/* Audio Deck site styles, shared by every page. Catppuccin Mocha. */

/* Catppuccin Mocha palette */
:root {
  --base:     #1e1e2e;
  --mantle:   #181825;
  --crust:    #11111b;
  --surface0: #313244;
  --surface1: #45475a;
  --surface2: #585b70;
  --overlay0: #6c7086;
  --overlay1: #7f849c;
  --subtext0: #a6adc8;
  --subtext1: #bac2de;
  --text:     #cdd6f4;
  --lavender: #b4befe;
  --blue:     #89b4fa;
  --sapphire: #74c7ec;
  --teal:     #94e2d5;
  --green:    #a6e3a1;
  --yellow:   #f9e2af;
  --peach:    #fab387;
  --maroon:   #eba0ac;
  --red:      #f38ba8;
  --mauve:    #cba6f7;
  --pink:     #f5c2e7;
  /* Audio Deck primary accent = green (output), with red as the input counterpart */
  --accent:        var(--green);
  --accent-rgb:    166, 227, 161;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--base);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(24, 24, 37, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--surface0);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; }
.nav-brand img { width: 30px; height: 30px; }
.nav-brand span { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; color: var(--accent); }

.nav-right { display: flex; align-items: center; gap: 1.75rem; }
.nav-right a.nav-link {
  color: var(--subtext1);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.18s;
}
.nav-right a.nav-link:hover { color: var(--text); }

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--accent);
  color: var(--crust);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  transition: opacity 0.18s, transform 0.15s;
  white-space: nowrap;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--surface0);
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  border: 1px solid var(--surface1);
  transition: background 0.18s, transform 0.15s;
  white-space: nowrap;
}
.btn-secondary:hover { background: var(--surface1); transform: translateY(-1px); }

/* Hero */
.hero { max-width: 1100px; margin: 0 auto; padding: 5.5rem 2rem 3rem; text-align: center; }

.hero-icon {
  display: block;
  width: 168px;
  height: 168px;
  margin: 0 auto 2rem;
  filter: drop-shadow(0 22px 50px rgba(0, 0, 0, 0.5));
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(var(--accent-rgb), 0.12);
  border: 1px solid rgba(var(--accent-rgb), 0.3);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  padding: 0.3rem 0.9rem;
  border-radius: 99px;
  margin-bottom: 2rem;
  letter-spacing: 0.04em;
}
.badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }

h1 {
  font-size: clamp(2.5rem, 6vw, 4.1rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 1.4rem;
}
h1 .accent { color: var(--accent); }

.hero-desc {
  font-size: 1.1rem;
  color: var(--subtext1);
  max-width: 600px;
  margin: 0 auto 2.75rem;
  line-height: 1.75;
}
.hero-desc strong { color: var(--text); font-weight: 600; }

.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 4.5rem; }
.hero-cta .btn-primary, .hero-cta .btn-secondary { font-size: 0.975rem; padding: 0.7rem 1.75rem; }

.shot {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--surface1);
  background: var(--crust);
  box-shadow:
    0 0 0 1px rgba(var(--accent-rgb), 0.06),
    0 36px 90px rgba(0, 0, 0, 0.7),
    0 0 120px rgba(var(--accent-rgb), 0.05);
}
.shot img { width: 100%; height: auto; display: block; }

.hero-shot { max-width: 620px; margin: 0 auto; }

/* Stats bar */
.stats-bar { background: var(--mantle); border-top: 1px solid var(--surface0); border-bottom: 1px solid var(--surface0); }
.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.stat { text-align: center; padding: 0 1rem; }
.stat + .stat { border-left: 1px solid var(--surface1); }
.stat-value { font-size: 1.9rem; font-weight: 700; letter-spacing: -0.03em; color: var(--accent); line-height: 1; margin-bottom: 0.4rem; }
.stat-label { font-size: 0.8rem; color: var(--subtext0); font-weight: 500; letter-spacing: 0.02em; text-transform: uppercase; }

/* Section wrapper */
.section { max-width: 1100px; margin: 0 auto; padding: 5.5rem 2rem; }
.section-label {
  display: inline-block;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-title { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.2; margin-bottom: 1rem; }
.section-sub { font-size: 1.025rem; color: var(--subtext1); max-width: 560px; line-height: 1.75; margin-bottom: 3.5rem; }

/* Features grid */
.features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(305px, 1fr)); gap: 1.25rem; }
.feat {
  background: var(--mantle);
  border: 1px solid var(--surface0);
  border-radius: 16px;
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}
.feat:hover { border-color: var(--surface2); transform: translateY(-3px); }
.feat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
  flex-shrink: 0;
}
.ic-green  { background: rgba(166,227,161,0.15); color: var(--green); }
.ic-red    { background: rgba(243,139,168,0.15); color: var(--red); }
.ic-blue   { background: rgba(137,180,250,0.15); color: var(--blue); }
.ic-teal   { background: rgba(148,226,213,0.15); color: var(--teal); }
.ic-peach  { background: rgba(250,179,135,0.15); color: var(--peach); }
.ic-sapp   { background: rgba(116,199,236,0.15); color: var(--sapphire); }
.ic-lav    { background: rgba(180,190,254,0.15); color: var(--lavender); }
.ic-yellow { background: rgba(249,226,175,0.15); color: var(--yellow); }
.ic-mauve  { background: rgba(203,166,247,0.15); color: var(--mauve); }
.ic-pink   { background: rgba(245,194,231,0.15); color: var(--pink); }
/* A tenth card would sit alone on a fourth row, so it spans the grid and
   lays out horizontally, reading as a closing note rather than a leftover. */
.feat-wide { grid-column: 1 / -1; display: flex; align-items: center; gap: 1.25rem; }
.feat-wide .feat-icon { flex: 0 0 auto; margin-bottom: 0; }
.feat-wide .feat-wide-body { display: flex; flex-direction: column; gap: 0.35rem; }
.feat-wide h3 { margin: 0; }
.feat-wide p { margin: 0; }
@media (max-width: 700px) {
  .feat-wide { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}
.feat h3 { font-size: 0.975rem; font-weight: 600; color: var(--text); margin-bottom: 0.5rem; }
.feat p { font-size: 0.875rem; color: var(--subtext0); line-height: 1.65; }

.divider { max-width: 1100px; margin: 0 auto; height: 1px; background: var(--surface0); }

/* Split section (text + screenshot) */
.split-band { background: var(--mantle); border-top: 1px solid var(--surface0); border-bottom: 1px solid var(--surface0); }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.split-grid .split-text p { color: var(--subtext1); font-size: 1rem; line-height: 1.75; margin-bottom: 1.25rem; }
.split-grid .split-text ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 1.5rem; }
.split-grid .split-text li { font-size: 0.925rem; color: var(--subtext1); line-height: 1.55; padding-left: 1.5rem; position: relative; }
.split-grid .split-text li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--accent);
}

/* Code block */
.code-block { background: var(--crust); border: 1px solid var(--surface0); border-radius: 14px; overflow: hidden; }
.code-block-head {
  background: var(--surface0);
  padding: 0.55rem 1rem;
  font-size: 0.775rem;
  color: var(--subtext0);
  font-family: 'JetBrains Mono', monospace;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--surface1);
}
.code-block pre {
  padding: 1.25rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.81rem;
  line-height: 1.8;
  color: var(--text);
  overflow-x: auto;
}
.tc { color: var(--overlay1); }
.tk { color: var(--blue); }
.ta { color: var(--green); }
.tf { color: var(--peach); }
.ts { color: var(--teal); }

.cli-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: start; }

/* Architecture */
.arch-figure {
  display: block;
  width: 100%;
  max-width: 880px;
  margin: 1.75rem auto 0;
  background: var(--mantle);
  border: 1px solid var(--surface0);
  border-radius: 14px;
  padding: 1.75rem;
}
.arch-figure svg { width: 100%; height: auto; display: block; }

/* Install */
.install-band { background: var(--mantle); border-top: 1px solid var(--surface0); border-bottom: 1px solid var(--surface0); }
.install-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.install-grid .install-text p { color: var(--subtext1); font-size: 0.95rem; line-height: 1.7; margin-bottom: 1.75rem; }
.install-grid .install-text .note { margin-top: 1.25rem; font-size: 0.8rem; color: var(--overlay1); }
code.inline { font-family: 'JetBrains Mono', monospace; font-size: 0.82rem; color: var(--peach); }

/* Download */
#download .section-sub { margin-bottom: 1.25rem; }
.dl-version {
  display: block;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  margin-top: 4px;
  font-size: 14px;
  color: var(--accent);
  border: 1px solid var(--surface1);
  border-radius: 999px;
  padding: 4px 14px;
}
.downloads {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.dl-card {
  background: var(--crust);
  border: 1px solid var(--surface0);
  border-radius: 16px;
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.dl-card .ico { font-size: 30px; }
.dl-card h3 { margin: 4px 0 0; font-size: 18px; font-weight: 600; }
.dl-card .req { color: var(--subtext0); font-size: 13px; margin: 0; }
.dl-card .btn-primary { margin: 14px auto 4px; }
.dl-card .meta {
  color: var(--subtext0);
  font-size: 12.5px;
  min-height: 1.2em;
  margin: 0;
}
.dl-card .how { color: var(--subtext0); font-size: 13px; margin: 8px 0 0; }
.dl-card code {
  background: var(--surface0);
  border: 1px solid var(--surface1);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--peach);
}
.dl-links {
  text-align: center;
  color: var(--subtext0);
  font-size: 14px;
  margin: 18px 0 0;
}
.dl-links a { color: var(--accent); text-decoration: none; }
.dl-links a:hover { text-decoration: underline; }

/* Footer */
footer { border-top: 1px solid var(--surface0); padding: 3rem 2rem; }
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 2rem; }
.footer-brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.footer-brand img { width: 26px; height: 26px; }
.footer-brand span { font-size: 1rem; font-weight: 700; color: var(--subtext1); }
.footer-links { display: flex; gap: 1.75rem; flex-wrap: wrap; }
.footer-links a { color: var(--subtext0); text-decoration: none; font-size: 0.875rem; transition: color 0.18s; }
.footer-links a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--surface0); padding-top: 1.5rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem; }
.footer-bottom p { font-size: 0.8rem; color: var(--overlay1); }
.footer-bottom .chips { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.chip { background: var(--surface0); color: var(--subtext0); font-size: 0.72rem; font-weight: 500; padding: 0.2rem 0.6rem; border-radius: 4px; font-family: 'JetBrains Mono', monospace; }

/* Screenshot caption */
.shot-caption { text-align: center; font-size: 0.82rem; color: var(--overlay1); margin-top: 0.85rem; }

/* Responsive */
@media (max-width: 768px) {
  .split-grid, .install-grid, .cli-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 640px) {
  nav { padding: 0 1rem; }
  .nav-right .nav-link { display: none; }
  .hero { padding: 3rem 1.25rem 2rem; }
  .section { padding: 3.5rem 1.25rem; }
  .features-grid { grid-template-columns: 1fr; }
  .stat + .stat { border-left: none; border-top: 1px solid var(--surface1); }
  .stats-inner { flex-direction: column; gap: 1.25rem; }
}

/* Entrance animation */
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
.fade { animation: fadeUp 0.52s ease both; }
.d1 { animation-delay: 0.08s; }
.d2 { animation-delay: 0.18s; }
.d3 { animation-delay: 0.28s; }
.d4 { animation-delay: 0.38s; }

/* Prose pages (why.html) */
.prose p {
  color: var(--subtext1);
  font-size: 1.025rem;
  max-width: 820px;
  line-height: 1.75;
  margin-bottom: 1.25rem;
}
.prose a { color: var(--accent); text-decoration: none; }
.prose a:hover { text-decoration: underline; }
.cta-row { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }