@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,300;0,600;0,700;0,900;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600&display=swap');
:root{
  --bg:#0f0608;--deep:#160b0e;--panel:#1e1014;--card:#261519;--border:#3d1f26;
  --wine:#8b1a2e;--rose:#c0395a;--salmon:#e8856a;--cream:#fdf0eb;--sand:#f5d8c8;
  --teal:#0d9488;--amber:#d97706;--green:#15803d;
  --text:#f5d8c8;--muted:#8a5c65;--white:#fff5f0;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Plus Jakarta Sans',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;overflow-x:hidden}

/* HERO */
.hero{position:relative;overflow:hidden;min-height:520px;display:flex;align-items:center;background:linear-gradient(140deg,#0f0608 0%,#1f0c12 45%,#2a0e18 80%,#330f1c 100%)}
.hero-glow{position:absolute;inset:0;background:radial-gradient(ellipse 50% 70% at 80% 50%,rgba(139,26,46,.28) 0%,transparent 65%),radial-gradient(ellipse 25% 40% at 5% 30%,rgba(192,57,90,.1) 0%,transparent 55%)}
#peristalsis-canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.18}
.hero-inner{position:relative;z-index:2;max-width:1080px;margin:auto;padding:80px 55px;display:grid;grid-template-columns:1fr 270px;gap:50px;align-items:center}
.hero-label{font-size:.7rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--salmon);margin-bottom:16px;display:flex;align-items:center;gap:10px}
.hero-label::before{content:'';width:20px;height:1px;background:var(--rose)}
h1{font-family:'Fraunces',Georgia,serif;font-size:clamp(3rem,6vw,5rem);color:var(--white);line-height:.95;letter-spacing:-.02em;margin-bottom:20px;font-weight:900}
h1 em{display:block;font-size:.42em;font-style:italic;color:var(--salmon);margin-bottom:8px;font-weight:300}
.hero-desc{color:rgba(245,216,200,.7);font-size:1.02rem;font-weight:300;line-height:1.75;max-width:460px;margin-bottom:28px}
.hero-stats{display:flex;gap:24px;flex-wrap:wrap}
.hs{border-left:2px solid rgba(192,57,90,.5);padding-left:14px}
.hs-val{font-family:'Fraunces',serif;font-size:1.9rem;color:var(--salmon);line-height:1}
.hs-lbl{font-size:.73rem;color:rgba(245,216,200,.6);margin-top:2px}

/* NAV */
.page-nav{background:var(--panel);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 4px 20px rgba(0,0,0,.5)}
.nav-wrap{max-width:1080px;margin:auto;padding:0 55px;display:flex;overflow-x:auto;scrollbar-width:none}
.nav-wrap::-webkit-scrollbar{display:none}
.nl{padding:13px 17px;font-size:.8rem;font-weight:500;color:var(--muted);text-decoration:none;white-space:nowrap;border-bottom:2px solid transparent;transition:all .2s;letter-spacing:.02em}
.nl:hover,.nl.active{color:var(--rose);border-bottom-color:var(--rose)}

/* LAYOUT */
.page-wrap{max-width:1080px;margin:auto;padding:64px 55px;display:grid;grid-template-columns:1fr 285px;gap:60px;align-items:start}
main{min-width:0}

/* SECTIONS */
.sec{margin-bottom:70px}
.sec-tag{font-size:.7rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--rose);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.sec-tag::after{content:'';flex:1;height:1px;background:var(--border)}
.sec h2{font-family:'Fraunces',serif;font-size:2rem;color:var(--white);margin-bottom:16px;line-height:1.15}
.sec p{font-size:.97rem;margin-bottom:14px;line-height:1.82}

/* SEGMENT ACCORDION */
.segments{margin:20px 0}
.seg{background:var(--card);border:1px solid var(--border);border-radius:10px;margin-bottom:8px;overflow:hidden;transition:border-color .2s}
.seg:hover{border-color:var(--rose)}
.seg-head{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none}
.seg-head-left{display:flex;align-items:center;gap:14px}
.seg-num{width:32px;height:32px;border-radius:50%;background:var(--wine);color:var(--white);font-size:.85rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-family:'Fraunces',serif}
.seg-title{font-family:'Fraunces',serif;font-size:1rem;color:var(--white);font-weight:600}
.seg-sub{font-size:.76rem;color:var(--muted);margin-top:2px}
.seg-arrow{color:var(--muted);transition:transform .25s;font-size:.8rem}
.seg.open .seg-arrow{transform:rotate(180deg)}
.seg-body{display:none;padding:0 20px 18px;font-size:.87rem;color:rgba(245,216,200,.78);line-height:1.75}
.seg.open .seg-body{display:block}
.seg-body strong{color:var(--white);display:block;margin-bottom:4px;font-size:.9rem}

/* PERISTALSIS DEMO */
.peri-wrap{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px;margin:20px 0}
.peri-title{font-size:.85rem;font-weight:600;color:var(--rose);margin-bottom:12px}
#peri-demo{width:100%;height:100px;display:block;border-radius:6px}
.peri-ctrl{display:flex;gap:10px;margin-top:12px;align-items:center;flex-wrap:wrap}
.p-btn{padding:6px 14px;border:1px solid var(--border);border-radius:5px;background:transparent;color:var(--text);font-size:.79rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:'Plus Jakarta Sans',sans-serif}
.p-btn:hover,.p-btn.on{background:var(--rose);color:#fff;border-color:var(--rose)}
.p-info{font-size:.76rem;color:var(--muted)}

/* TABLE */
.tbl{width:100%;border-collapse:collapse;font-size:.86rem;margin:18px 0}
.tbl th{background:var(--panel);color:var(--rose);border:1px solid var(--border);padding:9px 15px;text-align:left;font-weight:600;font-size:.81rem;letter-spacing:.04em}
.tbl td{padding:9px 15px;border:1px solid var(--border);vertical-align:top;line-height:1.55}
.tbl tr:nth-child(odd) td{background:rgba(255,255,255,.02)}
.tbl tr:hover td{background:rgba(192,57,90,.06)}
.badge{display:inline-block;padding:2px 7px;border-radius:3px;font-size:.69rem;font-weight:600}
.b-r{background:rgba(192,57,90,.18);color:var(--rose)}
.b-t{background:rgba(13,148,136,.14);color:var(--teal)}
.b-a{background:rgba(217,119,6,.14);color:var(--amber)}
.b-g{background:rgba(21,128,61,.14);color:var(--green)}

/* INFO BOX */
.ib{border-radius:8px;padding:17px 21px;margin:20px 0}
.ib-r{background:rgba(192,57,90,.07);border:1px solid rgba(192,57,90,.2);border-left:4px solid var(--rose)}
.ib-t{background:rgba(13,148,136,.07);border:1px solid rgba(13,148,136,.2);border-left:4px solid var(--teal)}
.ib-a{background:rgba(217,119,6,.07);border:1px solid rgba(217,119,6,.2);border-left:4px solid var(--amber)}
.ib-title{font-family:'Fraunces',serif;font-size:1rem;margin-bottom:5px;color:var(--white)}
.ib p{font-size:.87rem;color:rgba(245,216,200,.82);margin:0;line-height:1.72}

/* STEPS */
.steps{margin:18px 0}
.step{display:grid;grid-template-columns:42px 1fr;gap:14px;padding:14px 0;border-bottom:1px solid var(--border);align-items:start}
.step:last-child{border-bottom:none}
.step-n{width:38px;height:38px;border-radius:50%;border:2px solid var(--rose);color:var(--rose);font-weight:700;font-size:.88rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-family:'Fraunces',serif}
.step-body strong{display:block;font-size:.92rem;font-weight:600;color:var(--white);margin-bottom:3px}
.step-body p{font-size:.83rem;color:var(--muted);margin:0;line-height:1.55}

/* PATHO */
.patho{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px;margin-bottom:11px;display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;transition:border-color .2s}
.patho:hover{border-color:rgba(192,57,90,.4)}
.patho-ico{width:40px;height:40px;border-radius:8px;background:rgba(192,57,90,.1);display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0}
.patho-body strong{display:block;font-family:'Fraunces',serif;font-size:1rem;color:var(--white);margin-bottom:4px}
.patho-body p{font-size:.84rem;color:rgba(245,216,200,.7);line-height:1.65;margin:0}
.ptag{display:inline-block;font-size:.67rem;font-weight:600;padding:2px 7px;border-radius:3px;margin-bottom:5px}
.pt-rgo{background:rgba(217,119,6,.14);color:var(--amber)}
.pt-neo{background:rgba(244,63,94,.14);color:#f43f5e}
.pt-inf{background:rgba(192,57,90,.16);color:var(--rose)}
.pt-mot{background:rgba(13,148,136,.14);color:var(--teal)}
.pt-trau{background:rgba(100,116,139,.14);color:#94a3b8}

/* SIDEBAR */
.sidebar{position:sticky;top:62px}
.widget{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:14px}
.w-title{font-family:'Fraunces',serif;font-size:1.1rem;color:var(--white);margin-bottom:13px;padding-bottom:10px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}
.w-title::before{content:'';width:10px;height:10px;border-radius:50%;background:var(--rose);flex-shrink:0}
.sr{display:flex;justify-content:space-between;align-items:baseline;padding:7px 0;border-bottom:1px solid var(--border);font-size:.83rem}
.sr:last-child{border-bottom:none}
.sr .sl{color:var(--muted)}
.sr .sv{font-weight:600;color:var(--rose);font-family:'Fraunces',serif;font-size:.95rem}
.press-bar{margin:8px 0}
.pb-label{font-size:.74rem;color:var(--muted);display:flex;justify-content:space-between;margin-bottom:3px}
.pb-track{height:7px;background:var(--border);border-radius:4px;overflow:hidden}
.pb-fill{height:100%;border-radius:4px;transition:width 1.4s ease}

footer{background:var(--bg);border-top:1px solid var(--border);text-align:center;padding:26px;font-size:.77rem;color:var(--muted)}
footer strong{color:rgba(255,245,240,.7)}

@media(max-width:820px){.hero-inner,.page-wrap{grid-template-columns:1fr}.sidebar{position:static}.nav-wrap,.page-wrap{padding-left:20px;padding-right:20px}}
@media(max-width:500px){.hero-inner{padding:50px 22px}}