.sector-intro{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;margin:25px 0 45px;align-items:end}.sector-intro h2,.sector-section-title{font-size:clamp(32px,4vw,58px);line-height:1.1;letter-spacing:-.04em}.sector-intro h2 span,.sector-section-title span{color:#8caeb6}.sector-intro p,.sector-card p{color:#9eb4bf;line-height:1.7}.sector-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.sector-card{position:relative;padding:30px;min-height:235px;background:linear-gradient(135deg,#192e38,#101c25);border:1px solid #344d59;border-radius:10px;transition:transform .25s,border-color .25s;display:flex;flex-direction:column;align-items:start}.sector-card:hover{transform:translateY(-5px);border-color:#a4d5cb}.sector-card h3{font-size:27px;letter-spacing:-.04em;margin:28px 0 12px}.sector-card p{font-size:14px}.sector-arrow{font-size:12px;color:#b6e0d3;margin-top:auto;padding-top:25px}.sector-card:nth-child(4n+2){background:linear-gradient(135deg,#20333b,#121b26)}.sector-card:last-child{grid-column:span 2}.sector-hero{padding-block:75px 95px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:65px}.breadcrumb{font-size:11px;color:#a1b8c4;display:block;margin-bottom:45px}.sector-hero .chapter{color:var(--sector-accent);margin-bottom:25px}.sector-hero h1{font-size:clamp(45px,4.8vw,72px);line-height:1.04;letter-spacing:-.05em}.sector-hero h1 span{color:var(--sector-accent)}.sector-lead{font-size:16px;line-height:1.75;color:#abc0cb;margin:30px 0;max-width:530px}.sector-art{position:relative;isolation:isolate;padding:40px;min-height:490px;background:linear-gradient(145deg,#2a414c,#101d28);border:1px solid #5a7682;border-radius:16px;box-shadow:12px 18px 0 #13232e,24px 35px 0 #0d1923,0 45px 90px #0008;transform:perspective(1400px) rotateY(-8deg) rotateX(3deg);overflow:hidden}.art-grid{position:absolute;inset:0;z-index:-1;background:linear-gradient(#a4d1d310 1px,transparent 1px),linear-gradient(90deg,#a4d1d310 1px,transparent 1px);background-size:35px 35px;mask-image:linear-gradient(#000,transparent)}.sector-art h2{font-size:45px;line-height:1.06;letter-spacing:-.045em;margin:50px 0 35px;color:var(--sector-accent)}.sector-art ol{list-style:none;padding:0;display:grid;gap:0}.sector-art li{padding:16px 0;border-top:1px solid #6a8e9d55;font-size:13px;display:flex;gap:22px}.sector-art li span{color:var(--sector-accent);font-size:10px}.art-live{display:flex;align-items:center;gap:9px;padding:14px;margin-top:22px;background:#8fcab91a;border:1px solid #80bfa14d;border-radius:5px;font-size:11px}.art-note{display:block;font-size:8px;color:#86a0b1;margin-top:24px;letter-spacing:.14em}.sector-demo>h2{font-size:clamp(30px,3.7vw,52px);letter-spacing:-.04em;line-height:1.12;max-width:850px;margin-top:25px}.journey-tabs{display:flex;gap:28px;border-bottom:1px solid #3a4b59;margin:40px 0 28px}.journey-tabs button{background:none;border:0;color:#8baaba;font:inherit;font-size:12px;text-align:left;padding:15px 0;border-bottom:2px solid transparent;cursor:pointer}.journey-tabs button[aria-pressed=true]{color:var(--sector-accent);border-color:var(--sector-accent)}.journey-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;border:1px solid #526b79;border-radius:10px;overflow:hidden;background:#13222d}.journey-chat{min-height:650px;padding:26px;display:flex;flex-direction:column}.chat-header{display:flex;align-items:center;gap:15px;border-bottom:1px solid #3a5260;padding-bottom:20px}.chat-header small{display:block;font-size:10px;color:#98b4c5;margin-top:5px}.chat-header>.signal{margin-left:auto}.scene-time{font-size:9px;color:var(--sector-accent);letter-spacing:.1em;text-align:center;padding:28px 0}.journey-chat #scene-messages{display:flex;flex-direction:column;gap:14px}.scene-bubble{max-width:85%;font-size:15px;line-height:1.65;padding:18px 22px;border:1px solid #567e7655;border-radius:9px;animation:message-arrive .35s ease}.scene-bubble.agent{align-self:flex-end;background:#25493f}.scene-bubble.client{background:#223745;align-self:flex-start}.scene-bubble small{display:block;font-size:9px;color:#9fbdbb;text-align:right;margin-top:9px}#scene-composer{margin-top:auto;padding:20px;background:#1b303b;border-radius:8px;min-height:100px}#scene-composer small{color:var(--sector-accent);font-size:10px}#typing-text{font-size:15px;line-height:1.6;margin-top:9px}#typing-text:after{content:'▍';color:var(--sector-accent);animation:cursor-blink 1s infinite}.journey-record{background:#1a313c;padding:32px;border-left:1px solid #526b79;display:flex;flex-direction:column}.record-symbol{font-family:var(--font-display);font-size:65px;color:var(--sector-accent);margin:35px 0 25px}.journey-record h3{font-size:27px;letter-spacing:-.035em;line-height:1.15}.journey-record p{font-size:13px;line-height:1.8;color:#aec4cf;margin:20px 0}.journey-record ol{font-size:12px;line-height:2.5;padding-left:18px;color:#97b6bc}.journey-record li.done{color:var(--sector-accent)}.record-result{margin-top:auto;padding:22px 0 0;border-top:1px solid #496571;font-size:20px;line-height:1.25;color:var(--sector-accent)}.loop-controls{display:flex;justify-content:space-between;gap:30px;margin-top:20px;color:#92aebc}.loop-controls small{font-size:10px;line-height:1.6;max-width:620px}.loop-controls button{border:0;background:none;color:#bfe2da;font:inherit;font-size:12px;cursor:pointer;white-space:nowrap}.sector-features{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:55px}.sector-features article{border-top:1px solid #4c626d;padding-top:25px}.sector-features h3{font-size:25px;line-height:1.15;letter-spacing:-.035em;margin:25px 0 20px}.sector-features p,.sector-rule p{font-size:15px;line-height:1.75;color:#9eb7c4}.sector-rule{margin-top:55px;border:1px solid #3c5964;border-radius:8px;padding:30px;display:grid;grid-template-columns:1fr 1fr;gap:20px 40px}.sector-rule .chapter{grid-column:1/-1}.sector-other nav{display:flex;flex-wrap:wrap;gap:18px 30px;margin-top:25px}.sector-other a{font-size:14px;color:#b1c8d2}.sector-other a[aria-current]{color:var(--sector-accent)}@keyframes message-arrive{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes cursor-blink{50%{opacity:0}}@media(max-width:1000px){.sector-hero{gap:35px}.sector-art{padding:25px;min-height:440px}.sector-art h2{font-size:36px}.journey-layout{grid-template-columns:minmax(0,1fr) 260px}.sector-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sector-card:last-child{grid-column:auto}}@media(max-width:700px){.sector-intro,.sector-hero{grid-template-columns:1fr;gap:30px}.sector-hero{padding-top:35px}.sector-hero h1{font-size:47px}.sector-art{margin:15px 10px 0 0;transform:perspective(1400px) rotateY(-4deg)}.breadcrumb{margin-bottom:30px}.sector-intro{gap:20px}.sector-grid{grid-template-columns:1fr}.sector-card{min-height:210px}.journey-layout{grid-template-columns:1fr}.journey-record{border-left:0;border-top:1px solid #526b79;min-height:380px;padding:25px}.record-symbol{margin:20px 0;font-size:40px}.journey-record ol{margin-bottom:20px}.journey-chat{padding:18px;min-height:720px}.scene-bubble{max-width:95%;font-size:14px;padding:15px}.journey-tabs{gap:15px}.journey-tabs button{font-size:10px;flex:1}.loop-controls{flex-direction:column;gap:15px;align-items:start}.sector-features,.sector-rule{grid-template-columns:1fr}.sector-rule{padding:23px}.sector-features{gap:30px}.sector-hero .button{font-size:13px}.sector-hero .chapter{line-height:1.7}}@media(prefers-reduced-motion:reduce){.sector-art{transform:none}.scene-bubble,#typing-text:after{animation:none}.sector-card{transition:none}}