:root {
  --ink: #10141d;
  --paper: #f3f5f2;
  --white: #ffffff;
  --line: #cbd1cb;
  --muted: #69716e;
  --lime: #b9ff47;
  --aqua: #55e6c1;
  --coral: #ff725e;
  --violet: #8268ee;
  --panel: #181f2d;
  --font-display: "Manrope", "Pretendard", sans-serif;
  --font-body: "Gowun Dodum", "Malgun Gothic", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  line-height: 1.65;
}
button, a { font: inherit; }
button { color: inherit; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  padding: 0 4vw;
  display: flex;
  align-items: center;
  gap: 36px;
  color: var(--white);
  background: rgba(13, 17, 25, .92);
  border-bottom: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(14px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0;
}
.brand img { width: 34px; height: 34px; image-rendering: pixelated; border-radius: 6px; }
.site-header nav { display: flex; gap: 30px; margin-left: auto; }
.site-header nav a { font-size: 14px; color: #d8ddd9; }
.site-header nav a:hover { color: var(--lime); }
.header-action {
  border: 1px solid rgba(255,255,255,.58);
  padding: 9px 16px;
  font-size: 13px;
}

.hero {
  position: relative;
  min-height: min(860px, 100svh);
  color: var(--white);
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 54% center;
  filter: saturate(.82) contrast(1.08);
  transform: scale(1.03);
}
.hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7,10,15,.96) 0%, rgba(7,10,15,.86) 38%, rgba(7,10,15,.25) 72%, rgba(7,10,15,.42) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, 88vw);
  margin-left: 8vw;
  padding-top: 72px;
}
.eyebrow, .section-label, .kicker {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0;
}
.eyebrow { font-size: 12px; color: var(--aqua); }
.hero h1 {
  font: 800 clamp(62px, 8.5vw, 132px)/.88 var(--font-display);
  letter-spacing: 0;
  margin: 28px 0 30px;
}
.hero-copy {
  max-width: 620px;
  margin: 0 0 35px;
  font-size: clamp(18px, 2vw, 25px);
  line-height: 1.55;
  color: #e2e8e3;
}
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.button {
  min-height: 48px;
  padding: 12px 21px;
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 700;
  transition: transform .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--lime); color: #11160d; }
.button.ghost { background: transparent; border-color: rgba(255,255,255,.52); color: var(--white); }
.hero-stats {
  display: flex;
  gap: 0;
  margin: 52px 0 0;
}
.hero-stats div {
  min-width: 145px;
  padding: 0 28px;
  border-left: 1px solid rgba(255,255,255,.3);
}
.hero-stats div:first-child { padding-left: 0; border-left: 0; }
.hero-stats dt { font: 800 26px/1.2 var(--font-display); color: var(--lime); }
.hero-stats dd { margin: 5px 0 0; color: #cdd3ce; font-size: 13px; }
.scroll-cue {
  position: absolute;
  z-index: 2;
  right: 4vw;
  bottom: 35px;
  font: 700 11px var(--font-display);
  writing-mode: vertical-rl;
  color: #dbe0dc;
}
.scroll-cue span { color: var(--lime); margin-top: 8px; }

.section { padding: 130px max(5vw, calc((100vw - 1320px)/2)); }
.section-label {
  font-size: 12px;
  color: var(--violet);
  margin-bottom: 22px;
}
.section-label.light { color: var(--aqua); }
.kicker { color: var(--coral); font-size: 14px; margin-bottom: 14px; }
h2 {
  margin: 0;
  font: 800 clamp(38px, 5vw, 70px)/1.12 var(--font-display);
  letter-spacing: 0;
}
.intro-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 9vw; align-items: end; }
.intro-copy { font-size: 18px; color: #414845; }
.intro-copy p:first-child { margin-top: 0; }
.role-strip {
  display: flex;
  flex-wrap: wrap;
  margin-top: 80px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.role-strip span {
  flex: 1 1 180px;
  padding: 20px 14px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  border-right: 1px solid var(--line);
}

.projects { padding-top: 40px; }
.project-stack { display: grid; gap: 22px; }
.project-card {
  position: relative;
  overflow: hidden;
  padding: 28px 30px 20px;
  color: var(--white);
  background: #151b25;
  border-radius: 6px;
}
.project-card::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -120px;
  top: -120px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 50%;
}
.project-mekichu { background: #082e2b; }
.project-job { background: #273047; }
.project-news { background: #16242b; }
.project-office { color: var(--ink); background: #dfe4d9; }
.project-meta {
  display: flex;
  justify-content: space-between;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,.2);
  font: 700 11px var(--font-display);
  color: rgba(255,255,255,.62);
}
.project-office .project-meta { border-color: rgba(16,20,29,.2); color: #616a62; }
.project-main {
  min-height: 350px;
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 6vw;
  align-items: center;
  padding: 42px 0 30px;
}
.project-main h3 { margin: 4px 0 14px; font: 800 clamp(42px, 5vw, 70px)/1 var(--font-display); }
.project-main p { max-width: 520px; color: #c4cdc8; font-size: 17px; }
.project-office .project-main p { color: #4e5650; }
.project-kicker { margin: 0; color: var(--aqua) !important; font: 700 12px var(--font-display); }
.project-job .project-kicker { color: #a7b8ff !important; }
.project-news .project-kicker { color: #72dce0 !important; }
.project-office .project-kicker { color: #6e56d8 !important; }
.project-main a { display: inline-block; margin-top: 14px; color: var(--lime); font-weight: 700; }
.live-proof { display: flex; align-items: center; gap: 12px; margin-top: 24px; }
.live-proof strong { color: var(--lime); font: 800 30px var(--font-display); }
.live-proof span { max-width: 190px; color: #b8c8c2; font-size: 12px; }
.project-main > img { width: 100%; box-shadow: 0 22px 55px rgba(0,0,0,.3); }
.project-points { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 24px; }
.project-points span { padding: 6px 9px; border: 1px solid rgba(255,255,255,.26); font-size: 12px; }
.project-office .project-points span { border-color: rgba(16,20,29,.23); }
.project-tags { display: flex; flex-wrap: wrap; gap: 20px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.67); font: 600 11px var(--font-display); }
.project-office .project-tags { border-color: rgba(16,20,29,.2); color: #5d665f; }
.job-visual, .news-visual, .office-visual {
  padding: 24px;
  background: #f7f8fa;
  color: #1b2230;
  border-radius: 5px;
  box-shadow: 0 22px 55px rgba(0,0,0,.22);
}
.visual-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.visual-head b { font: 800 18px var(--font-display); }
.visual-head span { color: #6e7680; font-size: 12px; }
.job-item { display: grid; grid-template-columns: 48px 1fr; gap: 13px; align-items: center; padding: 13px 0; border-top: 1px solid #d9dee5; }
.job-item i { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; color: #173016; background: var(--lime); font: 800 14px var(--font-display); font-style: normal; }
.job-item b, .job-item span { display: block; }
.job-item b { font-size: 14px; }
.job-item span { color: #6c747e; font-size: 12px; }
.market-line { display: grid; grid-template-columns: 1fr auto auto; gap: 12px; padding: 18px; margin-bottom: 10px; color: #e8efed; background: #17323a; }
.market-line span { color: var(--aqua); }
.news-line { display: grid; grid-template-columns: 32px 1fr; gap: 10px; padding: 11px 0; border-bottom: 1px solid #d9dee2; }
.news-line i { color: #5e7a83; font-style: normal; font: 700 11px var(--font-display); }
.news-line p { margin: 0; color: #293239; font-size: 13px; }
.office-visual { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; background: #f7f8f4; }
.metric { min-height: 130px; padding: 18px; display: flex; flex-direction: column; justify-content: space-between; background: #20272b; color: var(--white); }
.metric span { font-size: 12px; color: #aeb8b2; }
.metric strong { font: 800 clamp(22px, 3vw, 39px) var(--font-display); color: var(--lime); }
.metric-wide { grid-column: 1 / -1; padding: 18px; color: #3e4841; border: 1px solid #ccd2c9; font-weight: 700; }

.bot-case-studies { display: grid; gap: 28px; margin-top: 72px; }
.bot-case {
  min-height: 610px;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 7vw;
  align-items: center;
  padding: 64px;
  border: 1px solid var(--line);
  background: #f5f6f3;
}
.bot-case-news { background: #101a20; color: var(--white); border-color: #283740; }
.case-number { margin-bottom: 50px; color: #7c8580; font: 700 11px var(--font-display); }
.bot-case-copy .kicker { color: #5d6de8; }
.bot-case-news .bot-case-copy .kicker { color: var(--aqua); }
.bot-case-copy h3 { margin: 8px 0 24px; font: 800 clamp(36px, 3.6vw, 56px)/1.12 var(--font-display); }
.bot-case-copy > p:not(.kicker) { max-width: 530px; color: #505a55; font-size: 17px; }
.bot-case-news .bot-case-copy > p:not(.kicker) { color: #b9c6c3; }
.case-flow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 34px; }
.case-flow span { padding: 7px 9px; border: 1px solid #c8ceca; font-size: 11px; font-weight: 700; }
.case-flow i { color: #8b948f; font-style: normal; }
.bot-case-news .case-flow span { border-color: #43545e; color: #d6e0de; }
.case-device {
  overflow: hidden;
  border: 1px solid #d7dce1;
  background: #fff;
  color: #19212b;
  box-shadow: 0 28px 70px rgba(18,24,30,.18);
}
.case-device-bar { display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; color: #fff; background: #242d42; }
.case-device-bar b { font: 800 16px var(--font-display); }
.case-device-bar span { color: #aeb8c8; font-size: 11px; }
.case-profile { padding: 18px 22px; border-bottom: 1px solid #e1e5e9; background: #f3f5fb; }
.case-profile span, .case-profile strong { display: block; }
.case-profile span { margin-bottom: 5px; color: #727b88; font-size: 11px; }
.case-result { display: grid; grid-template-columns: 58px 1fr; gap: 14px; align-items: center; padding: 17px 22px; border-bottom: 1px solid #e4e7ea; }
.case-result.featured { background: #f8f9ff; }
.case-result em { display: grid; place-items: center; width: 48px; height: 48px; color: #fff; background: #5667e8; font: 800 15px var(--font-display); font-style: normal; }
.case-result small, .case-result b, .case-result p { display: block; }
.case-result small { color: #7d8590; font-size: 10px; }
.case-result b { margin: 2px 0; font-size: 14px; }
.case-result p { margin: 0; color: #737c86; font-size: 11px; }
.case-summary { display: flex; align-items: center; gap: 12px; padding: 16px 22px; color: #66707b; background: #f1f3f5; font-size: 11px; }
.case-summary strong { margin-left: auto; color: #25304a; }
.case-disclaimer { margin: 0; padding: 9px 22px; color: #969da5; background: #f8f9fa; font-size: 9px; text-align: right; }
.case-device-news { border-color: #34444e; background: #17242b; color: #edf3f1; }
.case-device-news .case-device-bar { background: #0d151a; }
.case-market-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: #34434b; }
.case-market-grid div { padding: 20px; background: #1c2b32; }
.case-market-grid small, .case-market-grid strong, .case-market-grid span { display: block; }
.case-market-grid small { color: #84949b; font-size: 10px; }
.case-market-grid strong { margin: 4px 0; font: 800 22px var(--font-display); }
.case-market-grid span { color: #5de2b5; font-size: 11px; }
.case-market-grid .down { color: #70b8ff; }
.case-news-item { display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding: 17px 20px; border-bottom: 1px solid #304048; }
.case-news-item em { color: var(--aqua); font: 700 11px var(--font-display); font-style: normal; }
.case-news-item b { font-size: 13px; }
.case-news-item p { margin: 4px 0 0; color: #91a1a7; font-size: 10px; }
.case-alert { display: grid; grid-template-columns: 1fr 1fr; gap: 5px 16px; margin: 14px 18px; padding: 15px 17px; border-left: 3px solid #e7b75c; background: #222d31; }
.case-alert span { grid-column: 1 / -1; color: #e7b75c; font-size: 10px; }
.case-alert b { font-size: 12px; }
.case-alert strong { justify-self: end; color: #f1d28e; font-size: 12px; }
.case-device-news .case-summary { color: #97a5aa; background: #111c21; }
.case-device-news .case-summary strong { color: var(--aqua); }
.case-device-news .case-disclaimer { color: #697b82; background: #0d171c; }
.real-case-shot {
  position: relative;
  margin: 0;
  padding: 18px;
  background: #dce9f2;
  border: 1px solid #34444e;
  box-shadow: 0 28px 70px rgba(0,0,0,.28);
}
.real-case-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 2px 2px 15px;
  color: #17242b;
}
.real-case-label span { font: 800 10px var(--font-display); color: #34697a; }
.real-case-label b { font-size: 13px; }
.real-case-shot img {
  width: 100%;
  max-height: 720px;
  object-fit: contain;
  object-position: top center;
  background: #bdd3e2;
}
.real-case-shot figcaption {
  padding: 12px 2px 0;
  color: #526773;
  font-size: 11px;
}

.business-case-studies { display: grid; gap: 28px; margin-top: 28px; }
.business-case {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 6vw;
  padding: 64px;
  color: var(--white);
  background: #1b2028;
  border-top: 6px solid var(--coral);
}
.business-case-asset {
  color: var(--ink);
  background: #e6e8df;
  border-top-color: var(--violet);
}
.business-case-copy .case-number { margin-bottom: 44px; color: #8b949f; }
.business-case-copy h3 {
  margin: 8px 0 24px;
  font: 800 clamp(34px, 3.4vw, 54px)/1.14 var(--font-display);
}
.business-case-copy > p:not(.kicker) { margin: 0; color: #c0c8c5; font-size: 17px; }
.business-case-asset .business-case-copy > p:not(.kicker) { color: #4e5752; }
.business-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 10px;
  align-items: stretch;
}
.business-flow > div {
  min-width: 0;
  padding: 20px 15px;
  background: #282f3a;
  border-bottom: 3px solid var(--coral);
}
.business-case-asset .business-flow > div { background: #f6f7f2; border-bottom-color: var(--violet); }
.business-flow span, .business-flow b, .business-flow small { display: block; }
.business-flow span { color: var(--coral); font: 800 11px var(--font-display); }
.business-case-asset .business-flow span { color: var(--violet); }
.business-flow b { margin: 18px 0 7px; font-size: 14px; }
.business-flow small { color: #9ca7a2; font-size: 10px; line-height: 1.5; }
.business-case-asset .business-flow small { color: #737c77; }
.business-flow i { align-self: center; color: #758078; font-style: normal; }
.business-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 22px;
  background: #4a5159;
}
.business-results-two { grid-template-columns: repeat(2, 1fr); }
.business-results div { padding: 24px; background: #11161d; }
.business-case-asset .business-results { background: #c7cbc3; }
.business-case-asset .business-results div { background: #fff; }
.business-results strong, .business-results span { display: block; }
.business-results strong { color: var(--lime); font: 800 clamp(28px, 3vw, 44px) var(--font-display); }
.business-case-asset .business-results strong { color: #6450c8; }
.business-results span { margin-top: 7px; color: #aeb8b3; font-size: 11px; }
.business-case-asset .business-results span { color: #68706c; }
.business-results p {
  grid-column: 1 / -1;
  margin: 0;
  padding: 17px 20px;
  color: #c5cdc9;
  background: #20262e;
  font-size: 13px;
}
.business-case-asset .business-results p { color: #49514d; background: #d8dcd4; }

.demo-section {
  min-height: 820px;
  padding: 110px max(5vw, calc((100vw - 1320px)/2));
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 7vw;
  align-items: center;
  color: var(--white);
  background: #161d29;
}
.demo-copy > p:not(.kicker) { max-width: 560px; color: #bdc7c3; font-size: 17px; }
.demo-copy h2 { font-size: clamp(38px, 4.8vw, 66px); }
.demo-commands { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 35px; }
.demo-commands button {
  padding: 9px 13px;
  border: 1px solid #505b6d;
  background: transparent;
  color: #d5dce4;
  cursor: pointer;
}
.demo-commands button.active { color: #10150e; border-color: var(--lime); background: var(--lime); }
.phone-demo {
  width: min(100%, 610px);
  justify-self: end;
  overflow: hidden;
  background: #b8d1e2;
  border: 10px solid #090c12;
  border-radius: 28px;
  box-shadow: 0 35px 90px rgba(0,0,0,.4);
}
.phone-top {
  height: 58px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: #eef1f4;
  background: #252c36;
  font-size: 13px;
}
.phone-time { justify-self: start; }
.phone-signal { justify-self: end; color: var(--aqua); font-size: 8px; letter-spacing: 2px; }
.chat-area {
  min-height: 520px;
  padding: 20px 18px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.chat-date {
  align-self: center;
  padding: 4px 10px;
  border-radius: 20px;
  color: rgba(255,255,255,.95);
  background: rgba(67,92,111,.55);
  font-size: 11px;
}
.message.user {
  align-self: flex-end;
  max-width: 70%;
  padding: 9px 13px;
  border-radius: 8px 2px 8px 8px;
  color: #171710;
  background: #ffed68;
}
.message.bot { display: grid; grid-template-columns: 36px 1fr; gap: 9px; align-self: flex-start; max-width: 92%; }
.message.bot b { display: block; margin-bottom: 4px; color: #202a31; font-size: 12px; }
.bot-avatar { width: 36px; height: 36px; border-radius: 9px; image-rendering: pixelated; }
.bubble {
  display: inline-block;
  padding: 10px 12px;
  border-radius: 2px 8px 8px 8px;
  color: #1b2429;
  background: var(--white);
}
.status-bubble { font-size: 13px; }
.typing { display: inline-flex; gap: 3px; margin-right: 6px; vertical-align: middle; }
.typing i { width: 4px; height: 4px; border-radius: 50%; background: var(--violet); animation: typing 1.1s infinite; }
.typing i:nth-child(2) { animation-delay: .16s; }
.typing i:nth-child(3) { animation-delay: .32s; }
@keyframes typing { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-4px); } }
.image-bubble { width: 100%; padding: 5px; background: #fff; }
.image-bubble img { width: 100%; max-height: 285px; object-fit: contain; background: #0c1015; }
.music-bubble { width: min(100%, 410px); padding: 16px; display: grid; grid-template-columns: 64px 1fr; gap: 14px; align-items: center; }
.music-bubble[hidden] { display: none; }
.music-disc { width: 60px; height: 60px; display: grid; place-items: center; border-radius: 50%; color: var(--aqua); background: #161d29; box-shadow: inset 0 0 0 8px #263248; }
.music-disc span { font-size: 24px; }
.music-copy strong { margin: 0; color: #171e24 !important; font-size: 13px !important; }
.music-copy p { margin: 5px 0 10px; color: #56636c; font-size: 11px; }
.music-controls { display: flex; flex-wrap: wrap; gap: 5px; }
.music-controls button { padding: 6px 8px; border: 1px solid #cbd2d8; background: #f4f6f8; color: #273039; cursor: pointer; font-size: 10px; }
.music-controls button:first-child { color: #fff; border-color: #5667e8; background: #5667e8; }
.message.bot small { display: block; margin-top: 4px; color: #485761; font-size: 10px; }
.phone-input {
  height: 56px;
  padding: 8px 10px 8px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #8b949b;
  background: #f7f8f9;
  border-top: 1px solid #d9dfe3;
  font-size: 13px;
}
.phone-input button {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: #fee500;
  cursor: pointer;
  font-weight: 800;
}

.showcase {
  min-height: 730px;
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  background: #0d1517;
  color: var(--white);
}
.showcase-copy {
  padding: 110px 6vw;
  align-self: center;
}
.showcase-copy h2 { font-size: clamp(38px, 4.5vw, 65px); }
.showcase-copy > p:not(.kicker) { max-width: 520px; color: #bdc9c3; font-size: 17px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.tag-list span {
  border: 1px solid #43514c;
  padding: 7px 11px;
  font: 600 12px var(--font-display);
  color: var(--aqua);
}
.showcase-visual {
  min-width: 0;
  display: flex;
  align-items: center;
  padding: 80px 5vw 80px 0;
}
.showcase-visual img {
  width: 100%;
  box-shadow: 0 28px 80px rgba(0,0,0,.42);
  border: 1px solid rgba(85,230,193,.4);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 8vw;
  align-items: end;
  margin-bottom: 70px;
}
.section-heading > p { color: #56605b; font-size: 17px; margin: 0 0 8px; }
.feature-list { border-top: 1px solid var(--ink); }
.feature-row {
  display: grid;
  grid-template-columns: 62px 1.1fr 1fr 180px;
  gap: 28px;
  align-items: center;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.feature-index { font: 700 12px var(--font-display); color: var(--muted); }
.feature-title { display: flex; align-items: center; gap: 14px; }
.feature-title h3 { margin: 0; font: 700 23px var(--font-display); }
.feature-icon { color: var(--coral); font-size: 25px; width: 30px; }
.feature-row p { margin: 0; color: #505854; }
.feature-command {
  justify-self: end;
  border: 1px solid var(--line);
  padding: 7px 11px;
  font: 600 12px var(--font-display);
  color: #39413d;
}

.system { background: #e7ebe6; }
.architecture {
  display: grid;
  grid-template-columns: 1fr 220px 1fr;
  gap: 24px;
  align-items: center;
}
.arch-node {
  position: relative;
  min-height: 240px;
  padding: 42px;
  color: var(--white);
  background: var(--panel);
  border-top: 5px solid var(--aqua);
}
.arch-node.pc { border-color: var(--coral); }
.node-status {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 5px rgba(185,255,71,.12);
}
.arch-node small { color: #8c9993; font: 700 11px var(--font-display); }
.arch-node strong { display: block; margin: 35px 0 8px; font: 800 30px var(--font-display); }
.arch-node p { margin: 0; color: #c4cdc8; }
.arch-flow { text-align: center; color: #5a625e; font-size: 12px; }
.flow-line { position: relative; height: 2px; background: #8b948f; margin: 17px 0; overflow: hidden; }
.flow-line i {
  position: absolute;
  top: -3px;
  width: 8px;
  height: 8px;
  background: var(--violet);
  animation: flow 2s linear infinite;
}
@keyframes flow { from { left: -10px; } to { left: 100%; } }
.fallback-note {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  align-items: center;
  gap: 30px;
  margin-top: 20px;
  padding: 24px 28px;
  background: var(--white);
  border-left: 5px solid var(--lime);
}
.fallback-note strong { font: 800 20px var(--font-display); }
.fallback-note p { margin: 0; }
.fallback-note span { color: #4b5b52; font: 700 12px var(--font-display); }

.control-section {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  min-height: 760px;
  color: var(--white);
  background: #10141d;
}
.control-copy { padding: 120px 6vw; align-self: center; }
.control-copy h2 { font-size: clamp(36px, 4.4vw, 62px); }
.control-copy > p:not(.kicker) { color: #b9c1c9; max-width: 500px; }
.control-tabs { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 36px; }
.control-tabs button {
  border: 1px solid #4c5768;
  background: transparent;
  color: #cdd4dd;
  padding: 9px 13px;
  cursor: pointer;
}
.control-tabs button.active { color: #12171b; border-color: var(--aqua); background: var(--aqua); }
.control-window {
  align-self: center;
  margin-right: 5vw;
  min-width: 0;
  background: #080b10;
  border: 1px solid #394251;
  box-shadow: 0 30px 90px rgba(0,0,0,.38);
}
.window-bar {
  height: 42px;
  padding: 0 15px;
  display: flex;
  align-items: center;
  gap: 7px;
  border-bottom: 1px solid #303847;
}
.window-bar span { width: 9px; height: 9px; border-radius: 50%; background: #5a6270; }
.window-bar span:first-child { background: var(--coral); }
.window-bar span:nth-child(2) { background: #f4c75b; }
.window-bar span:nth-child(3) { background: var(--aqua); }
.window-bar b { margin-left: 8px; font: 600 11px var(--font-display); color: #9da6b3; }
.control-window img { width: 100%; aspect-ratio: 1.25; object-fit: cover; object-position: top left; }

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-grid article {
  min-height: 350px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-top: 5px solid var(--coral);
}
.case-grid article:nth-child(2) { border-color: var(--violet); }
.case-grid article:nth-child(3) { border-color: var(--aqua); }
.case-no { font: 700 11px var(--font-display); color: var(--muted); }
.case-grid h3 { margin: 36px 0 16px; font: 700 26px/1.35 var(--font-display); }
.case-grid p { color: #555d59; margin: 0; }
.result {
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-weight: 700;
}

.gallery { background: #171d28; color: var(--white); }
.gallery .section-label { color: var(--aqua); }
.gallery-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.gallery-item {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  padding: 0;
  border: 0;
  background: #090c12;
  cursor: zoom-in;
}
.gallery-item.wide { grid-column: 1 / -1; min-height: 500px; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.gallery-item:hover img { transform: scale(1.025); }
.gallery-item span {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 8px 11px;
  background: rgba(9,12,18,.88);
  font: 700 11px var(--font-display);
}

.contact {
  position: relative;
  min-height: 650px;
  padding: 130px 6vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--lime);
}
.contact-icon { width: 76px; height: 76px; image-rendering: pixelated; margin-bottom: 25px; border-radius: 12px; }
.contact .kicker { color: #394326; }
.contact h2 { max-width: 920px; }
.contact-name { display: flex; align-items: baseline; gap: 14px; margin: 22px 0 8px; }
.contact-name strong { font-family: var(--font-display); font-size: 28px; }
.contact-name span { color: #48503b; font-size: 15px; }
.contact-copy { font-size: 17px; }
.contact-actions { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.contact .button.primary { background: var(--ink); color: var(--white); }
.contact-copy-button { border: 1px solid rgba(10,15,20,.34); background: transparent; color: var(--ink); }
footer {
  min-height: 86px;
  padding: 24px 5vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  color: #aeb6b1;
  background: #0c1017;
  font: 600 11px var(--font-display);
}

.lightbox {
  width: min(1120px, 94vw);
  padding: 44px 18px 18px;
  border: 1px solid #4e5868;
  background: #0b0f16;
  color: var(--white);
}
.lightbox::backdrop { background: rgba(0,0,0,.84); }
.lightbox img { max-height: 75vh; margin: auto; }
.lightbox p { margin: 14px 0 0; text-align: center; }
.lightbox-close {
  position: absolute;
  top: 7px;
  right: 12px;
  border: 0;
  background: transparent;
  color: var(--white);
  font-size: 28px;
  cursor: pointer;
}
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .site-header nav { display: none; }
  .header-action { margin-left: auto; }
  .hero { min-height: 780px; }
  .hero-content { margin-left: 6vw; }
  .intro-grid, .section-heading, .demo-section, .showcase, .control-section { grid-template-columns: 1fr; }
  .bot-case { grid-template-columns: 1fr; padding: 48px; }
  .business-case { grid-template-columns: 1fr; padding: 48px; }
  .case-number { margin-bottom: 24px; }
  .phone-demo { justify-self: center; }
  .project-main { grid-template-columns: 1fr; }
  .showcase-visual { padding: 0 6vw 90px; }
  .feature-row { grid-template-columns: 45px 1fr; }
  .feature-row p { grid-column: 2; }
  .feature-command { grid-column: 2; justify-self: start; }
  .architecture { grid-template-columns: 1fr; }
  .arch-flow { padding: 15px 30%; transform: rotate(90deg); }
  .control-window { margin: 0 5vw 90px; }
  .case-grid { grid-template-columns: 1fr; }
  .case-grid article { min-height: 290px; }
}

@media (max-width: 620px) {
  .site-header { height: 62px; padding: 0 18px; }
  .header-action { display: none; }
  .hero { min-height: 760px; align-items: flex-end; }
  .hero-media { object-position: 66% center; }
  .hero-shade { background: rgba(7,10,15,.74); }
  .hero-content { width: auto; margin: 0; padding: 120px 22px 75px; }
  .hero h1 { font-size: 60px; margin-top: 20px; }
  .bot-case { min-height: 0; padding: 34px 20px; gap: 36px; }
  .business-case { padding: 34px 20px; gap: 34px; }
  .business-flow { grid-template-columns: 1fr 1fr; }
  .business-flow i { display: none; }
  .business-results { grid-template-columns: 1fr; }
  .business-results p { grid-column: auto; }
  .real-case-label { align-items: flex-start; flex-direction: column; gap: 3px; }
  .bot-case-copy h3 { font-size: 38px; }
  .case-flow { gap: 5px; }
  .case-flow i { display: none; }
  .case-result { grid-template-columns: 48px 1fr; padding: 14px; }
  .case-result em { width: 40px; height: 40px; }
  .case-summary { flex-wrap: wrap; padding: 14px; }
  .case-summary strong { width: 100%; margin-left: 0; }
  .case-market-grid { grid-template-columns: 1fr; }
  .hero-copy { font-size: 18px; }
  .hero-stats { margin-top: 42px; }
  .hero-stats div { min-width: 0; flex: 1; padding: 0 12px; }
  .hero-stats dt { font-size: 20px; }
  .scroll-cue { display: none; }
  .section { padding: 90px 22px; }
  h2 { font-size: 38px; }
  .intro-copy { font-size: 16px; margin-top: 36px; }
  .role-strip span { flex-basis: 50%; }
  .project-card { padding: 22px 18px 16px; }
  .project-main { min-height: 0; padding: 34px 0 26px; }
  .project-main h3 { font-size: 42px; }
  .office-visual { grid-template-columns: 1fr; }
  .metric-wide { grid-column: auto; }
  .showcase-copy, .control-copy { padding: 90px 22px 55px; }
  .demo-section { padding: 90px 22px; }
  .phone-demo { border-width: 7px; border-radius: 20px; }
  .chat-area { min-height: 470px; padding-inline: 12px; }
  .showcase-visual { padding: 0 22px 70px; }
  .feature-row { gap: 12px; }
  .feature-title h3 { font-size: 19px; }
  .feature-row p { font-size: 14px; }
  .fallback-note { grid-template-columns: 1fr; gap: 8px; }
  .control-window { margin: 0 12px 65px; }
  .control-window img { aspect-ratio: 1.05; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item.wide { grid-column: auto; min-height: 300px; }
  .gallery-item { min-height: 300px; }
  .contact { padding: 100px 22px; min-height: 580px; }
  footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}