/* =========================================================
   MinLiBuilds — Workbench Signal
   Dark slate workshop + blue action + sky signal
   ========================================================= */

:root {
  --void: #0b0d12;
  --void-2: #0f1219;
  --panel: #141820;
  --panel-2: #1a2030;
  --line: #2a3140;
  --line-soft: rgba(232, 226, 216, 0.08);
  --ink: #e6e2d8;
  --ink-dim: #b8b4a8;
  --mute: #8b92a5;
  /* primary accent = blue (legacy token names kept for fewer refactors) */
  --copper: #3b82f6;
  --copper-hot: #60a5fa;
  --copper-dim: rgba(59, 130, 246, 0.16);
  --signal: #38bdf8;
  --signal-dim: rgba(56, 189, 248, 0.12);
  --heat: #2563eb;
  --ok: #6dca8c;

  /* Serif display reads taller / less “flat” than wide geometrics like Syne */
  --font-display: "Source Serif 4", "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
  --radius-sm: 10px;
  --nav-h: 64px;
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--void);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

::selection {
  background: var(--copper);
  color: var(--void);
}

/* Atmosphere */
.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.grid-floor {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 20%, transparent 75%);
}

main,
.nav,
.footer,
.mobile-cta,
.mobile-drawer {
  position: relative;
  z-index: 1;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(16px, 4vw, 40px);
  background: rgba(11, 13, 18, 0.78);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--line-soft);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(145deg, var(--copper-hot), var(--copper));
  color: #06101f;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0;
  box-shadow: 0 0 0 1px rgba(96, 165, 250, 0.35), 0 8px 24px rgba(59, 130, 246, 0.25);
  overflow: hidden;
  padding: 0;
}

.brand-mark.brand-avatar,
img.brand-mark {
  object-fit: cover;
  border: 1.5px solid rgba(96, 165, 250, 0.55);
  background: var(--panel);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.2), 0 6px 18px rgba(59, 130, 246, 0.22);
}

.brand-dot {
  color: var(--copper);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--mute);
  font-size: 0.92rem;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-links a:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.04);
}

.nav-cta,
a.nav-cta {
  background: var(--copper) !important;
  color: #f8fbff !important;
  font-weight: 700;
  margin-left: 6px;
}

.nav-cta:hover,
a.nav-cta:hover {
  background: var(--copper-hot) !important;
}

.nav-burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
}

.nav-burger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s var(--ease);
}

.nav-burger.is-open span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.nav-burger.is-open span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

.mobile-drawer {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  z-index: 35;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px 20px;
  background: rgba(15, 18, 25, 0.96);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.mobile-drawer[hidden] {
  display: none !important;
}

.mobile-drawer a {
  padding: 14px 16px;
  border-radius: 12px;
  color: var(--ink-dim);
  background: var(--panel);
  border: 1px solid var(--line-soft);
}

.mobile-drawer a.nav-cta {
  text-align: center;
}

/* Hero */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(40px, 8vw, 88px) clamp(16px, 4vw, 40px) 32px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--signal-dim);
  border: 1px solid rgba(56, 189, 248, 0.28);
  color: var(--signal);
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.6);
  animation: pulse 1.8s ease infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(56, 189, 248, 0); }
  100% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0); }
}

.meta-sep {
  opacity: 0.4;
}

.hero-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.35rem, 6.5vw, 4rem);
  line-height: 1.22;
  letter-spacing: 0.02em;
}

.title-line {
  display: block;
}

.title-line.accent {
  background: linear-gradient(105deg, var(--copper-hot) 0%, var(--copper) 45%, var(--signal) 120%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  max-width: 38rem;
  margin: 0 0 28px;
  color: var(--ink-dim);
  font-size: clamp(1.02rem, 2vw, 1.15rem);
  line-height: 1.75;
}

.hero-lead-brand {
  display: block;
  margin-top: 10px;
  color: var(--mute);
  font-size: 0.92em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

/* Hero trust strip */
.hero-trust {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 36px;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.02);
  font-size: 0.84rem;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.hero-trust:hover {
  border-color: rgba(56, 189, 248, 0.35);
  background: rgba(255, 255, 255, 0.04);
}

.hero-trust-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--copper-hot);
}

.hero-trust-names {
  color: var(--ink-dim);
}

.hero-trust-more {
  color: var(--signal);
  font-weight: 500;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible,
.channel:focus-visible,
.nav-links a:focus-visible,
.x-card:focus-visible,
.hero-trust:focus-visible,
.text-link:focus-visible,
.nav-burger:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(180deg, var(--copper-hot), var(--copper));
  color: #f8fbff;
  box-shadow: 0 10px 28px rgba(59, 130, 246, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.btn-primary:hover {
  box-shadow: 0 14px 36px rgba(59, 130, 246, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--mute);
  background: rgba(255, 255, 255, 0.03);
}

/* Terminal signature */
.terminal {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #12161f 0%, #0e121a 100%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.02),
    0 30px 80px rgba(0, 0, 0, 0.45),
    0 0 72px rgba(59, 130, 246, 0.07),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.02);
}

.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.t-red { background: #ff5f57; }
.t-amber { background: #febc2e; }
.t-green { background: #28c840; }

.terminal-path {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--mute);
}

.terminal-body {
  padding: 18px 18px 22px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.8;
  min-height: 148px;
}

.log-line {
  color: var(--ink-dim);
  opacity: 0;
  transform: translateY(4px);
  animation: log-boot 0.35s var(--ease) forwards;
}

.terminal-body .log-line:nth-child(1) { animation-delay: 0.15s; }
.terminal-body .log-line:nth-child(2) { animation-delay: 0.5s; }
.terminal-body .log-line:nth-child(3) { animation-delay: 0.85s; }
.terminal-body .log-line:nth-child(4) { animation-delay: 1.2s; }
.terminal-body .log-line:nth-child(5) { animation-delay: 1.55s; }
.terminal-body .log-line:nth-child(6) { animation-delay: 1.9s; }

@keyframes log-boot {
  to {
    opacity: 1;
    transform: none;
  }
}

.log-ts {
  color: var(--signal);
  margin-right: 8px;
}

.log-ts-stat {
  color: var(--ok);
}

.log-ts-work {
  color: var(--copper-hot);
}

.cursor {
  color: var(--copper);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* Stats */
.stats {
  max-width: var(--max);
  margin: 0 auto 12px;
  padding: 0 clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat {
  background: var(--panel);
  padding: 22px 18px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3vw, 2.05rem);
  letter-spacing: 0.01em;
  color: var(--ink);
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
}

/* Sections */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(56px, 10vw, 96px) clamp(16px, 4vw, 40px) 0;
}

.section-head {
  margin-bottom: 32px;
  max-width: 40rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
}

.section h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.65rem, 3.2vw, 2.2rem);
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.section-desc {
  margin: 0;
  color: var(--ink-dim);
}

.section-foot {
  margin-top: 24px;
}

.section-foot-split {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 24px;
}

.text-link-cta {
  color: var(--copper-hot);
  border-bottom-color: rgba(96, 165, 250, 0.4);
}

.text-link {
  color: var(--signal);
  font-weight: 500;
  border-bottom: 1px solid rgba(56, 189, 248, 0.35);
  transition: color 0.2s, border-color 0.2s;
}

.text-link:hover {
  color: var(--copper-hot);
  border-color: rgba(96, 165, 250, 0.5);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
}

.about-card,
.fact-card,
.signal-card,
.collab-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.about-main {
  padding: 28px;
  background:
    radial-gradient(ellipse 80% 60% at 0% 0%, var(--copper-dim), transparent 55%),
    var(--panel);
}

.about-avatar-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.about-avatar {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  object-fit: cover;
  border: 2px solid rgba(96, 165, 250, 0.55);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.about-id strong {
  display: block;
  font-size: 1.1rem;
}

.about-id span {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--signal);
}

.about-main p {
  margin: 0 0 20px;
  color: var(--ink-dim);
}

.about-main em {
  font-style: normal;
  color: var(--ink);
  border-bottom: 1px dashed rgba(96, 165, 250, 0.55);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  padding: 6px 11px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--ink-dim);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.about-side {
  display: grid;
  gap: 12px;
}

.fact-card {
  padding: 18px 20px;
  background: var(--void-2);
}

.fact-card h3 {
  margin: 0 0 8px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--copper-hot);
}

.fact-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink-dim);
  line-height: 1.6;
}

/* Signal cards — X post style */
.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.x-card {
  display: flex;
  flex-direction: column;
  padding: 16px 16px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #0f1419;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background 0.25s var(--ease);
  color: inherit;
}

.x-card:hover {
  border-color: rgba(29, 155, 240, 0.45);
  background: #12181f;
  transform: translateY(-2px);
}

.x-card-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.x-card-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--panel);
}

.x-card-meta {
  flex: 1;
  min-width: 0;
}

.x-card-name-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.x-card-name-row strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: #e7e9ea;
  letter-spacing: 0;
  font-family: var(--font-body);
}

.x-badge {
  flex-shrink: 0;
}

.x-card-handle {
  display: block;
  font-size: 0.82rem;
  color: #71767b;
  margin-top: 1px;
}

.x-logo {
  color: #e7e9ea;
  opacity: 0.85;
  flex-shrink: 0;
  margin-top: 2px;
}

.x-card-text {
  margin: 0 0 12px;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #e7e9ea;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.x-card-media {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid #2f3336;
  background: #000;
  aspect-ratio: 16 / 9;
  margin-bottom: 12px;
}

.x-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s var(--ease);
}

.x-card:hover .x-card-media img {
  transform: scale(1.03);
}

.x-media-play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.28);
  pointer-events: none;
}

.x-card-article {
  aspect-ratio: auto;
  margin-bottom: 10px;
}

.x-card-article img {
  width: 100%;
  height: auto;
  object-fit: unset;
}

.x-article-bar {
  margin-bottom: 12px;
}

.x-article-bar span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8b98a5;
  margin-bottom: 4px;
}

.x-article-bar strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  color: #e7e9ea;
}

.x-article-bar em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 0.75rem;
  color: #8b98a5;
}

/* Text-only post cards: text centers in leftover space, stats sink to bottom */
.x-card-plain .x-card-text {
  font-size: 1.08rem;
  line-height: 1.75;
  -webkit-line-clamp: 8;
  margin-top: auto;
  margin-bottom: auto;
  padding-bottom: 16px;
}

.x-article-label span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8b98a5;
  margin-bottom: 6px;
}

.x-article-label strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.35;
  font-family: var(--font-body);
}

.x-article-label em {
  display: block;
  margin-top: 6px;
  font-style: normal;
  font-size: 0.75rem;
  color: #8b98a5;
}

.x-card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  font-size: 0.78rem;
  color: #71767b;
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}

.x-card-stats .x-views {
  margin-left: auto;
  color: #8b98a5;
}

.x-card-cta {
  font-size: 0.82rem;
  font-weight: 600;
  color: #1d9bf0;
}

.x-card:hover .x-card-cta {
  text-decoration: underline;
}

/* Partners — terminal wrapper */
.partner-terminal .log-line {
  animation-play-state: paused;
}

.partner-terminal.in-view .log-line {
  animation-play-state: running;
}

.partner-terminal .partner-marquee {
  margin: 14px 0;
}

/* Partners — draggable infinite marquee */
.partner-marquee {
  overflow: hidden;
  cursor: grab;
  touch-action: pan-y;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}

.partner-marquee.dragging {
  cursor: grabbing;
}

.partner-track {
  display: flex;
  width: max-content;
  will-change: transform;
}

.partner-set {
  display: flex;
  gap: 12px;
  padding-right: 12px;
}

.partner-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  padding: 12px 24px 12px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  user-select: none;
  -webkit-user-select: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.partner-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  white-space: nowrap;
}

.partner-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
  transform: translateY(-1px);
}

.partner-mark {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--copper-hot);
  overflow: hidden;
}

.partner-mark img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 10px;
  -webkit-user-drag: none;
}

.partner-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}

.partner-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--mute);
  letter-spacing: 0.02em;
}

.partner-note {
  margin: 20px 0 0;
  color: var(--ink-dim);
  font-size: 0.93rem;
}

/* Collab */
.collab-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.collab-card {
  padding: 22px 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 40%),
    var(--panel);
}

.collab-icon {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--mute);
  margin-bottom: 14px;
  letter-spacing: 0.08em;
}

.collab-card h3 {
  margin: 0 0 10px;
  font-size: 1.02rem;
}

.collab-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-dim);
  line-height: 1.6;
}

.collab-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(59, 130, 246, 0.4);
  background: var(--copper-dim);
  color: var(--ink-dim);
  font-size: 0.93rem;
}

.collab-note strong {
  color: var(--copper-hot);
  font-weight: 700;
}

/* Process strip */
.process-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.process-step {
  padding: 20px 18px;
  background: var(--void-2);
}

.process-num {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.process-step strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.98rem;
}

.process-step p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--mute);
  line-height: 1.6;
}

/* Services — 企业 Agent 搭建 & 培训 */
.service-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
}

.service-main {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 80% 60% at 0% 0%, var(--copper-dim), transparent 55%),
    var(--panel);
}

.service-pitch {
  margin: 0 0 18px;
  color: var(--ink-dim);
  font-size: 1.02rem;
}

.service-pitch em {
  font-style: normal;
  color: var(--ink);
  border-bottom: 1px dashed rgba(96, 165, 250, 0.55);
}

.service-checklist {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.service-checklist li {
  position: relative;
  padding: 10px 0 10px 24px;
  border-top: 1px solid var(--line-soft);
}

.service-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--copper-hot);
  font-weight: 700;
  font-size: 0.85rem;
}

.service-checklist strong {
  display: block;
  font-size: 0.96rem;
}

.service-checklist li span {
  display: block;
  font-size: 0.88rem;
  color: var(--mute);
  line-height: 1.65;
}

.service-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.service-hint {
  font-size: 0.84rem;
  color: var(--mute);
}

.service-scenes {
  display: grid;
  gap: 12px;
}

/* Services — 真实交付案例 */
.service-case {
  margin-top: 16px;
  padding: 24px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 100% at 100% 0%, var(--signal-dim), transparent 55%),
    var(--void-2);
}

.case-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.case-tag {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.35);
  background: var(--signal-dim);
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--mute);
}

.case-body {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 28px;
  align-items: start;
}

.case-copy h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.01em;
}

.case-copy p {
  margin: 0 0 12px;
  color: var(--ink-dim);
  font-size: 0.93rem;
  line-height: 1.7;
}

.case-copy strong {
  color: var(--ink);
  font-weight: 600;
}

.case-note {
  padding-left: 14px;
  border-left: 2px solid rgba(59, 130, 246, 0.45);
  font-size: 0.88rem !important;
  color: var(--mute) !important;
  margin-bottom: 0 !important;
}

.case-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.case-stats > div {
  padding: 16px 14px;
  background: var(--panel);
  text-align: center;
}

.case-stats dt {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
  color: var(--copper-hot);
  font-variant-numeric: tabular-nums;
}

.case-stats dd {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
  color: var(--mute);
}

/* Contact */
.contact-section {
  padding-bottom: clamp(48px, 8vw, 80px);
}

.contact-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: clamp(24px, 4vw, 36px);
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid rgba(59, 130, 246, 0.32);
  background:
    radial-gradient(ellipse 70% 80% at 100% 0%, rgba(59, 130, 246, 0.14), transparent 50%),
    radial-gradient(ellipse 50% 60% at 0% 100%, var(--signal-dim), transparent 45%),
    var(--panel);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

.contact-copy h2 {
  margin-bottom: 12px;
}

.contact-copy p {
  margin: 0 0 16px;
  color: var(--ink-dim);
}

.contact-copy strong {
  color: var(--ink);
  font-weight: 600;
}

.contact-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-checklist li {
  position: relative;
  padding: 8px 0 8px 22px;
  color: var(--ink-dim);
  font-size: 0.93rem;
  border-top: 1px solid var(--line-soft);
}

.contact-checklist li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--copper);
  font-size: 0.8rem;
}

.contact-channels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  align-content: start;
}

.channel {
  display: block;
  text-align: left;
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(11, 13, 18, 0.55);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), background 0.2s var(--ease);
}

.channel:hover {
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-1px);
  background: rgba(11, 13, 18, 0.8);
}

.channel-primary {
  grid-column: 1 / -1;
  border-color: rgba(59, 130, 246, 0.5);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(11, 13, 18, 0.4));
}

.channel-primary:hover {
  border-color: var(--copper);
}

.channel-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 6px;
}

.channel-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.01em;
  margin-bottom: 4px;
}

.channel-value-sm {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 600;
  word-break: break-all;
}

.channel-hint {
  font-size: 0.82rem;
  color: var(--ink-dim);
}

.channel-qr {
  cursor: default;
  display: flex;
  align-items: center;
  gap: 18px;
}

.channel-qr img {
  width: 132px;
  height: auto;
  flex-shrink: 0;
  border-radius: 10px;
  background: #fff;
}

.channel-qr .channel-value {
  margin-bottom: 6px;
}

.contact-channels .channel-copy {
  grid-column: 1 / -1;
}

.channel-copy.copied {
  border-color: var(--ok);
}

.channel-copy.copied .channel-hint {
  color: var(--ok);
}

/* Footer */
.footer {
  border-top: 1px solid var(--line-soft);
  margin-top: 24px;
  padding: 36px clamp(16px, 4vw, 40px) 100px;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand strong {
  display: block;
}

.footer-brand span {
  color: var(--mute);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  color: var(--ink-dim);
  font-size: 0.92rem;
}

.footer-email {
  color: var(--mute);
  font-size: 0.92rem;
  font-family: var(--font-mono);
}

.footer-links a:hover {
  color: var(--copper-hot);
}

.footer-copy {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--mute);
}

/* Mobile sticky CTA */
.mobile-cta {
  display: none;
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 45;
  gap: 8px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(15, 18, 25, 0.92);
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
  transition: opacity 0.25s var(--ease);
}

.mobile-cta .btn {
  flex: 1;
  min-height: 44px;
}

/* Responsive */
@media (max-width: 900px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid,
  .contact-panel,
  .signal-grid,
  .service-grid,
  .case-body {
    grid-template-columns: 1fr;
  }

  .collab-grid,
  .process-strip,
  .service-scenes {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .nav-links {
    display: none;
  }

  .nav-burger {
    display: flex;
  }

  .collab-grid,
  .process-strip,
  .contact-channels,
  .service-scenes {
    grid-template-columns: 1fr;
  }

  .channel-primary {
    grid-column: auto;
  }

  .mobile-cta {
    display: flex;
  }

  .footer {
    padding-bottom: 110px;
  }

  .hero-title {
    font-size: clamp(2rem, 9vw, 2.85rem);
    line-height: 1.28;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .btn:hover,
  .channel:hover,
  .x-card:hover,
  .partner-card:hover {
    transform: none;
  }

  .log-line {
    animation: none;
    opacity: 1;
    transform: none;
  }
}