/* Volores design system — shared tokens and components.
   Two modes: recruiter (dark, default) / candidate (light, body.candidate-mode).
   See ../design.md for source-of-truth tokens. */

/* ─── Tokens: recruiter dark (default) ──────────────────────────────────── */

:root {
  /* Page background */
  --color-neutral:          #1C1E26;
  /* Surfaces */
  --color-surface:          #232638;
  --color-surface-raised:   #2A2D3E;
  --color-surface-glass:    rgba(35, 38, 56, 0.82);
  /* Text */
  --color-on-surface:       #F0EEE8;
  --color-on-surface-secondary: #C4C2D8;
  --color-on-surface-muted: #5A5E7A;
  /* Borders */
  --color-border:           #2E3245;
  --color-border-strong:    #3A3D58;
  --color-border-glass:     rgba(255, 255, 255, 0.06);
  /* Brand accent — purple */
  --color-primary:          #7B6EF6;
  --color-primary-dark:     #9186F8;
  --color-primary-light:    #7B6EF6;
  --color-primary-pale:     #2A2650;
  /* Semantic */
  --color-secondary:        #2A2D3E;
  --color-tertiary:         #D4A44C;
  --color-tertiary-pale:    #2D1E08;
  --color-error:            #B85252;
  --color-error-light:      #2A1418;

  /* Score hues — identical in both modes */
  --score-high-text:   #4ABA78;
  --score-high-bg:     #162B1E;
  --score-high-border: #1E4A2E;
  --score-mid-text:    #C4A832;
  --score-mid-bg:      #1E1E10;
  --score-mid-border:  #3A3410;
  --score-low-text:    #B05050;
  --score-low-bg:      #221418;
  --score-low-border:  #3A1A1A;

  /* Typography */
  --font-display: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-sans:    Inter, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  /* Type scale */
  --text-xs:   11px;
  --text-sm:   13px;
  --text-base: 15px;
  --text-lg:   18px;
  --text-xl:   22px;
  --text-2xl:  28px;
  --text-3xl:  36px;

  /* Radii */
  --radius-sm:   6px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-full: 9999px;
  /* Legacy aliases */
  --rounded-sm:  var(--radius-sm);
  --rounded-md:  var(--radius-md);
  --rounded-lg:  var(--radius-lg);
  --rounded-full:var(--radius-full);

  /* Spacing */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  40px;
  --space-xxl: 64px;

  /* Layout */
  --page-max-width: 900px;
  --form-max-width: 600px;

  /* Motion */
  --ease-out:      cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 150ms;
  --duration-base: 260ms;
}

/* ─── Tokens: candidate mode ─────────────────────────────────────────────── */
/* Same dark palette as recruiter — distinction is subtle, not chromatic */

body.candidate-mode {
  /* Intentionally no color overrides — both modes share the dark palette */
}

/* ─── Base ───────────────────────────────────────────────────────────────── */

* { box-sizing: border-box; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  background: var(--color-neutral);
  color: var(--color-on-surface);
  margin: 0;
  padding: 0 var(--space-lg);
  line-height: 1.6;
  animation: fade-in-up var(--duration-base) var(--ease-out);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

p { color: var(--color-on-surface); margin: 0 0 var(--space-sm); }

/* ─── Typography ─────────────────────────────────────────────────────────── */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 0;
}

h1 { font-size: var(--text-3xl); line-height: 1.15; }
h2 { font-size: var(--text-2xl); line-height: 1.25; }
h3 { font-size: var(--text-xl);  line-height: 1.35; }
h4 { font-size: var(--text-lg);  line-height: 1.45; font-weight: 500; }

.text-muted  { color: var(--color-on-surface-muted); }
.text-mono   { font-family: var(--font-mono); letter-spacing: 0.02em; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-on-surface-muted);
}

.headline-xl {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

/* ─── Layout ─────────────────────────────────────────────────────────────── */

.page        { max-width: var(--page-max-width); margin: 0 auto; position: relative; flex: 1; display: flex; flex-direction: column; width: 100%; }
.page-narrow { max-width: var(--form-max-width); margin: 0 auto; flex: 1; display: flex; flex-direction: column; width: 100%; }

/* ─── Ambient blobs ──────────────────────────────────────────────────────── */

.bg-blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  pointer-events: none;
}

.bg-blob-1 {
  top: -120px; left: -8%;
  width: 400px; height: 400px;
  background: var(--color-primary);
  opacity: 0.13;
}

.bg-blob-2 {
  bottom: -140px; right: -6%;
  width: 440px; height: 440px;
  background: var(--color-primary);
  opacity: 0.07;
}

body.candidate-mode .bg-blob-1 { opacity: 0.10; }
body.candidate-mode .bg-blob-2 { opacity: 0.05; }

/* ─── Nav ────────────────────────────────────────────────────────────────── */

nav.glass {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  margin: 0 calc(-1 * var(--space-lg)) var(--space-lg);
  background: var(--color-surface-glass);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 0.5px solid var(--color-border-glass);
}

nav.glass a {
  text-decoration: none;
  color: var(--color-on-surface-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: color var(--duration-fast) var(--ease-out);
}

nav.glass a:hover { color: var(--color-on-surface); text-decoration: none; }
nav.glass a.brand { font-family: var(--font-display); font-weight: 600; font-size: 20px; color: var(--color-on-surface); margin-right: auto; text-decoration: none; }
nav.glass a.brand:hover { text-decoration: none; color: var(--color-on-surface); }

.wordmark-accent { color: var(--color-primary); }

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  nav.glass, .card-glass { background: var(--color-surface); }
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */

button, .btn {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  padding: 10px 20px;
  cursor: pointer;
  border: none;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    opacity var(--duration-fast) var(--ease-out);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

button:active, .btn:active { opacity: 0.82; }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { opacity: 0.45; cursor: default; }

.btn-secondary {
  background: transparent;
  color: var(--color-on-surface-muted);
  border: 0.5px solid var(--color-border);
}
.btn-secondary:hover {
  color: var(--color-on-surface);
  border-color: var(--color-primary);
}

.btn-destructive {
  background: var(--color-error);
  color: #fff;
  padding: 8px 18px;
}
.btn-destructive:hover { opacity: 0.88; }
.btn-destructive:disabled { opacity: 0.45; cursor: default; }

/* ─── Inputs & forms ─────────────────────────────────────────────────────── */

input, textarea, select {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  background: var(--color-surface);
  color: var(--color-on-surface);
  border: 0.5px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  width: 100%;
  box-sizing: border-box;
  transition: border-color var(--duration-fast) var(--ease-out);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-pale);
}

textarea { min-height: 110px; resize: vertical; }

label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-top: var(--space-lg);
}

.hint {
  font-weight: 400;
  color: var(--color-on-surface-muted);
  font-size: var(--text-sm);
  margin-top: 2px;
}

/* ─── Cards ──────────────────────────────────────────────────────────────── */

.card-glass {
  background: var(--color-surface-glass);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.card-glass.interactive {
  text-decoration: none;
  color: inherit;
  display: block;
  transition: border-color var(--duration-fast) var(--ease-out);
  cursor: pointer;
}
.card-glass.interactive:hover {
  border-color: var(--color-primary);
  text-decoration: none;
}

.card-solid {
  background: var(--color-surface);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

/* ─── Badges ─────────────────────────────────────────────────────────────── */

.badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: var(--color-primary-pale);
  color: var(--color-primary-dark);
  border: 0.5px solid transparent;
}

/* Score badges — same in both modes */
.badge.fit-high {
  background: var(--score-high-bg);
  color: var(--score-high-text);
  border-color: var(--score-high-border);
}
.badge.fit-mid {
  background: var(--score-mid-bg);
  color: var(--score-mid-text);
  border-color: var(--score-mid-border);
}
.badge.fit-low {
  background: var(--score-low-bg);
  color: var(--score-low-text);
  border-color: var(--score-low-border);
}


/* ─── Banners ────────────────────────────────────────────────────────────── */

.banner-warning {
  background: var(--color-tertiary-pale);
  color: var(--color-tertiary);
  border-radius: var(--radius-sm);
  border: 0.5px solid var(--color-tertiary);
  padding: 10px 14px;
  font-size: var(--text-sm);
}

.banner-error {
  background: var(--color-error-light);
  color: var(--color-error);
  border-radius: var(--radius-sm);
  border: 0.5px solid var(--color-error);
  padding: 10px 14px;
  font-size: var(--text-sm);
}

/* ─── Progress ───────────────────────────────────────────────────────────── */

.progress-track {
  height: 3px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--duration-base) var(--ease-out);
}

/* ─── Loading ────────────────────────────────────────────────────────────── */

.loading-dot {
  display: inline-block;
  vertical-align: middle;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: breathe 1.6s ease-in-out infinite;
}

.loading-ring {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  border-top-color: var(--color-primary);
  animation: spin 0.9s linear infinite;
}

@keyframes breathe {
  0%, 100% { transform: scale(0.85); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 1; }
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Status dots (live call) ────────────────────────────────────────────── */

.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.status-dot.listening { background: var(--color-primary); animation: breathe 1.1s ease-in-out infinite; }
.status-dot.speaking  { background: var(--color-on-surface-muted); animation: breathe 2s ease-in-out infinite; }
.status-dot.idle      { background: var(--color-border); }

/* ─── Hint collapsible ───────────────────────────────────────────────────── */

details.hint-collapsible { margin-top: 4px; display: block; }

details.hint-collapsible summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  user-select: none;
}
details.hint-collapsible summary::-webkit-details-marker { display: none; }

details.hint-collapsible .hint-body {
  font-weight: 400;
  color: var(--color-on-surface-muted);
  font-size: var(--text-sm);
  margin-top: 6px;
  line-height: 1.55;
}

/* ─── Footer ─────────────────────────────────────────────────────────────── */

.siteFooter {
  margin-top: auto;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-top: 0.5px solid var(--color-border);
  color: var(--color-on-surface-muted);
  font-size: var(--text-xs);
  text-align: center;
}
.siteFooter a { color: var(--color-on-surface-muted); }

/* ─── Cookie notice ───────────────────────────────────────────────────────── */

#cookieNotice {
  position: fixed;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface-raised);
  border: 0.5px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  font-size: 13px;
  color: var(--color-on-surface-muted);
  z-index: 9999;
  max-width: 520px;
  width: calc(100% - var(--space-xl));
  box-shadow: 0 4px 24px rgba(0,0,0,0.35);
}
#cookieNotice a { color: var(--color-primary); text-decoration: none; }
#cookieNotice a:hover { color: var(--color-primary-hover); }
#cookieNotice button {
  flex-shrink: 0;
  background: var(--color-surface);
  border: 0.5px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  color: var(--color-on-surface);
  font-size: 12px;
  padding: 5px 12px;
  cursor: pointer;
  white-space: nowrap;
}
#cookieNotice button:hover { border-color: var(--color-primary); color: var(--color-primary); }
#cookieNotice.hidden { display: none; }

/* ─── Animations ─────────────────────────────────────────────────────────── */

.hidden { display: none !important; }

.screen { animation: fade-in-up var(--duration-base) var(--ease-out); }

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes step-exit-up   { from { opacity:1; transform:translateY(0);   } to { opacity:0; transform:translateY(-24px); } }
@keyframes step-enter-below { from { opacity:0; transform:translateY(24px);  } to { opacity:1; transform:translateY(0); } }
@keyframes step-exit-down   { from { opacity:1; transform:translateY(0);   } to { opacity:0; transform:translateY(24px);  } }
@keyframes step-enter-above { from { opacity:0; transform:translateY(-24px); } to { opacity:1; transform:translateY(0); } }

.step-exit-up    { animation: step-exit-up      250ms var(--ease-out) forwards; }
.step-exit-down  { animation: step-exit-down     250ms var(--ease-out) forwards; }
.step-enter-below{ animation: step-enter-below   250ms var(--ease-out) forwards; }
.step-enter-above{ animation: step-enter-above   250ms var(--ease-out) forwards; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */

/* ─── Tablet (641–900px) ──────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .card-glass { padding: var(--space-lg); }
}

/* ─── Mobile (<640px) ─────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  body { padding: 0 var(--space-md); }

  h1 { font-size: var(--text-2xl); }
  h2 { font-size: var(--text-xl); }
  h3 { font-size: var(--text-lg); }

  .headline-xl { font-size: var(--text-2xl); letter-spacing: -0.01em; }

  label { margin-top: var(--space-md); }

  /* Nav: single row — brand left, navAuth right, hide middle page links */
  nav.glass {
    flex-wrap: nowrap;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    margin: 0 calc(-1 * var(--space-md)) var(--space-md);
  }
  nav.glass a.brand { width: auto; margin-right: auto; }
  nav.glass > a:not(.brand) { display: none; }

  .card-glass, .card-solid { padding: var(--space-md); }

  .interviewRow { flex-wrap: wrap; }
  .interviewActions { width: 100%; margin-top: var(--space-sm); justify-content: flex-end; }
  .response > summary { flex-wrap: wrap; row-gap: var(--space-sm); }
  #linkRow { flex-wrap: wrap; }
  #linkRow input { width: 100%; }
}