/* AiSi Broadcast — product site
   Brand tokens from Overview deck */

:root {
  --bg: #05070a;
  --bg-2: #0a0e14;
  --surface: #10141c;
  --surface-2: #161c26;
  --line: #2a3344;
  --cyan: #0cc0f0;
  --cyan-dim: rgba(12, 192, 240, 0.14);
  --yellow: #fcf000;
  --green: #6cb43c;
  --magenta: #e43090;
  --red: #e41824;
  --white: #fcfcfc;
  --body: #c8d0dc;
  --muted: #8b96a8;
  --navy: #07090d;

  --font-display: "Syne", system-ui, sans-serif;
  --font-num: "Space Grotesk", "Syne", system-ui, sans-serif;
  --font-cn: "Noto Sans HK", "PingFang HK", "Helvetica Neue", sans-serif;

  --wrap: min(1120px, calc(100% - 2.5rem));
  --wrap-wide: min(1240px, calc(100% - 2.5rem));
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.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");
}

.smpte-rail {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 60;
  background: linear-gradient(
    90deg,
    var(--yellow) 0 16%,
    var(--cyan) 16% 32%,
    var(--green) 32% 48%,
    var(--magenta) 48% 64%,
    var(--red) 64% 80%,
    #1a2030 80% 100%
  );
}

/* ——— Header ——— */
.site-header {
  position: fixed;
  top: 3px;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 3vw, 2rem);
  background: linear-gradient(180deg, rgba(5, 7, 10, 0.92), rgba(5, 7, 10, 0.55) 70%, transparent);
  backdrop-filter: blur(8px);
  transition: background 0.35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(5, 7, 10, 0.92);
  border-bottom: 1px solid var(--line);
}

.brand img {
  height: 42px;
  width: auto;
}

.nav {
  display: flex;
  gap: 1.35rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.nav a {
  position: relative;
  transition: color 0.25s;
  white-space: nowrap;
}

.nav a:hover {
  color: var(--cyan);
}

.nav-en {
  margin-left: 0.28rem;
  font-family: var(--font-display);
  font-size: 0.78em;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--muted);
  opacity: 0.85;
}

.nav a:hover .nav-en {
  color: var(--cyan);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s var(--ease);
}

.nav a:hover::after {
  width: 100%;
}

@media (max-width: 820px) {
  .nav {
    display: none;
  }
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.45rem;
  background: var(--cyan);
  color: var(--navy);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s, background 0.25s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(12, 192, 240, 0.28);
}

.btn-sm {
  padding: 0.55rem 1rem;
  font-size: 0.8rem;
}

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

.btn-ghost:hover {
  border-color: var(--cyan);
  box-shadow: none;
  color: var(--cyan);
}

/* ——— Layout ——— */
.wrap {
  width: var(--wrap);
  margin-inline: auto;
}

.wrap-wide {
  width: var(--wrap-wide);
}

.section {
  padding: clamp(4.5rem, 10vw, 7.5rem) 0;
  position: relative;
  scroll-margin-top: 4.5rem;
}

.section-chaptered {
  padding: 0 0 clamp(4rem, 8vw, 6.5rem);
}

.section-alt {
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
}

.section-body {
  padding-top: clamp(2.75rem, 5vw, 3.75rem);
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.75rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section-head h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.65rem, 3.4vw, 2.55rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.section-head .sub {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
}

.lede {
  max-width: 48rem;
  margin: 0 0 3rem;
  font-size: 1.12rem;
  color: var(--body);
}

.lede span {
  display: block;
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.95rem;
  font-family: var(--font-display);
}

/* ——— Chapter banners (large image + header) ——— */
.chapter {
  position: relative;
  min-height: clamp(16rem, 42vw, 28rem);
  display: block;
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid rgba(12, 192, 240, 0.28);
}

.chapter > img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  transform: scale(1.02);
  filter: saturate(1.08) contrast(1.06);
}

.chapter-pos-right > img {
  object-position: 70% center;
}

.chapter-veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(5, 7, 10, 0.88) 0%, rgba(5, 7, 10, 0.55) 48%, rgba(5, 7, 10, 0.25) 100%),
    linear-gradient(0deg, rgba(5, 7, 10, 0.92) 0%, rgba(5, 7, 10, 0.35) 55%, rgba(5, 7, 10, 0.45) 100%);
  pointer-events: none;
}

.chapter-copy.wrap {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  min-height: clamp(16rem, 42vw, 28rem);
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(2rem, 4vw, 3rem);
  text-align: left;
  box-sizing: border-box;
}

.chapter-copy .eyebrow,
.chapter-copy h2,
.chapter-copy .sub {
  width: 100%;
  max-width: 40rem;
  text-align: left;
}

.chapter-copy .eyebrow {
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.45);
}

.chapter-copy h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.55rem, 3.2vw, 2.45rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--white);
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.45);
}

.chapter-copy .sub {
  margin: 0;
  color: rgba(200, 208, 220, 0.92);
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  font-weight: 500;
}

/* ——— Hero ——— */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 6.5rem 0 3.5rem;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% center;
  transform: scale(1.04);
  filter: saturate(1.05) contrast(1.08);
  animation: heroDrift 24s var(--ease) infinite alternate;
}

@keyframes heroDrift {
  from {
    transform: scale(1.04) translate(0, 0);
  }
  to {
    transform: scale(1.1) translate(-1.2%, -0.8%);
  }
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(5, 7, 10, 0.88) 0%, rgba(5, 7, 10, 0.52) 40%, rgba(5, 7, 10, 0.12) 70%, rgba(5, 7, 10, 0.28) 100%),
    linear-gradient(180deg, rgba(5, 7, 10, 0.38) 0%, transparent 32%, rgba(5, 7, 10, 0.62) 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(12, 192, 240, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(12, 192, 240, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, black 0%, transparent 55%);
  pointer-events: none;
}

.hero-stage {
  width: min(1240px, calc(100% - 2.5rem));
  margin-inline: auto;
  display: block;
  animation: riseIn 0.95s var(--ease) both;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.hero-copy {
  max-width: 38rem;
}

.hero-lockup {
  width: min(220px, 55vw);
  height: auto;
  margin-bottom: 1.1rem;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.45));
}

.hero-rule {
  width: 7.5rem;
  height: 4px;
  margin-bottom: 1.35rem;
  background: linear-gradient(
    90deg,
    var(--yellow),
    var(--cyan),
    var(--green),
    var(--magenta),
    var(--red)
  );
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1.1rem;
  padding: 0.4rem 0.75rem;
  background: rgba(228, 24, 36, 0.2);
  border: 1px solid rgba(228, 24, 36, 0.65);
  color: #ff7a80;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 0 rgba(228, 24, 36, 0.6);
  animation: pulse 1.6s ease infinite;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 10px rgba(228, 24, 36, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(228, 24, 36, 0);
  }
}

.h1-cn {
  display: block;
  font-size: clamp(2.45rem, 5.8vw, 3.85rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 0.65rem;
  text-shadow: 0 2px 28px rgba(0, 0, 0, 0.45);
}

.h1-en {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.05em;
}

.hero-lead {
  margin: 1.45rem 0 0.4rem;
  font-size: clamp(1.02rem, 2vw, 1.18rem);
  color: var(--body);
  max-width: 34rem;
  line-height: 1.6;
}

.hero-lead-en {
  margin: 0 0 1.65rem;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.95rem;
  max-width: 32rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.hero-proof {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.1rem;
}

.hero-proof li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--body);
  font-size: 0.84rem;
  font-family: var(--font-display);
}

.hero-proof img {
  width: 20px;
  height: 20px;
  opacity: 0.9;
}

.hero-scroll {
  position: absolute;
  right: clamp(1rem, 4vw, 3rem);
  bottom: 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-scroll i {
  display: block;
  width: 1px;
  height: 42px;
  background: linear-gradient(var(--cyan), transparent);
  animation: scrollLine 1.8s ease infinite;
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0.3);
    transform-origin: top;
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
  100% {
    transform: scaleY(1);
    transform-origin: top;
    opacity: 0;
  }
}

/* ——— Features ——— */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

.feature {
  position: relative;
  padding: 1.6rem 1.4rem 1.8rem;
  background: var(--surface);
  border: 1px solid var(--line);
  overflow: hidden;
}

.feature-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--bar);
}

.feature-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 0.95rem;
}

.feature-kicker {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.feature-num {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(3.4rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--cyan);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.feature-num span {
  font-size: 0.42em;
  margin-left: 0.08rem;
  font-weight: 600;
  vertical-align: 0.12em;
}

.feature-num-sm {
  font-size: clamp(2.8rem, 5vw, 3.6rem);
  letter-spacing: 0.02em;
}

.feature-label {
  margin: 0.45rem 0 1.2rem;
  color: var(--yellow);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
}

.feature-body {
  margin: 0;
  color: var(--body);
  font-size: 0.92rem;
}

/* ——— Challenges ——— */
.challenge-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (max-width: 720px) {
  .challenge-grid {
    grid-template-columns: 1fr;
  }
}

.challenge {
  position: relative;
  padding: 1.5rem 1.4rem 1.6rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
}

.challenge-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 0.75rem;
}

.challenge .n {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--cyan);
  font-size: 0.95rem;
}

.challenge h3 {
  margin: 0.55rem 0 0.2rem;
  font-size: 1.15rem;
}

.challenge .en {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.82rem;
}

.challenge p:last-child {
  margin: 0;
  color: var(--body);
  font-size: 0.95rem;
}

/* ——— Pipeline ——— */
.pipeline {
  list-style: none;
  margin: 0 0 3rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  position: relative;
}

.pipeline::before {
  content: "";
  position: absolute;
  top: 1.65rem;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.45;
  z-index: 0;
}

@media (max-width: 900px) {
  .pipeline {
    grid-template-columns: 1fr 1fr;
  }
  .pipeline::before {
    display: none;
  }
}

.pipeline li {
  position: relative;
  z-index: 1;
  padding: 1.2rem 1rem 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.pipeline-core {
  background: linear-gradient(160deg, #0d2a32, var(--surface));
  border-color: var(--cyan);
}

.pipeline .step {
  font-family: var(--font-display);
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.8rem;
  margin-bottom: 0.4rem;
}

.pipeline strong {
  font-size: 1.1rem;
}

.pipeline em {
  font-style: normal;
  font-family: var(--font-display);
  color: var(--muted);
  font-size: 0.8rem;
}

.pipeline li > span:last-child {
  margin-top: 0.55rem;
  color: var(--body);
  font-size: 0.85rem;
}

.split {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 2rem;
  align-items: center;
}

@media (max-width: 900px) {
  .split {
    grid-template-columns: 1fr;
  }
}

.split-media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}

.split-media img {
  width: 100%;
  height: auto;
}

.split-copy h3 {
  margin: 0 0 0.45rem;
  font-size: 1.15rem;
  color: var(--cyan);
}

.split-copy h3 + p {
  margin: 0 0 0.35rem;
  color: var(--body);
}

.split-copy .muted {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.88rem;
}

.split-point {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.split-point:last-child {
  margin-bottom: 0;
}

.split-point img {
  width: 32px;
  height: 32px;
  margin-top: 0.15rem;
}

/* ——— Output visual ——— */
.section-visual .wrap-wide.section-body {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 2.5rem;
  align-items: center;
}

@media (max-width: 960px) {
  .section-visual .wrap-wide.section-body {
    grid-template-columns: 1fr;
  }
}

.tick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.tick-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 0.85rem;
  align-items: start;
  padding-left: 0;
  border-left: none;
}

.tick-list li > img {
  width: 28px;
  height: 28px;
  margin-top: 0.15rem;
}

.tick-list strong {
  display: block;
  margin-bottom: 0.3rem;
}

.tick-list span {
  color: var(--body);
  font-size: 0.95rem;
}

.visual-frame {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--navy);
}

.visual-frame img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
}

.visual-frame figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1rem 1.1rem;
  background: linear-gradient(transparent, rgba(7, 9, 13, 0.92));
  color: var(--body);
  font-size: 0.88rem;
  border-top: 1px solid rgba(12, 192, 240, 0.35);
}

/* ——— KPIs ——— */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  margin-bottom: 2rem;
}

@media (max-width: 800px) {
  .kpi-row {
    grid-template-columns: 1fr 1fr;
  }
}

.kpi {
  padding: 1.35rem 1.15rem 1.45rem;
  background: var(--surface);
  border: 1px solid var(--line);
  text-align: left;
}

.kpi img {
  width: 28px;
  height: 28px;
  margin-bottom: 0.85rem;
}

.kpi-num {
  margin: 0 0 0.65rem;
  font-family: var(--font-num);
  font-size: clamp(2.2rem, 4.2vw, 3rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.01em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.kpi-num span {
  font-size: 0.48em;
  color: var(--muted);
  font-weight: 600;
  margin-left: 0.08rem;
}

.kpi-cn {
  margin: 0;
  font-weight: 600;
}

.kpi-en {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.8rem;
}

.footnote {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  max-width: 48rem;
}

.footnote span {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
}

/* ——— Trio / IO ——— */
.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 800px) {
  .trio {
    grid-template-columns: 1fr;
  }
}

.trio-item {
  padding: 1.45rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--yellow);
}

.trio-item img {
  width: 34px;
  height: 34px;
  margin-bottom: 0.85rem;
}

.trio-item:nth-child(2) {
  border-top-color: var(--cyan);
}

.trio-item:nth-child(3) {
  border-top-color: var(--green);
}

.trio-item h3 {
  margin: 0 0 0.25rem;
}

.trio-item .en {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.82rem;
}

.trio-item p:last-child {
  margin: 0;
  color: var(--body);
  font-size: 0.92rem;
}

.io {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 720px) {
  .io {
    grid-template-columns: 1fr;
  }
}

.io > div {
  padding: 1.5rem 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
}

.io h3 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.io ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.io li {
  color: var(--body);
  font-size: 0.92rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.io li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.io b {
  color: var(--cyan);
  font-family: var(--font-display);
  font-weight: 600;
}

/* ——— Deploy ——— */
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

@media (max-width: 800px) {
  .deploy-grid {
    grid-template-columns: 1fr;
  }
}

.deploy {
  padding: 1.6rem 1.35rem 1.8rem;
  background: var(--surface);
  border: 1px solid var(--line);
  min-height: 14rem;
}

.deploy-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 0.85rem;
}

.deploy .n {
  font-family: var(--font-num);
  color: var(--cyan);
  font-weight: 700;
  font-size: 1.15rem;
}

.deploy h3 {
  margin: 0.7rem 0 0.2rem;
  font-size: 1.25rem;
}

.deploy .en {
  margin: 0 0 1rem;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.85rem;
}

.deploy p:last-child {
  margin: 0;
  color: var(--body);
}

/* ——— CTA / Contact ——— */
.cta-section {
  padding-bottom: 5rem;
}

.cta-panel {
  padding: clamp(2rem, 5vw, 3.25rem);
  background:
    radial-gradient(ellipse at 0% 0%, rgba(12, 192, 240, 0.16), transparent 50%),
    linear-gradient(160deg, #0a1520, var(--navy) 55%, #0b1018);
  border: 1px solid rgba(12, 192, 240, 0.45);
}

.cta-panel .deliverables {
  margin-top: 0;
}

.cta-panel h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.3;
  max-width: 36rem;
}

.cta-panel h2 small {
  display: inline;
  font-size: 0.65em;
  color: var(--muted);
  font-weight: 500;
}

.cta-en {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-family: var(--font-display);
}

.deliverables {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.deliverables li {
  padding: 0.45rem 0.85rem;
  background: var(--cyan-dim);
  border: 1px solid rgba(12, 192, 240, 0.3);
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 600;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}

@media (max-width: 720px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.1rem 1.15rem;
  background: rgba(16, 20, 28, 0.75);
  border: 1px solid var(--line);
  transition: border-color 0.25s, transform 0.25s var(--ease);
}

.contact-item:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.contact-item .label {
  color: var(--muted);
  font-size: 0.78rem;
  font-family: var(--font-display);
}

.contact-item .value {
  color: var(--yellow);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  word-break: break-all;
}

.company {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.company strong {
  display: block;
  font-family: var(--font-display);
}

.company p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

/* ——— Footer ——— */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.35rem 0 1.6rem;
  background: var(--navy);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.footer-brand img {
  width: 28px;
  height: 28px;
}

/* ——— Reveal ——— */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.feature-grid .reveal:nth-child(2),
.challenge-grid .reveal:nth-child(2),
.deploy-grid .reveal:nth-child(2),
.trio .reveal:nth-child(2) {
  transition-delay: 0.08s;
}

.feature-grid .reveal:nth-child(3),
.challenge-grid .reveal:nth-child(3),
.deploy-grid .reveal:nth-child(3),
.trio .reveal:nth-child(3) {
  transition-delay: 0.16s;
}

.challenge-grid .reveal:nth-child(4) {
  transition-delay: 0.24s;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}