/* ==============================================================
   NISEC V3.5 HOME — responsive desktop / tablet / smartphone
   ============================================================== */
.intro-hero{position:relative;margin-top:var(--header-height);min-height:calc(100svh - var(--header-height));overflow:hidden;color:white;background:radial-gradient(circle at 78% 18%,rgba(30,145,230,.22),transparent 34%),radial-gradient(circle at 18% 74%,rgba(6,81,145,.24),transparent 33%),linear-gradient(135deg,#020d1b 0%,#031a34 48%,#062d50 100%);padding:clamp(42px,6vh,74px) clamp(22px,4.1vw,70px) 28px;isolation:isolate}
.hero-ambient{position:absolute;inset:0;z-index:-3;background:linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px);background-size:70px 70px;mask-image:linear-gradient(to bottom,transparent,black 17%,black 88%,transparent)}
.hero-ambient::after{content:"";position:absolute;left:-15%;right:-15%;bottom:20%;height:38%;border-radius:50%;border-top:1px solid rgba(83,190,248,.35);box-shadow:0 -18px 70px rgba(15,129,206,.13);transform:rotate(-4deg)}
.hero-grid{width:min(1500px,100%);margin:0 auto;display:grid;grid-template-columns:minmax(340px,42%) 1fr;align-items:center;gap:20px;min-height:54vh}
.hero-copy{position:relative;z-index:3;padding-left:clamp(0px,1vw,18px)}
.hero-kicker{display:flex;align-items:center;gap:clamp(9px,1.3vw,20px);margin-bottom:26px;font-size:clamp(9px,.68vw,11px);font-weight:600;letter-spacing:.34em;color:rgba(212,236,249,.65)}.hero-kicker b{width:4px;height:4px;border-radius:50%;background:#55c6ff;box-shadow:0 0 9px #55c6ff}
.hero-copy h1{margin:0;font-size:clamp(54px,5.8vw,100px);line-height:.94;letter-spacing:-.045em;font-weight:700;max-width:760px}.hero-copy h1 em{font-style:normal;color:#42baff;text-shadow:0 0 32px rgba(33,169,243,.18)}
.hero-copy>p{max-width:590px;margin:28px 0 32px;font-size:clamp(18px,1.45vw,25px);line-height:1.34;font-weight:300;color:rgba(235,246,255,.79)}
.hero-cta{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;min-width:205px;padding:16px 22px;border-radius:999px;background:linear-gradient(90deg,#77ddff,#399bf3);color:#031326;text-decoration:none;font-size:13px;font-weight:800;letter-spacing:.08em;box-shadow:0 12px 32px rgba(42,155,231,.25);transition:.2s}.hero-cta:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(42,155,231,.34)}.hero-cta strong{font-size:22px;font-weight:400}
.hero-visual{position:relative;min-height:470px;display:flex;align-items:flex-end;justify-content:center}.hero-visual img{position:relative;z-index:3;width:min(900px,112%);max-width:none;filter:brightness(.9) sepia(.1) hue-rotate(162deg) saturate(2.1) drop-shadow(0 22px 26px rgba(0,0,0,.32));mix-blend-mode:screen}.planet-glow{position:absolute;width:75%;aspect-ratio:1;right:-18%;top:-15%;border-radius:50%;background:radial-gradient(circle at 30% 34%,rgba(52,179,255,.3),rgba(10,69,125,.2) 37%,rgba(0,17,38,.2) 63%,transparent 68%);border:1px solid rgba(79,184,245,.22);box-shadow:inset 22px -20px 80px rgba(0,0,0,.36),0 0 95px rgba(29,138,212,.14)}
.orbit{position:absolute;border:1px solid rgba(85,195,250,.22);border-radius:50%;transform:rotate(-18deg)}.orbit-a{width:90%;height:42%;right:-8%;top:16%}.orbit-b{width:106%;height:54%;right:-15%;top:11%}.orbit-c{width:78%;height:34%;right:4%;top:26%;border-style:dashed}
.value-strip{width:min(1180px,92%);margin:10px auto 0;display:grid;grid-template-columns:repeat(4,1fr);padding:20px 0 12px}.value-strip article{display:flex;justify-content:center;align-items:center;gap:12px;min-height:54px}.value-strip>article>span{font-size:30px;color:#56c8ff}.value-strip h3{font-size:12px}.value-strip p{font-size:11px}
.hero-scroll{width:max-content;margin:9px auto 0;display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(218,241,252,.72);text-decoration:none}.hero-scroll span{width:40px;height:40px;border:1px solid #77d5ff;border-radius:50%;display:grid;place-items:center;font-size:24px;box-shadow:0 0 18px rgba(75,190,246,.1)}.hero-scroll small{font-size:10px;letter-spacing:.32em}
.home-main{background:#031224}.home-section{min-height:calc(100vh - var(--header-height));display:grid;grid-template-columns:45% 55%;background:#031224;overflow:hidden}.home-content{position:relative;padding:clamp(48px,6vw,100px);display:flex;flex-direction:column;justify-content:center;color:white;background:linear-gradient(135deg,#031224,#041c35)}.section-number{font-size:12px;letter-spacing:.3em;color:#45bffc;margin-bottom:18px}.home-content h1{margin:0 0 26px;font-size:clamp(54px,5.2vw,92px);line-height:.92;letter-spacing:-.04em}.home-content p{white-space:pre-line;max-width:680px;margin:0 0 30px;color:rgba(224,239,249,.72);font-size:clamp(16px,1.15vw,20px);line-height:1.55;font-weight:300}.home-discover-btn{display:inline-flex;align-items:center;width:max-content;padding:13px 21px;border:1px solid rgba(81,194,249,.42);border-radius:999px;color:#e7f8ff;text-decoration:none;font-size:12px;font-weight:700;letter-spacing:.12em;background:rgba(43,157,218,.08)}.home-discover-btn:hover{background:rgba(43,157,218,.18)}.home-media{position:relative;min-height:calc(100vh - var(--header-height));overflow:hidden}.home-media::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,#031224 0%,rgba(3,18,36,.72) 13%,transparent 47%)}.home-media img{width:100%;height:100%;object-fit:cover;filter:saturate(.82) contrast(1.06) brightness(.8)}.home-section.reverse .home-content{order:2}.home-section.reverse .home-media{order:1}.home-section.reverse .home-media::before{background:linear-gradient(270deg,#031224 0%,rgba(3,18,36,.72) 13%,transparent 47%)}
.fade-item{opacity:1;transform:none}.home-section-dots{position:fixed;left:50%;bottom:22px;z-index:90;display:flex;gap:10px;transform:translateX(-50%);padding:8px 12px;border:1px solid rgba(101,203,253,.16);border-radius:999px;background:rgba(2,17,34,.64);backdrop-filter:blur(12px);transition:.25s}.home-section-dots.is-hidden{opacity:0;pointer-events:none;transform:translateX(-50%) translateY(12px)}.home-section-dot{width:8px;height:8px;padding:0;border:1px solid rgba(123,211,255,.68);border-radius:50%;background:transparent;cursor:pointer}.home-section-dot.is-active{background:#58caff;box-shadow:0 0 11px #58caff}
@media(min-width:821px){.home-main{min-height:calc((100vh - var(--header-height))*3)}.home-section{position:sticky;top:var(--header-height);height:calc(100vh - var(--header-height))}#section-11{z-index:1}#section-22{z-index:2}#section-33{z-index:3}}
@media(max-width:1050px){.hero-grid{grid-template-columns:47% 53%}.hero-copy h1{font-size:clamp(48px,6vw,72px)}.hero-visual{min-height:390px}.value-strip{width:94%}.home-section{grid-template-columns:48% 52%}.home-content{padding:42px}}
@media(max-width:820px){.intro-hero{padding:36px 20px 30px}.hero-grid{grid-template-columns:1fr;min-height:auto}.hero-copy{padding:18px 4px 0;z-index:5}.hero-copy h1{font-size:clamp(51px,11.5vw,76px);max-width:620px}.hero-copy>p{max-width:540px;font-size:19px}.hero-visual{min-height:400px;margin-top:-26px}.hero-visual img{width:108%}.planet-glow{width:68%;right:-14%;top:3%}.value-strip{grid-template-columns:repeat(2,1fr);gap:0}.value-strip article{padding:10px 8px}.home-section,.home-section.reverse{display:flex;flex-direction:column;min-height:auto}.home-section.reverse .home-content,.home-section.reverse .home-media{order:initial}.home-content{min-height:420px;padding:56px 34px}.home-media{min-height:48vh}.home-media::before,.home-section.reverse .home-media::before{background:linear-gradient(180deg,#031224 0%,transparent 28%,transparent 74%,#031224 100%)}.home-section-dots{display:none}}
@media(max-width:520px){.intro-hero{padding:28px 16px 26px}.hero-kicker{font-size:7px;letter-spacing:.25em;gap:8px;margin-bottom:20px}.hero-copy h1{font-size:clamp(46px,13vw,64px);line-height:.96}.hero-copy>p{font-size:18px;margin:20px 0 24px}.hero-cta{padding:14px 19px}.hero-visual{min-height:330px;margin-top:-16px;overflow:visible}.hero-visual img{width:124%;margin-left:-12%}.planet-glow{width:82%;right:-26%;top:4%}.value-strip{margin-top:6px;padding-top:8px}.value-strip article{justify-content:flex-start;padding:10px 8px;gap:8px}.value-strip>article>span{font-size:24px}.value-strip h3{font-size:10px}.value-strip p{font-size:10px}.hero-scroll small{font-size:8px}.home-content{padding:48px 24px;min-height:380px}.home-content h1{font-size:52px}.home-content p{font-size:16px}.home-media{min-height:42vh}}