/* Professional background — Dossier layout (light-first, soft dark) */

:root {
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --top-h: 58px;
  --sheet-max: 720px;
  --sheet-radius: 16px;

  /* Light default — warm paper */
  --ink-900: #1c1917;
  --ink-700: #57534e;
  --ink-500: #78716c;
  --paper-0: #ece8e0;
  --paper-sheet: #faf8f4;
  --surface: #ffffff;
  --surface-muted: #f3f0ea;
  --brass-500: #b45309;
  --brass-600: #92400e;
  --teal-600: #0d9488;
  --accent-blue: #2563eb;
  --border: rgba(28, 25, 23, 0.1);
  --shadow: rgba(28, 25, 23, 0.06);
  --top-bg: rgba(250, 248, 244, 0.92);
  --top-border: rgba(28, 25, 23, 0.08);
}

:root[data-theme="dark"] {
  --ink-900: #e7e5e4;
  --ink-700: #a8a29e;
  --ink-500: #78716c;
  --paper-0: #292524;
  --paper-sheet: #1c1917;
  --surface: #292524;
  --surface-muted: #23201e;
  --brass-500: #fbbf24;
  --brass-600: #f59e0b;
  --teal-600: #2dd4bf;
  --accent-blue: #60a5fa;
  --border: rgba(255, 255, 255, 0.1);
  --shadow: rgba(0, 0, 0, 0.25);
  --top-bg: rgba(28, 25, 23, 0.94);
  --top-border: rgba(255, 255, 255, 0.08);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--top-h) + 12px);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body.dossier {
  margin: 0;
  min-height: 100vh;
  background:
    /* faint column guides — layout / web-design cue */
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent calc(50% - 360px - 1px),
      color-mix(in srgb, var(--ink-900) 4%, transparent) calc(50% - 360px),
      color-mix(in srgb, var(--ink-900) 4%, transparent) calc(50% - 360px + 1px),
      transparent calc(50% - 360px + 1px),
      transparent calc(50% + 360px - 1px),
      color-mix(in srgb, var(--ink-900) 4%, transparent) calc(50% + 360px),
      color-mix(in srgb, var(--ink-900) 4%, transparent) calc(50% + 360px + 1px),
      transparent calc(50% + 360px + 1px)
    ),
    /* dot grid — blueprint / craft */
    radial-gradient(
      circle at center,
      color-mix(in srgb, var(--ink-900) 7%, transparent) 0.6px,
      transparent 0.6px
    ),
    /* warm paper grain via micro-noise dots */
    radial-gradient(
      circle at 20% 30%,
      color-mix(in srgb, var(--ink-900) 3%, transparent) 0.4px,
      transparent 0.4px
    ),
    /* teal glow — AI + tools */
    radial-gradient(
      ellipse 80% 50% at 50% -10%,
      color-mix(in srgb, var(--teal-600) 8%, transparent),
      transparent
    ),
    /* brass glow — human craft / warm desk */
    radial-gradient(
      ellipse 60% 40% at 100% 100%,
      color-mix(in srgb, var(--brass-500) 10%, transparent),
      transparent
    ),
    linear-gradient(
      165deg,
      color-mix(in srgb, var(--paper-sheet) 40%, var(--paper-0)) 0%,
      var(--paper-0) 45%,
      color-mix(in srgb, var(--brass-500) 4%, var(--paper-0)) 100%
    );
  background-size:
    100% 100%,
    24px 24px,
    3px 3px,
    100% 100%,
    100% 100%,
    100% 100%;
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

:root[data-theme="dark"] body.dossier {
  background:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent calc(50% - 360px - 1px),
      color-mix(in srgb, var(--ink-900) 5%, transparent) calc(50% - 360px),
      color-mix(in srgb, var(--ink-900) 5%, transparent) calc(50% - 360px + 1px),
      transparent calc(50% - 360px + 1px),
      transparent calc(50% + 360px - 1px),
      color-mix(in srgb, var(--ink-900) 5%, transparent) calc(50% + 360px),
      color-mix(in srgb, var(--ink-900) 5%, transparent) calc(50% + 360px + 1px),
      transparent calc(50% + 360px + 1px)
    ),
    radial-gradient(
      circle at center,
      color-mix(in srgb, var(--ink-900) 9%, transparent) 0.6px,
      transparent 0.6px
    ),
    radial-gradient(
      circle at 20% 30%,
      color-mix(in srgb, var(--ink-900) 4%, transparent) 0.4px,
      transparent 0.4px
    ),
    radial-gradient(
      ellipse 80% 50% at 50% -10%,
      color-mix(in srgb, var(--teal-600) 10%, transparent),
      transparent
    ),
    radial-gradient(
      ellipse 55% 35% at 100% 100%,
      color-mix(in srgb, var(--brass-500) 12%, transparent),
      transparent
    ),
    linear-gradient(
      165deg,
      color-mix(in srgb, var(--paper-sheet) 30%, var(--paper-0)) 0%,
      var(--paper-0) 50%,
      color-mix(in srgb, var(--brass-500) 5%, var(--paper-0)) 100%
    );
  background-size:
    100% 100%,
    24px 24px,
    3px 3px,
    100% 100%,
    100% 100%,
    100% 100%;
}

/* Hide old sidebar layout */
body.dossier .rail,
body.dossier .resume-ambient,
body.dossier .nav-toggle-input {
  display: none !important;
}

/* ===== Top bar ===== */
.dossier-top {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: var(--top-h);
  padding: max(0.5rem, env(safe-area-inset-top, 0px)) max(1.25rem, env(safe-area-inset-right, 0px)) 0.5rem max(1.25rem, env(safe-area-inset-left, 0px));
  background: var(--top-bg);
  border-bottom: 1px solid var(--top-border);
  backdrop-filter: blur(14px);
}

.dossier-top__brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--ink-900);
  flex-shrink: 0;
}

.dossier-top__brand img {
  width: 32px;
  height: 32px;
}

.dossier-top__brand span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.dossier-nav {
  display: flex;
  flex: 1;
  gap: 0.15rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  mask-image: linear-gradient(90deg, transparent, #000 8px, #000 calc(100% - 8px), transparent);
}

.dossier-nav::-webkit-scrollbar { display: none; }

.dossier-nav__link {
  flex-shrink: 0;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink-700);
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.dossier-nav__link:hover {
  color: var(--ink-900);
  background: var(--surface-muted);
}

.dossier-nav__link.is-active {
  color: var(--brass-600);
  background: color-mix(in srgb, var(--brass-500) 14%, transparent);
}

.dossier-top__actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.dossier-top__portfolio {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-700);
  text-decoration: none;
}

.dossier-top__portfolio:hover {
  color: var(--brass-500);
}

.dossier-top .theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.dossier-top .theme-toggle__track {
  width: 32px;
  height: 17px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  position: relative;
}

.dossier-top .theme-toggle__thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--brass-500);
  transition: transform 0.25s var(--ease);
}

:root[data-theme="dark"] .dossier-top .theme-toggle__thumb {
  transform: translateX(15px);
}

/* ===== Main sheet ===== */
body.dossier main {
  margin: 0;
  padding: 1.25rem 1rem 2.5rem;
}

.dossier-sheet {
  max-width: var(--sheet-max);
  margin: 0 auto;
  background: var(--paper-sheet);
  border: 1px solid var(--border);
  border-radius: var(--sheet-radius);
  box-shadow: 0 20px 50px var(--shadow);
  padding: 1.75rem 1.5rem 2rem;
}

body.dossier .section {
  max-width: none;
  margin: 0;
  padding: 1.75rem 0;
  border-top: 1px solid var(--border);
}

body.dossier #intro.section {
  border-top: none;
  padding-top: 0;
}

body.dossier .section__head {
  margin-bottom: 1rem;
}

body.dossier .section__index {
  font-size: 0.62rem;
  margin-bottom: 0.25rem;
}

body.dossier .section__title {
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

body.dossier .section__kicker {
  font-size: 0.8rem;
  margin-top: 0.25rem;
  color: var(--ink-500);
  font-style: italic;
}

body.dossier .svg-draw {
  display: none;
}

/* Hero */
body.dossier .hero--resume {
  position: relative;
  overflow: hidden;
}

body.dossier .hero__name {
  font-size: clamp(1.65rem, 1.4rem + 1vw, 2.1rem);
  text-wrap: balance;
  text-align: center;
  line-height: 1.2;
}

body.dossier .hero__eyebrow,
body.dossier .hero__role,
body.dossier .hero__lede {
  text-align: center;
  max-width: 52ch;
  margin-left: auto;
  margin-right: auto;
}

body.dossier .hero__name-chars .char {
  animation: none;
}

body.dossier .hero__role {
  font-size: 0.88rem;
  margin-top: 0.35rem;
}

body.dossier .signal {
  display: none;
}

body.dossier .hero__lede {
  font-size: 0.84rem;
  max-width: none;
  margin-top: 0.75rem;
}

body.dossier .hero__actions {
  margin-top: 1rem;
  gap: 0.5rem;
  justify-content: center;
}

body.dossier .btn {
  font-size: 0.78rem;
  padding: 0.48rem 0.85rem;
}

body.dossier .btn--primary {
  background: var(--ink-900);
  color: var(--paper-sheet);
}

:root[data-theme="dark"] body.dossier .btn--primary {
  background: var(--brass-500);
  color: #1c1917;
}

body.dossier .btn--ghost {
  border-color: var(--border);
}

/* Timeline → compact cards */
body.dossier .timeline {
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

body.dossier .timeline::before,
body.dossier .timeline__marker {
  display: none;
}

body.dossier .timeline__item {
  padding: 0.85rem 1rem;
  padding-bottom: 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  border-left: 3px solid var(--teal-600);
}

body.dossier .timeline__date {
  font-size: 0.68rem;
  margin-bottom: 0.2rem;
}

body.dossier .timeline__role {
  font-size: 0.92rem;
}

body.dossier .timeline__org {
  font-size: 0.78rem;
}

body.dossier .timeline__list {
  margin-top: 0.4rem;
  gap: 0.25rem;
}

body.dossier .timeline__list li {
  font-size: 0.78rem;
  padding-left: 0.85rem;
}

/* Venture */
body.dossier .venture {
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface);
  border-radius: 10px;
  border-left: 3px solid var(--brass-500);
  box-shadow: none;
}

body.dossier .venture__stats {
  border-left: none;
  padding-left: 0;
  border-top: 1px solid var(--border);
  padding-top: 0.85rem;
  gap: 0.75rem;
}

body.dossier .venture__name { font-size: 1rem; }
body.dossier .venture__body { font-size: 0.8rem; }
body.dossier .stat__value { font-size: 1.1rem; }
body.dossier .stat__label { font-size: 0.62rem; }

/* Skills matrix */
.skill-matrix {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.skill-matrix__row {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.65rem;
  align-items: baseline;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.skill-matrix__row:last-child {
  border-bottom: none;
}

.skill-matrix__label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0;
}

.skill-matrix__items {
  margin: 0;
  font-size: 0.78rem;
  color: var(--ink-700);
  line-height: 1.45;
}

body.dossier .skill-groups {
  display: none;
}

/* Credentials */
body.dossier .credentials-grid {
  gap: 0.6rem;
}

body.dossier .credential-card {
  padding: 0.85rem;
  background: var(--surface);
  box-shadow: none;
}

body.dossier .credential-card__title { font-size: 0.85rem; }
body.dossier .credential-card__org,
body.dossier .credential-card__date,
body.dossier .credential-card__desc,
body.dossier .credential-card__list li {
  font-size: 0.74rem;
}

/* Projects & contact */
body.dossier .project-card {
  padding: 0.85rem 1rem;
  margin-bottom: 0.6rem;
  background: var(--surface);
  box-shadow: none;
}

body.dossier .project-card__title { font-size: 0.9rem; }
body.dossier .project-card__body { font-size: 0.78rem; }

body.dossier .achievements { margin-top: 1rem; }
body.dossier .achievements__title { font-size: 0.62rem; }
body.dossier .achievements__list { grid-template-columns: 1fr; gap: 0.35rem; }
body.dossier .achievements__list li { font-size: 0.76rem; }

body.dossier .contact-grid {
  gap: 0.55rem;
}

body.dossier .contact-card {
  padding: 0.75rem 0.85rem;
  background: var(--surface);
  box-shadow: none;
}

body.dossier .contact-card__value { font-size: 0.82rem; }

/* Footer */
body.dossier .footer {
  margin: 0;
  padding: 1.25rem 1rem 2rem;
  max-width: var(--sheet-max);
  margin-inline: auto;
  font-size: 0.72rem;
  color: var(--ink-500);
}

/* Reveal — always visible fallback */
body.dossier .reveal,
body.dossier .js .reveal:not(.is-visible) {
  opacity: 1;
  transform: none;
}

@media (max-width: 640px) {
  .dossier-top__brand span {
    display: none;
  }

  .dossier-top__portfolio {
    display: none;
  }

  .dossier-sheet {
    padding: 1.25rem 1rem 1.5rem;
    border-radius: 12px;
  }

  .skill-matrix__row {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  body.dossier .contact-grid {
    grid-template-columns: 1fr;
  }

  body.dossier .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  body.dossier .hero__actions .btn {
    justify-content: center;
    min-height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.dossier .hero__name-chars .char {
    animation: none !important;
  }
}

/* ===== Print / PDF — `npm run resume:pdf` regenerates assets/Kunal-Varshney-Resume.pdf from this page ===== */
@media print {
  @page { size: A4; margin: 10mm 12mm; }

  :root,
  :root[data-theme="dark"] {
    --ink-900: #1c1917;
    --ink-700: #44403c;
    --ink-500: #57534e;
    --paper-sheet: #ffffff;
    --surface: #ffffff;
    --surface-muted: #f5f5f4;
    --brass-500: #b45309;
    --brass-600: #92400e;
    --teal-600: #0d9488;
    --border: rgba(28, 25, 23, 0.14);
  }

  html { scroll-behavior: auto; }

  body.dossier,
  :root[data-theme="dark"] body.dossier {
    background: #fff !important;
    color: var(--ink-900);
    font-size: 9pt;
  }

  /* Web-only chrome, and content the PDF already covers elsewhere */
  .skip-link,
  .dossier-top,
  body.dossier .hero__eyebrow,
  body.dossier .hero__actions,
  body.dossier .section__kicker,
  body.dossier #venture,
  body.dossier .credential-card__desc,
  body.dossier .credential-card__list,
  body.dossier .copy-btn,
  body.dossier .footer {
    display: none !important;
  }

  body.dossier main { padding: 0; }

  .dossier-sheet {
    max-width: none;
    padding: 0;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    background: #fff;
  }

  body.dossier .section * { max-width: none !important; }
  body.dossier .section { padding: 0.45rem 0; }
  body.dossier .section__head { margin-bottom: 0.35rem; }
  body.dossier .section__head,
  body.dossier .section__title { break-after: avoid; page-break-after: avoid; }

  body.dossier .hero__name { font-size: 1.6rem; }
  body.dossier .hero__role { margin-top: 0.15rem; }
  body.dossier .hero__lede { margin-top: 0.35rem; font-size: 0.8rem; }

  body.dossier .timeline { gap: 0.3rem; }
  body.dossier .timeline__item { padding: 0.4rem 0.65rem; }
  body.dossier .timeline__list { margin-top: 0.2rem; gap: 0.1rem; }
  body.dossier .timeline__list li { font-size: 0.76rem; }

  body.dossier .skill-matrix { gap: 0.2rem; }
  body.dossier .skill-matrix__row { padding: 0.3rem 0; }

  body.dossier .credentials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.35rem;
  }
  body.dossier .credential-card { padding: 0.4rem 0.55rem; }

  body.dossier .project-card { margin-bottom: 0.3rem; padding: 0.4rem 0.65rem; }
  body.dossier .achievements { margin-top: 0.5rem; }
  body.dossier .achievements__list { gap: 0.15rem; }

  body.dossier .contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.35rem;
  }
  body.dossier .contact-card { padding: 0.4rem 0.55rem; }

  body.dossier .timeline__item,
  body.dossier .skill-matrix__row,
  body.dossier .credential-card,
  body.dossier .project-card,
  body.dossier .contact-card,
  body.dossier .achievements__list li {
    break-inside: avoid;
    box-shadow: none;
  }

  body.dossier a { color: inherit; text-decoration: none; }

  * {
    animation: none !important;
    transition: none !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}