/* KNOWVERSE site renewal — approved shared styles (2026-08-23) */
:root{
  --navy:#0B1E3D;--navy-2:#07182E;--navy-3:#050F1E;
  --teal:#16B3C6;--teal-bright:#3FD0E0;--green:#3FBF9A;
  --ink:#16233A;--ink-2:#3C4B63;--ink-3:#5A6B84;--ink-4:#718198;
  --bg:#fff;--bg-soft:#F5F7FA;--line:#E6EBF2;--line-2:#EAEEF4;
  --maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;line-height:1.6}
a{color:inherit;text-decoration:none}
a:hover{color:var(--teal)}
img{max-width:100%;display:block}
::selection{background:var(--teal);color:#fff}
h1,h2,h3,h4{margin:0;letter-spacing:-.5px;color:var(--navy)}
p{margin:0}
.container{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.bg-soft{background:var(--bg-soft);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.bg-navy{background:var(--navy);color:#fff}
.bg-navy h1,.bg-navy h2,.bg-navy h3{color:#fff}
.hero-photo{background-color:var(--navy);color:#fff;background-size:cover;background-position:center right;background-repeat:no-repeat}
.hero-photo h1,.hero-photo h2,.hero-photo h3{color:#fff}
.hero-photo::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,30,61,.94) 0%,rgba(11,30,61,.76) 44%,rgba(11,30,61,.42) 100%);z-index:0}
.hero-photo>*{position:relative;z-index:1}
.bg-navy-2{background:var(--navy-2);color:#fff}
.bg-navy-2 h1,.bg-navy-2 h2,.bg-navy-2 h3{color:#fff}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:2px;color:var(--teal);margin:0 0 16px;text-transform:uppercase}
.h1{font-size:clamp(32px,5vw,58px);line-height:1.14;font-weight:800;letter-spacing:-1.5px}
.h2{font-size:clamp(28px,3.4vw,42px);line-height:1.22;font-weight:800;letter-spacing:-1px}
.h3{font-size:22px;font-weight:800;letter-spacing:-.5px}
.lead{font-size:clamp(16px,1.6vw,19px);line-height:1.8;color:var(--ink-3)}
.muted{color:var(--ink-4)}

.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 26px;border-radius:11px;font-weight:800;font-size:16px;cursor:pointer;border:1px solid transparent;transition:.15s;white-space:nowrap}
.btn:hover{color:inherit;transform:translateY(-1px)}
.btn-primary{background:var(--teal);color:#04262C}
.btn-primary:hover{background:#12a1b2;color:#04262C}
.btn-green{background:var(--green);color:#032019}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{color:#fff;background:#123a5e}
.btn-light{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);color:#fff}
.btn-light:hover{color:#fff;background:rgba(255,255,255,.16)}
.btn-outline{background:#fff;border:1px solid var(--line);color:var(--navy)}
.btn-sm{padding:11px 18px;font-size:14px}
.arrow{font-size:18px}

.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:100px;font-size:13px;font-weight:700}
.pill-teal{border:1px solid rgba(22,179,198,.35);color:#0E8FA6;background:rgba(22,179,198,.06)}
.pill-dark{border:1px solid rgba(255,255,255,.2);color:#9FD9E2;background:rgba(255,255,255,.03)}
.pill-green{border:1px solid rgba(63,191,154,.4);color:#3FBF9A;background:rgba(63,191,154,.06)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--teal);flex:none}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px 30px;transition:.18s}
.card-link:hover{border-color:var(--teal);box-shadow:0 18px 40px rgba(11,30,61,.10);transform:translateY(-3px)}
.card .num{font-size:14px;font-weight:800;color:var(--teal);margin-bottom:14px}
.card h3{margin:0 0 12px}
.card p{font-size:15px;line-height:1.7;color:var(--ink-3)}
.tick{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:var(--ink-2)}
.tick li{display:flex;gap:10px}
.tick li::before{content:"›";color:var(--teal);font-weight:700}
.tick.check li::before{content:"✓";color:var(--green)}

.rh{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--line-2);box-shadow:0 4px 18px rgba(11,30,61,.06)}
.rh-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:var(--maxw);height:72px;margin:0 auto;padding:0 32px}
.rh-logo{display:flex;align-items:center;flex:none}
.rh-logo img{height:44px;width:auto}
.rh-nav{display:flex;align-items:center;gap:6px}
.rh-nav>a{padding:8px 13px;border-radius:8px;font-size:15.5px;font-weight:600;color:#42536E;white-space:nowrap}
.rh-nav>a:hover{color:var(--navy);background:var(--bg-soft)}
.rh-nav>a.active{color:var(--teal)}
.rh-right{display:flex;align-items:center;gap:16px}
.rh-login{display:inline-flex;align-items:center;font:inherit;font-size:14.5px;font-weight:700;color:#42536E;padding:8px 15px;border:1px solid var(--line);border-radius:9px;background:#fff;cursor:pointer;white-space:nowrap}
.rh-login:hover{color:var(--teal)}
.rh-login:disabled{cursor:wait;opacity:.65}
.rh-lang{font-size:14px;font-weight:700;color:#8A99AE;white-space:nowrap}
.rh-lang a{color:#42536E}
.rh-lang .sep{margin:0 6px;color:#C3CCD8}
.rh-auth-slot{display:flex;align-items:center;gap:8px;margin-left:6px}
.rh-auth-email{display:block;max-width:150px;overflow:hidden;color:var(--ink-3);font-size:12px;text-overflow:ellipsis;white-space:nowrap}
.rh-burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.rh-burger span{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:transform .2s,opacity .2s}
.rh-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.rh-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.rh-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.rh-mobile{display:none;flex-direction:column;padding:12px 20px 20px;border-top:1px solid var(--line-2);background:#fff}
.rh-mobile>a{padding:12px 6px;font-size:16px;font-weight:600;color:#42536E;border-bottom:1px solid var(--line-2)}
.rh-mobile>a.active{color:var(--teal)}
.rh-mobile.open{display:flex}
.rh-auth-slot-mobile{margin:12px 0 0;padding-top:12px;border-top:1px solid var(--line-2)}
.rh-auth-slot-mobile .rh-auth-email{max-width:min(65vw,320px)}
@media(max-width:1080px){.rh-nav,.rh-right>.rh-auth-slot{display:none}.rh-burger{display:flex}}

.hero{position:relative;background:var(--navy-2);overflow:hidden}
.slides{position:relative;height:clamp(460px,60vh,600px)}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .7s ease;pointer-events:none}
.slide.on{opacity:1;pointer-events:auto}
.slide-bg{position:absolute;inset:0}
.slide-bg img{width:100%;height:100%;object-fit:cover;object-position:right center}
.slide-scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,24,46,.94) 0%,rgba(7,24,46,.78) 42%,rgba(7,24,46,.25) 100%)}
.slide-inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:0 32px;height:100%;display:flex;flex-direction:column;justify-content:center}
.slide-inner .kicker{color:var(--teal-bright);font-weight:700;font-size:14px;letter-spacing:1.5px;margin:0 0 16px}
.slide-inner h2{color:#fff;font-size:clamp(30px,4.4vw,52px);line-height:1.14;font-weight:800;letter-spacing:-1.2px;max-width:16ch;margin:0 0 18px}
.slide-inner p{color:#C4D2E4;font-size:clamp(15px,1.6vw,19px);line-height:1.7;max-width:44ch;margin:0 0 30px}
.hero-nav{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5}
.hero-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.32);cursor:pointer;transition:.2s}
.hero-dot.on{background:var(--teal-bright);width:28px;border-radius:6px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;width:46px;height:46px;border-radius:50%;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.hero-arrow:hover{background:rgba(255,255,255,.2)}
.hero-arrow.prev{left:22px}
.hero-arrow.next{right:22px}

.rf{background:var(--navy-3);color:#fff;padding:64px 0 40px}
.rf a{color:#B9C8DC}
.rf a:hover{color:#fff}
.rf-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.rf-brand{max-width:560px}
.rf-brand .logo{font-size:24px;font-weight:800;letter-spacing:-.5px;margin-bottom:14px}
.rf-brand p{font-size:14px;color:#7E92AD;line-height:1.7}
.rf-biz{font-size:13px;color:#7E92AD;line-height:1.8;margin-top:20px}
.rf-cols{display:flex;gap:56px;flex-wrap:wrap}
.rf-cols h4{font-size:12px;font-weight:700;letter-spacing:1.5px;color:#5A6E88;margin:0 0 14px}
.rf-cols ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px;font-size:14px;color:#B9C8DC}
.rf-copy{font-size:13px;color:#5A6E88;margin:24px 0 0}

.adbar{position:sticky;top:72px;z-index:900;background:linear-gradient(90deg,#0B1E3D,#123a5e);color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.adbar-inner{max-width:var(--maxw);margin:0 auto;padding:12px 32px;display:flex;align-items:center;gap:16px;justify-content:center;flex-wrap:wrap}
.adbar .tag{font-size:11px;font-weight:800;letter-spacing:1px;color:#8DA1BE;border:1px solid rgba(255,255,255,.2);border-radius:5px;padding:3px 7px}
.adbar strong{color:#fff;font-size:15px}
.adbar span{color:#B9C8DC;font-size:14px}

.note{background:#FFF8E6;border:1px solid #F2E2B4;border-radius:12px;padding:14px 18px;font-size:14px;color:#6b5a1e;margin:0 0 20px}
.spec-strip{display:flex;flex-wrap:wrap;gap:14px}
.spec{flex:1;min-width:180px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.spec .k{font-size:13px;color:var(--ink-4);margin:0 0 6px}
.spec .v{font-size:22px;font-weight:800;color:var(--navy)}
.price-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px 30px;display:flex;flex-direction:column}
.price-card.feature{border:2px solid var(--teal);box-shadow:0 20px 50px rgba(11,30,61,.12);position:relative}
.price-card .plan{font-size:16px;font-weight:800;color:var(--navy)}
.price-card .amt{font-size:34px;font-weight:800;color:var(--navy);margin:12px 0 4px}
.price-card .amt small{font-size:15px;font-weight:600;color:var(--ink-4)}

@media(max-width:940px){.hero-arrow{display:none}.slide-scrim{background:linear-gradient(180deg,rgba(7,24,46,.7),rgba(7,24,46,.92))}}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr}}
@media(max-width:640px){
  .container{padding:0 20px}.section{padding:64px 0}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .rh-inner{padding:0 20px}
  .rh-logo img{height:40px}
  .rh-lang{font-size:13px}
  .adbar-inner{padding:10px 20px}
}