/* Evolvia AI page. Scoped to .ai-page. Loaded after upgrade.css */
.ai-page{background:#050e17;color:#e8f4f6}
.ai-page header{background:#fff}
.ai-page h1,.ai-page h2,.ai-page h3,.ai-page h4{color:#fff}
.ai-page .lead{color:#b3c5d1}
.ai-page .kicker{color:#5be0d8}
.aix-sec{position:relative;padding:92px 0}
.aix-sec.alt{background:linear-gradient(180deg,#07121f,#08192a)}
.aix-head{max-width:780px;margin-bottom:42px}
.aix-head h2{font-size:clamp(32px,4.6vw,54px);line-height:1.04;letter-spacing:-.03em;margin:0 0 14px}
.glass{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:22px;backdrop-filter:blur(8px)}

/* Hero */
.ai-hero.home-hero{min-height:0;padding:76px 0 120px;display:block}
.ai-hero:after{background:linear-gradient(90deg,rgba(5,14,23,.92) 0%,rgba(5,14,23,.6) 34%,rgba(5,14,23,.1) 62%,rgba(5,14,23,0) 76%)}
.aix-hero-grid{position:relative;z-index:3;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:54px;align-items:center}
.ai-hero h1{font-size:clamp(40px,5.2vw,68px);line-height:1.02;letter-spacing:-.035em;margin:0 0 20px;font-weight:700}
.ai-hero .sub{color:#c0d0dc;font-size:20px;max-width:46ch}
.ai-status-line{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:22px 0 4px;color:#cfe1ea}
.ai-status-line .status-light{width:10px;height:10px;border-radius:50%;background:#2dd4bf;box-shadow:0 0 0 0 rgba(45,212,191,.7);animation:ping 2.2s infinite}
.ai-hero .molecule-stage{box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 0 1px rgba(45,212,191,.18)}
.ai-hero .btn.ai-btn{background:var(--teal);color:#04201d}
.ai-hero .btn.ai-ghost{border-color:rgba(255,255,255,.35);color:#fff}

/* Stat band */
.aix-stats{position:relative;z-index:4;margin-top:-64px}
.aix-stats .row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.aix-stat{padding:22px 22px 20px;border-radius:20px;background:linear-gradient(160deg,rgba(14,40,58,.92),rgba(8,24,38,.92));border:1px solid rgba(45,212,191,.28);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.aix-stat strong{display:block;font-family:var(--display);font-size:46px;line-height:1;color:var(--teal);letter-spacing:-.03em}
.aix-stat>span{display:block;margin-top:8px;color:#b3c5d1;font-size:16px;line-height:1.35}

/* Compare */
.compare{max-width:980px}
.compare-tabs{display:inline-flex;padding:5px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);margin-bottom:22px}
.compare-tabs button{border:0;background:transparent;color:#b3c5d1;font:700 16px var(--body);padding:11px 22px;border-radius:999px;cursor:pointer;transition:background .25s,color .25s}
.compare-tabs button[aria-selected="true"]{background:var(--teal);color:#04201d}
.compare-card{padding:30px;border-radius:24px;background:linear-gradient(160deg,#0b1f31,#081624);border:1px solid rgba(255,255,255,.1)}
.compare-card h3{font-size:22px;margin:0 0 4px}
.compare-card .meta{color:#8fa4b8;font-size:15px;margin:0 0 22px}
.crow{display:grid;grid-template-columns:36px 1fr auto;gap:14px;align-items:center;padding:16px 0;border-top:1px solid rgba(255,255,255,.08);opacity:0;transform:translateY(10px)}
.compare.play .crow{animation:crowIn .6s ease forwards}
.compare.play .crow:nth-of-type(1){animation-delay:.1s}.compare.play .crow:nth-of-type(2){animation-delay:.9s}.compare.play .crow:nth-of-type(3){animation-delay:1.7s}
@keyframes crowIn{to{opacity:1;transform:none}}
.crow .ic{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font:700 18px var(--body)}
.crow .ic.ok{background:rgba(45,212,191,.16);color:var(--teal)}
.crow .ic.no{background:rgba(255,127,95,.16);color:var(--coral)}
.crow .ic.warn{background:rgba(245,184,61,.16);color:var(--amber)}
.crow b{font-family:var(--display);font-size:19px;color:#fff;font-weight:650}
.crow small{display:block;color:#8fa4b8;font-size:15px;margin-top:2px}
.crow .val{font-family:var(--display);font-size:22px;font-weight:700}
.val.ok{color:var(--teal)}.val.no{color:var(--coral)}
.verdict{margin-top:6px;padding:18px 20px;border-radius:16px;display:flex;align-items:center;gap:16px;opacity:0}
.compare.play .verdict{animation:crowIn .7s ease 2.5s forwards}
.verdict .stamp{font:800 15px var(--display);letter-spacing:.04em;padding:8px 14px;border-radius:8px;border:2px solid;transform:rotate(-3deg);white-space:nowrap}
.compare[data-mode="typical"] .verdict{background:rgba(245,184,61,.1);border:1px solid rgba(245,184,61,.35)}
.compare[data-mode="typical"] .stamp{color:var(--amber);border-color:var(--amber)}
.compare[data-mode="evolvia"] .verdict{background:rgba(45,212,191,.1);border:1px solid rgba(45,212,191,.4)}
.compare[data-mode="evolvia"] .stamp{color:var(--teal);border-color:var(--teal)}
.compare [data-only]{display:none}
.compare[data-mode="typical"] [data-only="typical"],.compare[data-mode="evolvia"] [data-only="evolvia"]{display:block}
.compare[data-mode="typical"] .crow.geo .val:after{content:" (not checked)";font-size:14px;color:#8fa4b8;font-weight:500}
.note{font-size:14px;color:#8fa4b8;margin:14px 2px 0}

/* Steps */
.steps{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:34px;align-items:start}
.steps-rail{list-style:none;margin:0;padding:0;position:relative}
.steps-rail:before{content:"";position:absolute;left:22px;top:24px;bottom:24px;width:3px;background:rgba(255,255,255,.1);border-radius:3px}
.steps-rail .fill{position:absolute;left:22px;top:24px;width:3px;height:0;background:linear-gradient(180deg,var(--teal),#8b9bf5);border-radius:3px;transition:height .7s cubic-bezier(.2,.7,.2,1)}
.steps-rail li{position:relative}
.steps-rail button{display:flex;align-items:center;gap:18px;width:100%;text-align:left;padding:12px 14px 12px 0;background:transparent;border:0;cursor:pointer;color:#9fb2c3;font:650 19px var(--display);transition:color .25s}
.steps-rail .n{flex:none;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#0b1d2f;border:2px solid rgba(255,255,255,.18);font:700 18px var(--display);position:relative;z-index:1;transition:all .3s}
.steps-rail button:hover{color:#fff}
.steps-rail button[aria-selected="true"]{color:#fff}
.steps-rail button[aria-selected="true"] .n,.steps-rail button.done .n{background:var(--teal);border-color:var(--teal);color:#04201d;box-shadow:0 0 0 6px rgba(45,212,191,.16)}
.steps-panel{padding:32px;min-height:430px;position:sticky;top:96px}
.steps-panel h3{font-size:30px;margin:0 0 10px;letter-spacing:-.02em}
.steps-panel p{color:#b3c5d1;font-size:18px;margin:0 0 20px}
.sp-cols{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.sp-cols h4{font:700 14px var(--body);letter-spacing:.06em;text-transform:uppercase;color:var(--teal);margin:0 0 8px}
.sp-cols ul{margin:0;padding-left:18px;color:#d3e1ea;font-size:16px;line-height:1.5}
.sp-cols li{margin-bottom:6px}
.sp-gate{margin-top:22px;padding:16px 18px;border-radius:14px;background:rgba(245,184,61,.08);border:1px solid rgba(245,184,61,.35)}
.sp-gate h4{color:var(--amber);margin:0 0 4px}
.sp-gate p{margin:0;font-size:17px;color:#f3e4bf}
.steps-panel.swap>*{animation:swapIn .5s ease}
@keyframes swapIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Metals */
.atlas{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:34px;align-items:start}
.metals{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.metal{aspect-ratio:1;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);color:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;transition:transform .25s,background .25s,border-color .25s,box-shadow .25s;font-family:var(--body)}
.metal b{font:700 34px var(--display);letter-spacing:-.02em}
.metal span{font-size:14px;color:#9fb2c3}
.metal:hover{transform:translateY(-4px);border-color:rgba(45,212,191,.6)}
.metal[aria-selected="true"]{background:linear-gradient(160deg,rgba(45,212,191,.28),rgba(139,155,245,.18));border-color:var(--teal);box-shadow:0 0 0 4px rgba(45,212,191,.14),0 16px 40px rgba(0,0,0,.35)}
.metal-panel{padding:28px;border-radius:22px;background:linear-gradient(160deg,#0b1f31,#081624);border:1px solid rgba(255,255,255,.1)}
.metal-panel .dia{width:100%;max-width:300px;margin:0 auto 14px;display:block}
.metal-panel h3{font-size:26px;margin:0 0 6px}
.metal-panel dl{margin:12px 0 0;display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:16px}
.metal-panel dt{color:#8fa4b8}.metal-panel dd{margin:0;color:#e1eef4}
.metal-panel .spin{transform-origin:150px 150px;animation:spinSlow 26s linear infinite}
@keyframes spinSlow{to{transform:rotate(360deg)}}

/* Router */
.router{padding:26px;border-radius:24px;background:linear-gradient(160deg,#0b1f31,#081624);border:1px solid rgba(255,255,255,.1)}
.router svg{display:block;width:100%;height:auto}
.router text{font-family:var(--body)}
.router .tx{fill:#e8f4f6;font-weight:700;font-size:15px}
.router .tx2{fill:#9fb2c3;font-size:12.5px}
.router .box{fill:#0e2a40;stroke:rgba(45,212,191,.45);stroke-width:1.5}
.router .flow{fill:none;stroke:#2dd4bf;stroke-width:2;stroke-dasharray:6 8;animation:dash 1.6s linear infinite;opacity:.8}
.router .flow.b{stroke:#8b9bf5;animation-duration:2.2s}.router .flow.c{stroke:#f5b83d;animation-duration:1.9s}
@keyframes dash{to{stroke-dashoffset:-28}}
.router .pulse{animation:routerPulse 2.6s ease-in-out infinite}
@keyframes routerPulse{0%,100%{opacity:.5}50%{opacity:1}}
.router-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.router-points div{padding:16px 18px;border-radius:16px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.03)}
.router-points b{display:block;font-family:var(--display);font-size:18px;color:#fff;margin-bottom:4px}
.router-points span{color:#a9bccb;font-size:15.5px;line-height:1.45}

/* Ledger timeline */
.ledger-tl{display:grid;gap:14px;max-width:960px;position:relative}
.ledger-tl:before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--teal),rgba(255,255,255,.1))}
.lrow{position:relative;padding:20px 22px 20px 62px;border-radius:18px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.035)}
.lrow:before{content:"";position:absolute;left:10px;top:24px;width:20px;height:20px;border-radius:50%;background:#0b1d2f;border:3px solid var(--teal)}
.lrow.pass:before{background:var(--teal)}
.lrow.limit:before{border-color:var(--amber);background:var(--amber)}
.lrow.next:before{border-color:#8b9bf5}
.lrow.lock:before{border-color:#7f8fa0;background:#7f8fa0}
.lstate{display:inline-block;font:700 13px var(--body);padding:3px 11px;border-radius:999px;margin-bottom:8px}
.pass .lstate{background:rgba(45,212,191,.16);color:var(--teal)}
.limit .lstate{background:rgba(245,184,61,.16);color:var(--amber)}
.next .lstate{background:rgba(139,155,245,.18);color:#b8c3ff}
.lock .lstate{background:rgba(127,143,160,.2);color:#b8c6d3}
.lrow h3{font-size:22px;margin:0 0 4px}
.lrow p{margin:0;color:#b3c5d1;font-size:16.5px}

/* Deliverables + collaboration */
.deliver{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.deliver .glass{padding:26px 22px;transition:transform .25s,border-color .25s}
.deliver .glass:hover{transform:translateY(-6px);border-color:rgba(45,212,191,.55)}
.deliver svg{width:42px;height:42px;margin-bottom:14px;stroke:var(--teal);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.deliver h3{font-size:20px;margin:0 0 6px}
.deliver p{margin:0;color:#aebfcc;font-size:16px}
.collab{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid rgba(255,255,255,.12)}
.collab div{padding:26px 28px 6px 0}
.collab div+div{padding-left:28px;border-left:1px solid rgba(255,255,255,.12)}
.collab .num{font:700 15px var(--display);color:var(--teal);margin-bottom:8px;display:block}
.collab h3{font-size:24px;margin:0 0 8px}
.collab p{margin:0;color:#aebfcc}
.ai-page .faq summary{color:#fff}.ai-page .faq details{border-color:rgba(255,255,255,.12)}
.ai-page .faq details p{color:#aebfcc}
.ai-page .faq summary:after{background:rgba(255,255,255,.08);color:var(--teal)}
.ai-page .faq details:last-child{border-bottom-color:rgba(255,255,255,.12)}

@media(max-width:1000px){
  .aix-hero-grid,.steps,.atlas{grid-template-columns:1fr}
  .aix-stats .row{grid-template-columns:repeat(2,1fr)}
  .deliver{grid-template-columns:repeat(2,1fr)}
  .router-points,.collab{grid-template-columns:1fr}
  .collab div,.collab div+div{padding:20px 0;border-left:0;border-top:1px solid rgba(255,255,255,.12)}.collab{border-top:0}
  .steps-panel{position:static;min-height:0}
}
@media(max-width:620px){
  .aix-sec{padding:60px 0}
  .aix-stats .row,.deliver,.sp-cols{grid-template-columns:1fr}
  .metals{grid-template-columns:repeat(4,1fr);gap:8px}.metal b{font-size:24px}
  .crow{grid-template-columns:30px 1fr}.crow .val{grid-column:2}
  .verdict{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){
  .crow,.verdict{opacity:1!important;transform:none!important;animation:none!important}
  .router .flow,.router .pulse,.metal-panel .spin,.ai-status-line .status-light{animation:none!important}
  .steps-panel.swap>*{animation:none}
}

.home-hero .aix-hero-grid{position:relative;z-index:3}

.atlas-left{display:grid;gap:14px}
.atlas-checks{list-style:none;margin:0;padding:18px 22px;display:grid;grid-template-columns:1fr 1fr;gap:14px 22px}
.atlas-checks li b{display:block;font-family:var(--display);color:#fff;font-size:17px;margin-bottom:2px}
.atlas-checks li span{color:#a9bccb;font-size:15px;line-height:1.4}
@media(max-width:620px){.atlas-checks{grid-template-columns:1fr}}