:root{
  --navy:#03172f;--navy2:#062a51;--cyan:#36e3e6;--cyan2:#12b9d2;
  --text:#edf8ff;--muted:#a8bfd0;--line:rgba(255,255,255,.10);
  --card:#071f3b;--shadow:0 24px 70px rgba(0,0,0,.30);--radius:24px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:#03152c;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:40;background:rgba(3,21,44,.85);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:1.25rem}.brand img{width:46px;height:46px;border-radius:13px}
.nav{display:flex;gap:24px;color:#d8eaf6;font-size:.95rem}.nav a:hover{color:var(--cyan)}
.nav-toggle{display:none;border:0;background:none;color:#fff;font-size:1.7rem}
.hero{overflow:hidden;padding:88px 0 100px;background:radial-gradient(circle at 85% 15%,rgba(56,219,225,.20),transparent 28%),linear-gradient(145deg,#03162e,#062d57 58%,#07405f)}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center}
.eyebrow,.kicker{color:var(--cyan);font-weight:900;letter-spacing:.11em;font-size:.76rem}
.hero h1{font-size:clamp(4rem,8vw,7.5rem);letter-spacing:-.07em;line-height:.88;margin:18px 0 10px}
.hero h2{font-size:clamp(2rem,4vw,3.4rem);letter-spacing:-.045em;line-height:1;margin:0 0 25px}.hero h2 span{color:var(--cyan)}
.lead{max-width:650px;color:#c9dce9;font-size:1.17rem}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:49px;padding:0 23px;border-radius:14px;font-weight:900;border:1px solid transparent;transition:.2s}
.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--cyan),#17bfd0);color:#032340;box-shadow:0 12px 30px rgba(54,227,230,.18)}
.btn-ghost{border-color:rgba(255,255,255,.17);background:rgba(255,255,255,.04)}.btn-small{min-height:40px;padding:0 16px}.btn-full{width:100%}
.store-note{margin-top:21px;color:var(--muted);display:flex;align-items:center;gap:9px}.dot{width:9px;height:9px;border-radius:50%;background:#5ee69c;box-shadow:0 0 14px rgba(94,230,156,.6)}
.hero-visual{min-height:630px;position:relative;display:grid;place-items:center}
.logo-card{position:absolute;left:-25px;bottom:90px;width:220px;background:rgba(5,30,55,.84);border:1px solid var(--line);border-radius:25px;padding:18px;box-shadow:var(--shadow);z-index:3}
.logo-card img{width:72px;border-radius:17px;margin-bottom:12px}.logo-card strong{font-size:1.35rem;display:block}.logo-card span{color:var(--cyan);font-size:.9rem}
.phone{width:min(350px,76vw);border-radius:45px;padding:11px;background:#07131f;box-shadow:0 38px 85px rgba(0,0,0,.55);transform:rotate(4deg);position:relative}
.phone-notch{width:116px;height:27px;background:#02070c;border-radius:18px;position:absolute;left:50%;top:15px;transform:translateX(-50%);z-index:3}
.phone-screen{min-height:590px;border-radius:36px;padding:43px 18px 18px;background:linear-gradient(#071727,#081b2c)}
.phone-location{font-weight:900;margin-bottom:15px}.phone-tabs{display:flex;gap:15px;color:#8ea8bb;font-size:.65rem;border-bottom:1px solid var(--line);padding-bottom:10px}
.phone-tabs .active{color:var(--cyan);font-weight:900}.tide-row{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;background:#0b2438;border-radius:16px;padding:14px 9px;margin-top:17px;text-align:center}
.tide-row small{display:block;color:#9db5c6}.tide-row strong{display:block}.tide-row em{font-style:normal;color:var(--cyan);font-size:.74rem}
.chart{width:100%;height:135px;background:#071e31;border-radius:16px;margin:10px 0;padding:10px}.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.mini-grid div{background:#0b2336;border-radius:13px;padding:12px 8px}.mini-grid small{display:block;color:#8ea7b9}.mini-grid strong{font-size:.92rem}
.weather-card{display:grid;grid-template-columns:auto auto 1fr;gap:8px;align-items:center;margin-top:10px;background:#0b2336;border-radius:13px;padding:12px}.weather-card small{color:#92aabd}
.section{padding:95px 0}.section-alt{background:#051b36}.section-heading{text-align:center;max-width:760px;margin:0 auto 50px}
.section-heading h2,.tester-grid h2,.trust-grid h2,.contact-box h2{font-size:clamp(2rem,4vw,3.2rem);letter-spacing:-.04em;line-height:1.06;margin:12px 0 16px}
.section-heading p,.tester-grid p,.trust-grid p,.contact-box p{color:var(--muted);font-size:1.04rem}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.feature-card{background:linear-gradient(180deg,#082b4e,#061d37);border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 16px 40px rgba(0,0,0,.15)}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(54,227,230,.32);transition:.2s}.feature-icon{font-size:2rem;margin-bottom:16px}.feature-card h3{margin:0 0 8px}.feature-card p{margin:0;color:var(--muted);font-size:.94rem}
.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.preview-card{background:#06172d;border:1px solid var(--line);border-radius:28px;padding:28px;min-height:385px;box-shadow:var(--shadow);overflow:hidden}
.preview-label{color:var(--cyan);font-size:.74rem;font-weight:900;letter-spacing:.12em}.preview-card h3{font-size:1.42rem;margin:9px 0}.preview-card p{color:var(--muted)}
.preview-art{height:170px;background:#08223f;border-radius:22px;margin-top:28px;position:relative;overflow:hidden}.wave-line{position:absolute;width:125%;height:120px;left:-12%;bottom:2px;border-top:5px solid var(--cyan);border-radius:50%;transform:rotate(-5deg)}
.tag{position:absolute;z-index:2;padding:9px 11px;border-radius:12px;background:#0b3657;border:1px solid rgba(54,227,230,.35);font-size:.72rem;font-weight:900}.tag.high{left:10%;top:20px}.tag.low{right:10%;bottom:20px}
.sea-status{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:34px}.sea-status div{background:#0b2741;border-radius:17px;padding:18px 8px;text-align:center}.sea-status span,.sea-status strong,.sea-status small{display:block}.sea-status span{font-size:1.4rem}.sea-status small{color:var(--muted)}
.forecast-row{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-top:36px}.forecast-row div{background:#0b2741;border-radius:15px;padding:12px 5px;text-align:center}.forecast-row span{display:block;font-size:1.25rem;margin:8px 0}.forecast-row small{color:var(--cyan)}
.testers{background:linear-gradient(135deg,#06264a,#063d5f)}.tester-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.check-list{list-style:none;padding:0;margin:26px 0 0;color:#cbe0ee;display:grid;gap:12px}.check-list li::before{content:"✓";color:var(--cyan);font-weight:900;margin-right:10px}
.tester-card{background:rgba(3,20,40,.72);border:1px solid rgba(255,255,255,.12);border-radius:28px;padding:34px;box-shadow:var(--shadow)}.tester-icon{font-size:2.5rem}.tester-card h3{font-size:1.55rem;margin:10px 0}.tester-card small{display:block;margin-top:13px;text-align:center;color:#94adbf}
.trust-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.trust-badges{display:grid;gap:14px}.trust-badges div{background:#071f3a;border:1px solid var(--line);border-radius:18px;padding:18px 20px;font-weight:900;display:flex;gap:12px}
.contact{padding-top:30px}.contact-box{display:flex;align-items:center;justify-content:space-between;gap:25px;background:linear-gradient(135deg,#071f3b,#0a3152);border:1px solid var(--line);border-radius:30px;padding:42px}.contact-box h2{font-size:2.2rem}
.footer{border-top:1px solid var(--line);padding:36px 0 28px;background:#021124}.footer-grid{display:flex;align-items:center;justify-content:space-between;gap:28px}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand img{width:46px;border-radius:12px}.footer-brand span{display:block;color:#88a3b7;font-size:.87rem}.footer-links{display:flex;gap:20px;flex-wrap:wrap;color:#a7bfd0;font-size:.9rem}.copyright{color:#7893a7;font-size:.84rem;padding-top:24px}
.legal-main{padding:70px 0 90px;background:linear-gradient(#03172e,#031326)}.legal{max-width:860px}.legal-heading{padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:35px}.legal-heading h1{font-size:clamp(2.6rem,5vw,4.5rem);margin:10px 0;letter-spacing:-.05em}.legal-heading p{color:var(--muted)}
.legal section{padding:22px 0;border-bottom:1px solid var(--line)}.legal h2{font-size:1.35rem;margin:0 0 10px}.legal p{color:#b8cedd}.legal a{color:var(--cyan)}
@media(max-width:980px){.hero-grid,.tester-grid,.trust-grid{grid-template-columns:1fr}.hero-copy{text-align:center}.hero-actions,.store-note{justify-content:center}.lead{margin-left:auto;margin-right:auto}.hero-visual{min-height:570px}.feature-grid{grid-template-columns:repeat(2,1fr)}.preview-grid{grid-template-columns:1fr}.contact-box{flex-direction:column;align-items:flex-start}}
@media(max-width:720px){.container{width:min(100% - 28px,1160px)}.nav-toggle{display:block}.nav{display:none;position:absolute;left:14px;right:14px;top:68px;flex-direction:column;background:#061d37;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow)}.nav.open{display:flex}.hero{padding-top:60px}.hero-grid{gap:30px}.hero h1{font-size:4.2rem}.hero-visual{min-height:520px}.logo-card{left:0;bottom:25px;width:180px}.phone{width:300px}.feature-grid{grid-template-columns:1fr}.section{padding:70px 0}.footer-grid{flex-direction:column;align-items:flex-start}}