:root{
  --bg:#020913;--bg2:#071829;--panel:#061321;--panel2:#081c2d;--line:#0e86a6;--line2:#18d9ff;--cyan:#00e7ff;--cyan2:#8ceeff;--white:#f7fbff;--muted:#b7d4e5;--soft:#79a8be;--amber:#ffc65a;--green:#77f2b0;--danger:#ff8661;
  --shadow:0 18px 80px rgba(0,0,0,.48), inset 0 0 0 1px rgba(22,218,255,.18);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 18% 0%,rgba(18,104,145,.22),transparent 34%),linear-gradient(180deg,#020913 0%,#030812 62%,#02070e 100%);color:var(--white);font-family:Inter,Segoe UI,Arial,sans-serif;line-height:1.55}.site-shell{width:min(1460px,calc(100% - 44px));margin:0 auto;padding:22px 0 64px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}.brand{display:flex;align-items:center;gap:12px;color:#e9fbff;text-decoration:none}.brand-mark{width:42px;height:42px;border:1px solid var(--line2);border-radius:13px;display:grid;place-items:center;color:var(--cyan);font-weight:900;box-shadow:0 0 22px rgba(0,231,255,.18)}.brand-name{font-weight:900;letter-spacing:.14em;font-size:13px}.brand-sub{display:block;color:var(--soft);font-size:10px;letter-spacing:.18em}.nav-pills{display:flex;gap:10px;flex-wrap:wrap}.nav-pills a,.back-pill{display:inline-flex;align-items:center;gap:8px;padding:10px 17px;border:1px solid rgba(141,207,239,.46);border-radius:10px;color:#f6fdff;text-decoration:none;font-weight:800;font-size:14px;background:rgba(4,13,24,.72)}.nav-pills a.active,.nav-pills a:hover,.back-pill:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 22px rgba(0,231,255,.15)}.page-grid{display:grid;grid-template-columns:230px 1fr;gap:18px}.sidebar{position:sticky;top:18px;align-self:start;min-height:calc(100vh - 36px);padding:18px;border:1px solid rgba(24,217,255,.38);border-radius:14px;background:linear-gradient(180deg,rgba(5,22,36,.96),rgba(3,11,20,.96));box-shadow:var(--shadow)}.side-logo{display:flex;align-items:center;gap:10px;margin-bottom:20px}.side-section-title{color:var(--cyan);font-size:11px;font-weight:900;letter-spacing:.2em;text-transform:uppercase;margin:18px 0 12px}.side-links{display:grid;gap:8px}.side-links a{display:flex;align-items:center;gap:10px;color:#d8f6ff;text-decoration:none;padding:10px;border:1px solid transparent;border-radius:10px;font-weight:750;font-size:13px}.side-links a.active,.side-links a:hover{border-color:rgba(0,231,255,.58);background:rgba(0,231,255,.08)}.dot{width:24px;height:24px;border:1px solid var(--line2);border-radius:50%;display:grid;place-items:center;color:var(--cyan);font-size:11px;font-weight:900;flex:0 0 auto}.side-panel{margin-top:20px;border:1px solid rgba(141,207,239,.32);border-radius:12px;padding:13px;background:rgba(0,0,0,.18)}.side-panel h4{margin:0 0 7px;font-size:14px}.side-panel p{margin:0 0 12px;color:var(--muted);font-size:12px}.btn,.action{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border:1px solid var(--cyan);border-radius:8px;color:var(--cyan);text-decoration:none;font-weight:900;background:rgba(0,231,255,.06)}.main{min-width:0}.hero{position:relative;overflow:hidden;border:1px solid rgba(24,217,255,.42);border-radius:18px;min-height:388px;background:linear-gradient(90deg,rgba(4,11,20,.96) 0%,rgba(4,13,24,.86) 50%,rgba(4,13,24,.42) 100%),var(--hero);background-size:cover;background-position:center right;box-shadow:var(--shadow);padding:42px}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,9,19,.38),transparent 54%),radial-gradient(circle at 82% 22%,rgba(0,231,255,.14),transparent 28%);pointer-events:none}.hero-copy{position:relative;z-index:1;max-width:760px}.kicker{color:var(--cyan);font-size:12px;font-weight:950;letter-spacing:.22em;text-transform:uppercase}.hero h1,.display-title{font-family:Georgia,Times New Roman,serif;line-height:.95;margin:18px 0;color:#fff;font-size:clamp(56px,7vw,112px);letter-spacing:-.045em;text-shadow:0 6px 30px rgba(0,0,0,.5)}.hero .sub{color:#effbff;font-size:clamp(18px,2.2vw,25px);max-width:680px;line-height:1.35}.hero p{color:#d7edf7;max-width:710px}.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.pill{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid rgba(188,234,255,.68);border-radius:999px;background:rgba(1,12,24,.48);font-size:12px;font-weight:950;text-transform:uppercase;color:#f6fdff}.panel{border:1px solid rgba(24,217,255,.38);border-radius:18px;background:linear-gradient(180deg,rgba(5,22,36,.92),rgba(2,11,20,.9));box-shadow:var(--shadow);padding:28px;margin-top:18px}.panel h2,.section-title{margin:4px 0 8px;font-size:clamp(28px,3.3vw,42px);line-height:1.03}.panel p{color:#d7edf7}.brief{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:22px}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}.info-card{min-height:132px;border:1px solid rgba(24,217,255,.38);border-radius:15px;background:radial-gradient(circle at 10% 0%,rgba(0,231,255,.11),transparent 42%),rgba(4,14,26,.78);padding:22px;display:grid;grid-template-columns:64px 1fr;gap:18px;align-items:start}.icon{width:56px;height:56px;border:1px solid var(--cyan);border-radius:18px;display:grid;place-items:center;color:var(--cyan);font-size:27px;background:rgba(0,231,255,.06);box-shadow:0 0 18px rgba(0,231,255,.12)}.info-card h3{margin:3px 0 8px;font-size:20px}.info-card p{margin:0;color:#d4e9f4}.hub-grid,.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.module-grid{grid-template-columns:repeat(3,1fr)}.hub-card,.module-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(24,217,255,.38);border-radius:14px;background:rgba(4,13,24,.78);text-decoration:none;color:#fff;min-height:100%;box-shadow:0 12px 34px rgba(0,0,0,.28)}.hub-card:hover,.module-card:hover{border-color:var(--cyan);transform:translateY(-2px);transition:.18s ease;box-shadow:0 0 28px rgba(0,231,255,.13)}.thumb{height:155px;background-size:cover;background-position:center;position:relative}.module-card .thumb{height:188px}.thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(1,9,18,.84));}.card-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}.num{color:var(--amber);font-size:11px;font-weight:950;letter-spacing:.18em;text-transform:uppercase}.module-card .num{color:var(--cyan)}.card-body h3{font-family:Georgia,Times New Roman,serif;font-size:26px;line-height:1.02;margin:0}.card-body p{color:#dbedf6;margin:0;flex:1}.status{margin-top:18px;border:1px solid rgba(24,217,255,.45);border-radius:10px;padding:12px 16px;background:rgba(0,231,255,.05);color:#dff8ff}.footer{text-align:center;color:#80aabe;font-size:13px;margin-top:28px}.ostra-wrap{width:min(1460px,calc(100% - 44px));margin:0 auto;padding:22px 0 42px}.split-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);gap:24px;align-items:stretch}.hero-visual{position:relative;z-index:1;min-height:330px;border-radius:16px;border:1px solid rgba(24,217,255,.38);overflow:hidden;background-size:cover;background-position:center;box-shadow:inset 0 0 60px rgba(0,0,0,.2)}.hero-visual:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 35%,transparent 20%,rgba(2,9,19,.15) 66%,rgba(2,9,19,.52));}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:22px 0 12px}.section-head h2{margin:0;color:var(--cyan);font-size:15px;text-transform:uppercase;letter-spacing:.22em}.section-head p{margin:0;color:#d5eaf4}.flow{display:grid;grid-template-columns:repeat(var(--steps),1fr);gap:12px;margin-top:18px}.step{text-align:center;position:relative;padding:20px 12px;border:1px solid rgba(24,217,255,.24);border-radius:14px;background:rgba(0,0,0,.16)}.step:not(:last-child):after{content:"→";position:absolute;right:-17px;top:50%;transform:translateY(-50%);color:var(--cyan);font-size:26px}.step .bubble{width:72px;height:72px;margin:0 auto 12px;border:1px solid var(--cyan);border-radius:50%;display:grid;place-items:center;color:#e9fbff;font-size:30px;background:radial-gradient(circle,rgba(0,231,255,.18),rgba(0,0,0,.16))}.step h3{margin:0 0 6px;color:var(--cyan);font-size:16px;text-transform:uppercase;letter-spacing:.08em}.step p{margin:0;color:#d4e9f4}.related{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}.related a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px;border:1px solid rgba(141,207,239,.4);border-radius:10px;color:#f4fdff;text-decoration:none;background:rgba(4,13,24,.52);font-weight:800}.related a:hover{color:var(--cyan);border-color:var(--cyan)}.accent-amber{--cyan:#ffc65a;--line2:#ffc65a}.accent-green{--cyan:#71f0b8;--line2:#71f0b8}.ref-note{font-size:12px;color:#7faabd;text-align:center;margin-top:10px}@media(max-width:1050px){.page-grid{grid-template-columns:1fr}.sidebar{position:relative}.brief,.info-grid,.module-grid,.hub-grid{grid-template-columns:1fr 1fr}.split-hero{grid-template-columns:1fr}.hero h1{font-size:58px}.related,.flow{grid-template-columns:1fr 1fr}.step:not(:last-child):after{display:none}}@media(max-width:720px){.site-shell,.ostra-wrap{width:min(100% - 24px,1460px)}.hero{padding:24px}.hero h1,.display-title{font-size:44px}.brief,.info-grid,.module-grid,.hub-grid,.related,.flow{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.nav-pills{width:100%}.nav-pills a{flex:1;justify-content:center}.info-card{grid-template-columns:1fr}.thumb{height:200px}}

/* ADS standard header patch v02 — OSTRA folder only */
.ads-global-header{
  width:min(1460px,calc(100% - 44px));
  margin:16px auto 18px;
  padding:24px 28px 22px;
  border:1px solid rgba(33,169,225,.42);
  border-radius:24px;
  background:linear-gradient(180deg,rgba(5,22,38,.97),rgba(3,13,24,.94));
  box-shadow:0 18px 70px rgba(0,0,0,.42),inset 0 0 0 1px rgba(0,231,255,.08);
}
.ads-header-row{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.ads-brand-lockup{display:flex;align-items:center;gap:18px;text-decoration:none;color:#fff;min-width:min(620px,100%);}
.ads-logo-mark{width:70px;height:70px;display:grid;place-items:center;font-family:Georgia,serif;font-size:60px;line-height:1;color:#ffc65a;text-shadow:0 0 18px rgba(255,198,90,.35),0 3px 0 #6d3e12;filter:drop-shadow(0 0 12px rgba(255,168,40,.25));}
.ads-brand-title{font-weight:950;letter-spacing:.18em;font-size:31px;line-height:1.05;text-transform:uppercase;text-shadow:0 2px 0 rgba(0,0,0,.55),0 0 18px rgba(0,231,255,.18);}
.ads-brand-subtitle{margin-top:6px;color:#a9eaff;font-size:16px;letter-spacing:.14em;text-transform:uppercase;}
.ads-header-tools{display:flex;align-items:center;gap:18px;flex:1;justify-content:flex-end;min-width:min(640px,100%);}
.ads-search{height:58px;min-width:min(520px,100%);flex:1;max-width:680px;border:1px solid rgba(129,193,235,.45);border-radius:18px;background:rgba(6,20,36,.92);color:#dff8ff;padding:0 24px;font-size:18px;outline:none;}
.ads-search::placeholder{color:#7f9aac;}
.ads-contact{height:58px;display:inline-flex;align-items:center;justify-content:center;padding:0 32px;border:1px solid var(--cyan);border-radius:18px;background:rgba(0,174,211,.18);color:#fff;text-decoration:none;font-size:21px;font-weight:950;letter-spacing:.16em;text-transform:uppercase;}
.ads-contact:hover{color:var(--cyan);box-shadow:0 0 26px rgba(0,231,255,.2);}
.ads-main-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:28px;}
.ads-main-nav a{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 22px;border:1px solid rgba(129,193,235,.42);border-radius:16px;background:rgba(6,20,36,.74);color:#f7fbff;text-decoration:none;font-size:20px;font-weight:900;text-shadow:0 2px 0 rgba(0,0,0,.45);}
.ads-main-nav a.active,.ads-main-nav a:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(0,231,255,.08);box-shadow:0 0 24px rgba(0,231,255,.15);}
@media(max-width:900px){.ads-global-header{width:min(100% - 24px,1460px);padding:18px}.ads-brand-title{font-size:22px}.ads-brand-subtitle{font-size:12px}.ads-logo-mark{width:52px;height:52px;font-size:46px}.ads-header-tools{justify-content:stretch}.ads-search{min-width:0}.ads-main-nav a{font-size:16px;min-height:46px;padding:0 15px}}