var(--muted);
  font-weight: 600; font-size: .8rem; letter-spacing: .05em; text-transform: uppercase;
  padding: .85rem 1.2rem; text-align: left;
}
.history-table td {
  padding: .85rem 1.2rem;
  border-top: 1px solid var(--border-soft);
  color: var(--text2);
}
.history-table tr:hover td { background: rgba(99,102,241,.05); }

.score-badge {
  padding: .2rem .65rem;
  border-radius: 99px;
  font-weight: 700; font-size: .85rem;
}
.score-good { background: rgba(34,197,94,.15);  color: var(--success); }
.score-avg  { background: rgba(245,158,11,.15); color: var(--warning); }
.score-low  { background: rgba(239,68,68,.15);  color: var(--danger);  }

.empty-state {
  text-align: center; padding: 4rem 2rem;
  background: var(--card); border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
}
.empty-icon { font-size: 3rem; margin-bottom: 1rem; }
.empty-state h3 { font-size: 1.4rem; margin-bottom: .5rem; }
.empty-state p  { color: var(--muted); margin-bottom: 1.5rem; }

/* ── Results ────────────────────────────────────────────────────── */
.result-section { max-width: 1100px; margin: 0 auto; padding: 2rem 2rem 4rem; }

.result-topbar {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem;
}
.result-name { font-size: 1.8rem; font-weight: 700; }
.result-meta { color: var(--muted); font-size: .9rem; }
.result-actions { display: flex; gap: .75rem; flex-wrap: wrap; }

.result-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem; margin-bottom: 2rem;
}

.result-card {
  background: var(--card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: .6rem;
  transition: border-color .3s, transform .3s;
}
.result-card:hover { border-color: var(--border); transform: translateY(-3px); }

/* ATS Ring */
.ats-ring-wrap { position: relative; width: 120px; height: 120px; }
.ats-ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg   { fill: none; stroke: var(--bg3); stroke-width: 10; }
.ring-fill {
  fill: none; stroke: var(--accent); stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 314;
  stroke-dashoffset: calc(314 - (314 * var(--score) / 100));
  transition: stroke-dashoffset 1.2s cubic-bezier(.4,0,.2,1);
}
.ats-number {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.8rem; font-weight: 700; color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}
.card-label { color: var(--muted); font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; }
.card-icon  { font-size: 2.5rem; }
.card-value { font-size: 1.4rem; font-weight: 700; }

.rating-badge {
  padding: .25rem .75rem; border-radius: 99px;
  font-size: .75rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
}
.rating-excellent { background: rgba(34,197,94,.15);  color: var(--success); }
.rating-good      { background: rgba(99,102,241,.15); color: #a5b4fc; }
.rating-average   { background: rgba(245,158,11,.15); color: var(--warning); }
.rating-needswork { background: rgba(239,68,68,.15);  color: var(--danger); }

.confidence-bar-wrap {
  width: 100%; height: 4px;
  background: var(--bg3); border-radius: 99px; overflow: hidden;
}
.confidence-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 99px; transition: width 1s ease;
}
.confidence-label { font-size: .78rem; color: var(--muted); }
.top-preds { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; margin-top: .3rem; }
.pred-tag {
  font-size: .72rem; padding: .15rem .6rem;
  border-radius: 99px;
  background: rgba(99,102,241,.12); color: var(--accent);
  border: 1px solid var(--border);
}
.missing-count { color: var(--danger); font-size: .8rem; font-weight: 600; }

/* Result panels */
.result-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem;
  margin-bottom: 1.2rem;
}
@media (max-width: 700px) { .result-row { grid-template-columns: 1fr; } }

.result-panel {
  background: var(--card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.2rem;
}
.full-width  { width: 100%; }
.panel-danger  { border-color: rgba(239,68,68,.25); background: rgba(239,68,68,.04); }
.panel-accent  { border-color: var(--border); background: rgba(99,102,241,.06); }
.panel-success { border-color: rgba(34,197,94,.25); background: rgba(34,197,94,.04); }

.panel-title { font-size: 1rem; font-weight: 700; margin-bottom: 1.2rem; color: var(--text); }

/* ATS breakdown bars */
.comp-row {
  display: flex; align-items: center; gap: .75rem; margin-bottom: .85rem;
}
.comp-name { flex: 0 0 80px; font-size: .8rem; color: var(--text2); text-transform: capitalize; }
.comp-bar-wrap {
  flex: 1; height: 8px; background: var(--bg3);
  border-radius: 99px; overflow: hidden;
}
.comp-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 99px; transition: width 1s ease;
}
.comp-val { flex: 0 0 32px; font-size: .8rem; color: var(--muted); text-align: right; }

/* Sections chips */
.sections-grid { display: flex; flex-wrap: wrap; gap: .5rem; }
.section-chip {
  padding: .35rem .85rem; border-radius: 99px;
  font-size: .8rem; font-weight: 500;
}
.chip-yes { background: rgba(34,197,94,.12);  color: var(--success); border: 1px solid rgba(34,197,94,.25); }
.chip-no  { background: rgba(239,68,68,.08);  color: var(--danger);  border: 1px solid rgba(239,68,68,.2); }

/* Skills */
.skill-group { margin-bottom: 1rem; }
.skill-cat   { font-size: .75rem; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; display: block; margin-bottom: .4rem; }
.skill-tags  { display: flex; flex-wrap: wrap; gap: .4rem; }
.skill-tag {
  background: rgba(99,102,241,.12);
  color: #a5b4fc;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .2rem .7rem;
  font-size: .8rem; font-weight: 500;
}
.tag-missing {
  background: rgba(239,68,68,.1);
  color: #fca5a5;
  border-color: rgba(239,68,68,.25);
}

.ai-summary { color: var(--text2); line-height: 1.8; font-size: .95rem; }

.suggestion-list {
  padding-left: 1.2rem; color: var(--text2); font-size: .9rem;
}
.suggestion-list li { margin-bottom: .6rem; line-height: 1.6; }

/* ── Footer ─────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border-soft);
  padding: 1.5rem 2rem;
  text-align: center; color: var(--muted); font-size: .85rem;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }

/* ── Animations ─────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-content > * { animation: fadeUp .6s ease both; }
.hero-content > *:nth-child(1) { animation-delay: .05s; }
.hero-content > *:nth-child(2) { animation-delay: .15s; }
.hero-content > *:nth-child(3) { animation-delay: .25s; }
.hero-content > *:nth-child(4) { animation-delay: .35s; }
.hero-content > *:nth-child(5) { animation-delay: .45s; }

/* ── Mobile ─────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-links .nav-link { display: none; }
  .result-cards { grid-template-columns: 1fr; }
  .dash-grid    { grid-template-columns: 1fr; }
  .auth-card { padding: 2rem 1.5rem; }
}