/* ============================================================
   RésuméScanner — Design tokens
   Palette: cool paper background, ink text, signal-blue primary,
   verified-green / flagged-amber / missing-red as semantic accents.
   Type: Space Grotesk (display) + Inter (body) + JetBrains Mono (data)
   Signature: instrument "gauge" score dials + scanning hairline motif
   ============================================================ */

:root {
  --paper: #F1F3F6;
  --paper-raised: #FFFFFF;
  --ink: #12161F;
  --ink-soft: #4B5468;
  --ink-faint: #8891A3;
  --line: #DEE2EA;
  --line-soft: #E9ECF1;

  --signal: #3452FF;
  --signal-ink: #1F35C4;
  --signal-tint: #E8ECFF;

  --good: #16915B;
  --good-tint: #E4F6ED;
  --warn: #C77800;
  --warn-tint: #FCEEDA;
  --bad: #D53F4B;
  --bad-tint: #FBE7E8;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-card: 0 1px 2px rgba(18,22,31,0.04), 0 8px 24px rgba(18,22,31,0.06);
  --shadow-lift: 0 4px 10px rgba(18,22,31,0.06), 0 20px 40px rgba(18,22,31,0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

a { color: inherit; }

button { font-family: var(--font-body); cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ---------- signature scan-line ---------- */
.scanline {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--signal) 20%, var(--signal) 80%, transparent);
  opacity: 0.55;
  z-index: 999;
  animation: scan 7s linear infinite;
  pointer-events: none;
}
@keyframes scan {
  0%   { transform: translateY(0); opacity: 0; }
  4%   { opacity: 0.55; }
  50%  { transform: translateY(100vh); opacity: 0.55; }
  54%  { opacity: 0; }
  100% { transform: translateY(100vh); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .scanline { animation: none; display: none; }
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(241,243,246,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 20px; height: 20px;
  border-radius: 5px;
  background: conic-gradient(from 180deg, var(--signal), var(--good), var(--warn), var(--signal));
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}
.brand-accent { color: var(--signal); }
.header-nav { display: flex; gap: 28px; font-size: 0.92rem; font-weight: 500; }
.header-nav a { text-decoration: none; color: var(--ink-soft); }
.header-nav a:hover { color: var(--ink); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 22px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--ink);
  color: #fff;
}
.btn-primary:hover:not(:disabled) { background: var(--signal-ink); }
.btn-primary:disabled { background: var(--ink-faint); cursor: not-allowed; }
.btn-lg { padding: 15px 30px; font-size: 1rem; }
.btn-secondary {
  background: var(--paper-raised);
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-secondary:hover { border-color: var(--ink-faint); }

/* ---------- hero ---------- */
.hero {
  padding: 96px 28px 64px;
  text-align: center;
  max-width: 760px;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal-ink);
  background: var(--signal-tint);
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  margin: 0 0 22px;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero-sub {
  color: var(--ink-soft);
  font-size: 1.08rem;
  margin-bottom: 34px;
}

/* ---------- upload panel ---------- */
.upload-section { padding-bottom: 40px; }
.panel {
  background: var(--paper-raised);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  margin-bottom: 28px;
}
.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 760px) {
  .panel-grid { grid-template-columns: 1fr; }
}

.dropzone {
  border: 2px dashed var(--line);
  border-radius: var(--radius-md);
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  background: var(--paper);
}
.dropzone:hover, .dropzone.dragover {
  border-color: var(--signal);
  background: var(--signal-tint);
}
.dropzone.has-file {
  border-style: solid;
  border-color: var(--good);
  background: var(--good-tint);
  cursor: default;
}
.dz-icon { color: var(--ink-faint); margin-bottom: 10px; }
.dropzone:hover .dz-icon { color: var(--signal); }
.dz-title { font-weight: 600; margin: 0 0 4px; }
.dz-sub { color: var(--ink-soft); font-size: 0.9rem; margin: 0; }
.dz-link { color: var(--signal-ink); text-decoration: underline; }
.dz-file {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.9rem;
  color: var(--good);
}
.dz-remove {
  background: none; border: none; color: var(--ink-faint);
  font-size: 0.95rem; margin-left: 6px;
}
.dz-remove:hover { color: var(--bad); }

.jd-field { display: flex; flex-direction: column; }
.jd-field label {
  font-weight: 600; font-size: 0.92rem; margin-bottom: 8px;
}
.optional { font-weight: 400; color: var(--ink-faint); font-size: 0.85rem; }
.jd-field textarea {
  flex: 1;
  min-height: 220px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  background: var(--paper);
  color: var(--ink);
}
.jd-field textarea:focus { border-color: var(--signal); outline: none; background: #fff; }

.upload-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 26px;
}
.upload-hint { color: var(--ink-faint); font-size: 0.88rem; margin: 0; }

.error-banner {
  margin-top: 18px;
  background: var(--bad-tint);
  color: var(--bad);
  border: 1px solid rgba(213,63,75,0.25);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.9rem;
}

/* ---------- loading ---------- */
.loading-section { padding: 40px 28px 60px; text-align: center; }
.loading-panel { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.loading-dial { width: 64px; height: 64px; }
.loading-dial svg { width: 100%; height: 100%; }
.loading-dial circle {
  fill: none; stroke: var(--signal); stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 220;
  stroke-dashoffset: 60;
  transform-origin: center;
  animation: spin 1.1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-title { font-weight: 600; font-family: var(--font-display); }
.loading-sub { color: var(--ink-soft); font-size: 0.9rem; margin: 0; }

/* ---------- results ---------- */
.results-section { padding: 20px 28px 80px; }
.results-header { margin-bottom: 26px; }
.results-header h2 { font-size: 1.6rem; margin-bottom: 6px; }
.results-meta { color: var(--ink-faint); font-family: var(--font-mono); font-size: 0.85rem; }

.score-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 28px;
}
@media (max-width: 760px) { .score-grid { grid-template-columns: 1fr; } }

.score-card {
  background: var(--paper-raised);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.score-card h3 { font-size: 1.1rem; margin: 6px 0 8px; }
.score-desc { color: var(--ink-soft); font-size: 0.88rem; margin: 0 0 14px; min-height: 40px; }

.gauge { position: relative; width: 180px; margin: 0 auto 4px; }
.gauge svg { width: 100%; }
.gauge-track {
  fill: none; stroke: var(--line-soft); stroke-width: 12; stroke-linecap: round;
}
.gauge-fill {
  fill: none; stroke: var(--signal); stroke-width: 12; stroke-linecap: round;
  stroke-dasharray: 188.5; stroke-dashoffset: 188.5;
  transition: stroke-dashoffset 1s cubic-bezier(.4,0,.2,1), stroke 0.4s ease;
}
.gauge-fill.accent-2 { stroke: var(--good); }
.gauge-value {
  position: absolute; left: 0; right: 0; bottom: 6px;
  font-family: var(--font-mono); font-weight: 700; font-size: 1.8rem;
}
.gauge-value small { font-size: 0.9rem; color: var(--ink-faint); font-weight: 400; margin-left: 2px; }

.link-btn {
  background: none; border: none; color: var(--signal-ink);
  font-size: 0.87rem; font-weight: 600; padding: 4px;
}
.link-btn:hover { text-decoration: underline; }

.breakdown { margin-top: 16px; text-align: left; }
.breakdown-row { padding: 12px 0; border-top: 1px solid var(--line-soft); }
.breakdown-row-head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-weight: 600; font-size: 0.9rem; margin-bottom: 6px;
}
.breakdown-row-head span.pts { font-family: var(--font-mono); color: var(--ink-soft); font-weight: 500; }
.breakdown-row ul { margin: 0; padding-left: 18px; color: var(--ink-soft); font-size: 0.84rem; }
.breakdown-row ul li { margin-bottom: 3px; }

/* ---------- panels ---------- */
.panel-title { font-size: 1.05rem; margin-bottom: 16px; }
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 760px) { .results-grid { grid-template-columns: 1fr; } }

.summary-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.summary-list li {
  padding-left: 22px; position: relative; color: var(--ink-soft); font-size: 0.94rem;
}
.summary-list li::before {
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--signal);
}

.skills-container { display: flex; flex-direction: column; gap: 16px; }
.skill-category-title {
  font-family: var(--font-mono); font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--ink-faint); margin-bottom: 8px;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 0.85rem; padding: 6px 12px; border-radius: 999px;
  background: var(--signal-tint); color: var(--signal-ink); font-weight: 500;
}
.chip.chip-empty { background: var(--paper); color: var(--ink-faint); }

.keyword-percent {
  font-family: var(--font-mono); font-size: 2.2rem; font-weight: 700;
  margin-bottom: 4px;
}
.keyword-percent-label { color: var(--ink-soft); font-size: 0.85rem; margin-bottom: 18px; }
.kw-group-title { font-weight: 600; font-size: 0.85rem; margin: 14px 0 8px; }
.chip.chip-matched { background: var(--good-tint); color: var(--good); }
.chip.chip-missing { background: var(--bad-tint); color: var(--bad); }
.kw-note { color: var(--ink-faint); font-size: 0.88rem; }

.grammar-summary {
  display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 18px;
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-soft);
}
.grammar-summary strong { color: var(--ink); font-size: 1.1rem; }
.grammar-list { display: flex; flex-direction: column; gap: 12px; }
.grammar-item {
  border: 1px solid var(--line-soft); border-radius: var(--radius-sm);
  padding: 14px 16px; background: var(--paper);
}
.grammar-item-tag {
  display: inline-block; font-family: var(--font-mono); font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.04em;
  padding: 3px 8px; border-radius: 5px; margin-bottom: 8px;
  background: var(--warn-tint); color: var(--warn);
}
.grammar-item-original {
  font-size: 0.9rem; color: var(--ink); margin: 0 0 6px;
  font-style: italic; border-left: 3px solid var(--line); padding-left: 10px;
}
.grammar-item-suggestion { font-size: 0.87rem; color: var(--ink-soft); margin: 0; }
.grammar-empty { color: var(--good); font-weight: 500; }

.suggestion-list { margin: 0; padding-left: 20px; color: var(--ink-soft); font-size: 0.92rem; }
.suggestion-list li { margin-bottom: 8px; }

.rescan-row { text-align: center; margin-top: 12px; }

/* ---------- how it works ---------- */
.how-section { padding: 60px 28px 100px; text-align: center; }
.how-section h2 { font-size: 1.7rem; margin-bottom: 10px; }
.how-sub { color: var(--ink-soft); max-width: 520px; margin: 0 auto 40px; }
.how-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: left;
}
@media (max-width: 860px) { .how-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .how-grid { grid-template-columns: 1fr; } }
.how-card {
  background: var(--paper-raised); border: 1px solid var(--line-soft);
  border-radius: var(--radius-md); padding: 22px;
}
.how-num {
  font-family: var(--font-mono); color: var(--signal); font-weight: 700; font-size: 0.85rem;
}
.how-card h4 { margin: 10px 0 8px; font-size: 1rem; }
.how-card p { color: var(--ink-soft); font-size: 0.88rem; margin: 0; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line-soft); padding: 28px 0; }
.footer-inner { color: var(--ink-faint); font-size: 0.82rem; text-align: center; }