/* Shared styles for every page on nikhilmath.com. */

:root {
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #ffb86c;
  --window-bg: rgba(17, 22, 29, 0.82);
  --titlebar: rgba(48, 52, 60, 0.85);
  --titlebar-border: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: #1a1310;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: -20%;
  background:
    radial-gradient(circle at 20% 25%, #c47240 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, #964a20 0%, transparent 50%),
    radial-gradient(circle at 75% 85%, #d89364 0%, transparent 50%),
    radial-gradient(circle at 25% 90%, #6b3416 0%, transparent 45%);
  filter: blur(90px) saturate(90%);
  z-index: 0;
  animation: drift 30s ease-in-out infinite alternate;
}
@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-4%, 3%) scale(1.08); }
}

.window {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 700px;
  border-radius: 12px;
  background: var(--window-bg);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  border: 1px solid var(--border);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.55),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.titlebar {
  display: flex;
  align-items: center;
  position: relative;
  padding: 10px 14px;
  background: var(--titlebar);
  border-bottom: 1px solid var(--titlebar-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.chrome { display: flex; gap: 8px; }
.chrome span {
  width: 12px; height: 12px; border-radius: 50%;
  box-shadow: inset 0 0 0 0.5px rgba(0, 0, 0, 0.35);
}
.chrome span:nth-child(1) { background: #ff5f57; }
.chrome span:nth-child(2) { background: #febc2e; }
.chrome span:nth-child(3) { background: #28c840; }

.titlebar .title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.2px;
}

.terminal {
  padding: 34px 38px 38px 38px;
  position: relative;
}

.avatar {
  position: absolute;
  top: 22px;
  right: 30px;
  width: 128px;
  height: 128px;
  border-radius: 18px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}
@media (max-width: 480px) {
  .avatar { width: 80px; height: 80px; top: 18px; right: 20px; border-radius: 12px; }
}

.prompt {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}
.prompt .accent { color: var(--accent); }
.cursor {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--accent);
  vertical-align: -2px;
  margin-left: 2px;
  animation: blink 1.1s steps(2, start) infinite;
}
@keyframes blink { to { visibility: hidden; } }

h1 {
  margin: 0 0 20px 0;
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.status {
  display: flex;
  gap: 32px;
  margin: 0 0 24px 0;
  flex-wrap: wrap;
}
.currently {
  color: var(--muted);
  font-size: 13px;
  margin: 0;
  line-height: 1.6;
  flex: 1 1 140px;
}
.currently .key { color: var(--accent); }
.currently a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(255, 184, 108, 0.4);
  text-underline-offset: 3px;
  transition: color 120ms ease, text-decoration-color 120ms ease;
}
.currently a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 0 0 22px 0;
}

.section-key {
  color: var(--accent);
  font-size: 13px;
  margin: 0 0 10px 0;
}

.projects {
  display: grid;
  gap: 14px;
  margin: 0 0 28px 0;
}
.project {
  display: block;
  padding: 22px 24px;
  border: 1px solid rgba(255, 184, 108, 0.32);
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
  background: rgba(255, 184, 108, 0.09);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  transition: border-color 120ms ease, background 120ms ease, transform 120ms ease;
}
.project:hover {
  border-color: var(--accent);
  background: rgba(255, 184, 108, 0.15);
}
.project:active { transform: translateY(1px); }

.project .head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.project .name {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.3px;
}
.project .tag { color: var(--accent); font-size: 13px; }
.project .badge {
  order: 1;
  margin-left: auto;
  padding: 2px 9px;
  border: 1px solid rgba(255, 184, 108, 0.45);
  border-radius: 999px;
  color: var(--accent);
  font-size: 12px;
}
.project .desc {
  margin: 12px 0 18px 0;
  color: #cbd5de;
  font-size: 14px;
  line-height: 1.75;
}
.project .meta {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #a5aeb8;
  font-size: 13px;
}
.project .play {
  margin-left: auto;
  padding: 7px 14px;
  border: 1px solid rgba(255, 184, 108, 0.45);
  border-radius: 6px;
  color: var(--accent);
  background: rgba(255, 184, 108, 0.12);
}
.project:hover .play {
  border-color: var(--accent);
  background: rgba(255, 184, 108, 0.22);
}

ul.links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}
ul.links a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 120ms ease, background 120ms ease, transform 120ms ease;
}
ul.links a:hover {
  border-color: var(--accent);
  background: rgba(255, 184, 108, 0.06);
}
ul.links a:active { transform: translateY(1px); }

.label { color: var(--muted); min-width: 92px; }
.value { color: var(--text); }
.arrow { margin-left: auto; color: var(--muted); }
ul.links a:hover .arrow { color: var(--accent); }

ul.links a.download {
  border-color: rgba(255, 184, 108, 0.45);
  background: rgba(255, 184, 108, 0.12);
}
ul.links a.download:hover {
  border-color: var(--accent);
  background: rgba(255, 184, 108, 0.22);
}
ul.links a.download .label,
ul.links a.download .arrow { color: var(--accent); }

.reading { margin-top: 28px; }
ul.books + .section-key { margin-top: 26px; }
ul.books {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
ul.books a {
  display: block;
  color: var(--text);
  text-decoration: none;
}
ul.books img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  transition: border-color 120ms ease, transform 120ms ease;
}
ul.books a:hover img {
  border-color: var(--accent);
  transform: translateY(-3px);
}
ul.books .book-title {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin-top: 9px;
  font-size: 12px;
  line-height: 1.45;
}
ul.books a:hover .book-title { color: var(--accent); }
ul.books .book-author {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
ul.books .book-rating {
  display: block;
  margin-top: 5px;
  color: var(--accent);
  font-size: 15px;
  letter-spacing: 1px;
  line-height: 1;
}
ul.books .book-rating .unlit { color: rgba(255, 255, 255, 0.18); }

footer {
  margin-top: 22px;
  color: var(--muted);
  font-size: 12px;
}

/* Terminal-style tabs under the title bar, one per page. */
.tabs {
  display: flex;
  background: rgba(30, 33, 39, 0.9);
  border-bottom: 1px solid var(--titlebar-border);
}
.tabs a {
  flex: 1 1 0;
  min-width: 0;
  padding: 7px 10px;
  border-left: 1px solid var(--titlebar-border);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 120ms ease, background 120ms ease;
}
.tabs a:first-child { border-left: 0; }
.tabs a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}
.tabs a[aria-current="page"] {
  color: var(--text);
  background: var(--titlebar);
  box-shadow: inset 0 -2px 0 var(--accent);
}
.tabs a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.intro {
  margin: 0 0 24px 0;
  color: #cbd5de;
  font-size: 14px;
  line-height: 1.75;
}
.intro a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(255, 184, 108, 0.4);
  text-underline-offset: 3px;
  transition: color 120ms ease, text-decoration-color 120ms ease;
}
.intro a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

@media (max-width: 480px) {
  body { padding: 16px; }
  .terminal { padding: 22px 20px 24px 20px; }
  h1 { font-size: 26px; }
  .titlebar .title { display: none; }
  ul.links a { gap: 10px; }
  .label { min-width: 82px; }
  .project { padding: 18px 18px 20px 18px; }
  .project .name { font-size: 19px; }
  .project .head { column-gap: 10px; }
  .project .badge { order: 0; padding: 1px 7px; }
  .project .meta { flex-wrap: wrap; gap: 14px; }
  .project .meta span { white-space: nowrap; }
  .project .play {
    margin-left: 0;
    flex-basis: 100%;
    text-align: center;
    padding: 10px 14px;
  }
  ul.books {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 96px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    margin: 0 -20px;
    padding: 4px 20px 6px 20px;
    scroll-padding: 0 20px;
    scrollbar-width: none;
  }
  ul.books::-webkit-scrollbar { display: none; }
  ul.books li { scroll-snap-align: start; }
  .tabs a { padding: 7px 4px; font-size: 11.5px; }
}