:root {
    color-scheme: light;
    --surface: #fff;
    --navy: #092647;
    --blue: #114f85;
    --ink: #132d46;
    --muted: #4a6279;
    --border: #cbd9e6;
    --pale: #eff5fa;
}
:root[data-theme="dark"] {
    color-scheme: dark;
    --surface: #101e2c;
    --navy: #c4e2fb;
    --blue: #8cc6f4;
    --ink: #e3edf5;
    --muted: #b1c4d5;
    --border: #364d60;
    --pale: #172a3b;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--surface); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: inherit; }
a:focus-visible, button:focus-visible, summary:focus-visible, .table-wrap:focus-visible { outline: 3px solid #e6a530; outline-offset: 3px; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.18; letter-spacing: -.025em; }
h1 { margin: 20px 0 22px; font-size: clamp(42px, 5vw, 65px); font-weight: 700; }
h2 { margin: 14px 0 20px; font-size: clamp(30px, 3.2vw, 42px); }
h1 em, h2 em { color: #23689f; font-style: normal; }
.shell { width: min(1160px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: absolute; top: -60px; left: 1rem; z-index: 10; padding: 1rem; background: white; }
.skip-link:focus { top: 0; }
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.theme-toggle { display: inline-flex; align-items: center; gap: 7px; flex-shrink: 0; padding: 8px 12px; border: 1px solid var(--border); border-radius: 20px; color: var(--ink); background: var(--pale); font: inherit; font-size: 12px; font-weight: 600; cursor: pointer; }
.theme-toggle[hidden] { display: none; }
.theme-toggle:hover { border-color: currentColor; }
.nav-inner { display: flex; align-items: center; gap: 35px; min-height: 84px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-size: 25px; font-weight: 700; letter-spacing: -1px; }
.brand-light { font-weight: 400; }
.brand-dot, .footer-brand span { color: #438cbd; }
.brand-mark { display: block; flex-shrink: 0; width: 38px; height: 38px; border-radius: 9px; }
.navigation { display: flex; gap: 30px; margin: auto; font-size: 14px; font-weight: 600; }
.navigation a { color: #3c5872; text-decoration: none; }
.navigation a:hover, .navigation a[aria-current=page] { color: #0c5086; text-decoration: underline; text-underline-offset: 6px; }
.nav-cta { padding: 10px 15px; border: 1px solid #aebfd0; border-radius: 4px; font-size: 13px; font-weight: 700; text-decoration: none; }
.nav-cta span { margin-left: 12px; }
.hero, .product-hero { position: relative; isolation: isolate; overflow: hidden; background: linear-gradient(120deg, #082947, #0c4271); color: #fff; }
.hero > .shell, .product-hero > .shell { position: relative; z-index: 1; }
.tide-background { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.tide-grid { position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(#b2d8f3 1px, transparent 1px), linear-gradient(90deg, #b2d8f3 1px, transparent 1px); background-size: 90px 90px; mask-image: linear-gradient(transparent, #000); }
.tide-wave, .tide-trace { position: absolute; left: -8%; bottom: -1px; width: 116%; height: 68%; }
.tide-wave-back { fill: #51b3da; opacity: .12; }
.tide-wave-front { fill: #4ea6e2; opacity: .15; }
.tide-trace { fill: none; stroke: #97d9f4; stroke-width: 1.5; opacity: .4; }
@media (prefers-reduced-motion: no-preference) {
    .tide-wave-back { animation: tide-rise-back 4.4s cubic-bezier(.2,.65,.3,1) both; }
    .tide-wave-front { animation: tide-rise-front 3.8s cubic-bezier(.2,.65,.3,1) both; }
    .tide-trace path { stroke-dasharray: 1; animation: tide-draw 2.8s .35s ease-out both; }
}
@keyframes tide-rise-back { from { transform: translate(-4%, 75px); opacity: 0; } to { transform: translate(0, 0); opacity: .12; } }
@keyframes tide-rise-front { from { transform: translate(4%, 110px); opacity: 0; } to { transform: translate(0, 0); opacity: .15; } }
@keyframes tide-draw { from { stroke-dashoffset: 1; opacity: 0; } to { stroke-dashoffset: 0; opacity: 1; } }
.hero-grid, .product-hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
.hero-grid { min-height: 565px; }
.hero-copy { padding: 65px 0; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: #23699d; font-size: 11px; font-weight: 700; letter-spacing: .13em; }
.eyebrow-line { display: inline-block; width: 24px; height: 2px; background: currentColor; }
.hero .eyebrow, .product-hero .eyebrow, .closing .eyebrow { color: #b6d8f0; }
.hero h1 em, .product-hero h1 em { color: #b2d8f3; }
.hero-description { max-width: 530px; color: #d2e3f0; font-size: 17px; line-height: 1.75; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 25px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 26px; padding: 14px 19px; border-radius: 4px; font-size: 14px; font-weight: 700; text-decoration: none; }
.button-primary { background: #0d5f9a; color: #fff; }
.button-primary:hover { background: #094676; }
.hero .button-primary, .product-hero .button-primary { background: #fff; color: #123f65; }
.hero .button-primary:hover, .product-hero .button-primary:hover { background: #dfedf8; }
.text-link { padding-bottom: 3px; border-bottom: 1px solid currentColor; font-size: 14px; font-weight: 700; text-decoration: none; }
.hero-note { margin-top: 42px; padding-left: 15px; border-left: 3px solid #80b8de; color: #d2e3f0; font-size: 14px; }
.hero-art, .product-visual { position: relative; display: grid; place-items: center; min-height: 535px; }
.art-orbit { position: absolute; width: 430px; height: 430px; border: 1px solid #ffffff24; border-radius: 50%; }
.orbit-two { width: 510px; height: 510px; }
.hero-art::before, .product-visual-circle { position: absolute; width: 365px; height: 365px; border-radius: 50%; background: #ffffff10; content: ""; }
.phone-frame { position: relative; z-index: 1; width: 218px; padding: 7px; border: 1px solid #718da1; border-radius: 25px; background: #112233; box-shadow: 0 20px 40px #00132477; }
.phone-frame img { width: 100%; height: auto; border-radius: 18px; }
.small-phone { width: 205px; }
.pro-hero-image { position: relative; z-index: 1; width: 210px; height: auto; border: 1px solid #718da1; border-radius: 8px; box-shadow: 0 20px 40px #00132477; }
.art-label, .visual-caption { position: absolute; right: 0; bottom: 36px; color: #c3d9e8; font-size: 10px; font-weight: 700; letter-spacing: .1em; }
.hero-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 16px 0; border-top: 1px solid #ffffff36; color: #c5dceb; font-size: 10px; font-weight: 700; letter-spacing: .09em; }
.intro-section { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; padding: 85px 0; }
.intro-section > p, .section-heading > p { max-width: 500px; color: var(--muted); font-size: 16px; }
.apps-section, .compare-section { padding: 85px 0; background: var(--pale); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 35px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { margin-bottom: 0; }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.product-card { display: flex; flex-direction: column; min-height: 350px; padding: 32px; border: 1px solid var(--border); border-top: 4px solid #185f96; border-radius: 5px; background: white; }
.classic-card { border-top-color: #5a85a9; }
.card-top { display: flex; justify-content: space-between; align-items: start; }
.card-top img { border-radius: 14px; }
.pill { padding: 5px 10px; border: 1px solid #b5cfe2; border-radius: 4px; color: #24577c; font-size: 10px; font-weight: 700; letter-spacing: .06em; }
.card-kicker { margin: 28px 0 8px; color: #356c97; font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.product-card h3 { margin-bottom: 12px; font-size: 28px; }
.product-card h3 span { color: #286d9f; }
.product-card > p:not(.card-kicker) { max-width: 430px; color: var(--muted); font-size: 15px; }
.tag-row { display: flex; gap: 8px; margin: 5px 0 25px; }
.tag-row span { padding: 4px 9px; border-radius: 3px; background: #edf4f9; color: #355a77; font-size: 12px; }
.card-link { display: flex; justify-content: space-between; margin-top: auto; padding-top: 17px; border-top: 1px solid #d8e3ec; color: #145a8c; font-size: 14px; font-weight: 700; text-decoration: none; }
.card-link:hover { text-decoration: underline; }
.closing { display: flex; align-items: center; gap: 40px; margin-top: 75px; margin-bottom: 75px; padding: 35px 40px; border-radius: 5px; background: #123d62; color: white; }
.closing h2 { margin: 8px 0 12px; font-size: 28px; }
.closing p:not(.eyebrow) { max-width: 720px; margin-bottom: 0; color: #d2e3f0; font-size: 14px; }
.button-light { flex-shrink: 0; margin-left: auto; background: #fff; color: #153f63; }
.product-hero-grid { min-height: 515px; }
.product-hero-grid > div:first-child { padding: 60px 0; }
.product-visual { min-height: 515px; }
.fine-print { margin: 24px 0 0; color: #d2e3f0; font-size: 13px; }
.feature-section { padding: 85px 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.feature-grid article { padding-top: 20px; border-top: 2px solid #afc8dc; }
.feature-grid article > span { color: #366e99; font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.feature-grid h3 { margin: 18px 0 10px; font-size: 21px; }
.feature-grid p { color: var(--muted); font-size: 15px; }
.screenshot-section { padding: 0 0 85px; }
.video-section { padding-bottom: 65px; }
.app-video { display: block; width: 100%; max-width: 360px; height: auto; margin: 0 auto; border-radius: 12px; background: #092647; }
.screenshot-grid { display: flex; flex-wrap: wrap; gap: 24px; }
.screenshot-grid figure { flex: 0 1 180px; max-width: calc((100% - 12px) / 2); margin: 0; }
.screenshot-grid img { width: 100%; height: auto; border-radius: 6px; background: #092647; box-shadow: 0 8px 20px #08243f26, 0 2px 5px #08243f14; }
.compare-section > .shell { max-width: 960px; }
.compare-section { background: linear-gradient(135deg, #edf6ff, #f0faf6 55%, #fff8e9); }
.compare-section .table-wrap { border-color: #cbdce8; border-radius: 12px; box-shadow: 0 12px 30px #08243f12; }
.compare-section thead th { padding-block: 20px; }
.compare-section thead th:nth-child(2) { background: #175c9a; color: #fff; }
.compare-section thead th:nth-child(3) { background: #116b64; color: #fff; }
.compare-section thead th:nth-child(4) { background: #f5cc73; color: #533b12; }
.compare-section tbody td:nth-child(2) { background: #f0f6fd; }
.compare-section tbody td:nth-child(3) { background: #edf8f4; }
.compare-section tbody td:nth-child(4) { background: #fff8e8; }
.compare-section .check { color: #147253; }
.comparison-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-bottom: 24px; }
.comparison-option { --option-accent: #175c9a; display: flex; flex-direction: column; min-width: 0; padding: 22px; border: 1px solid var(--border); border-top: 4px solid var(--option-accent); border-radius: 12px; background: var(--surface); }
.comparison-option.free { --option-accent: #116b64; }
.comparison-option.premium { --option-accent: #98620b; }
.comparison-option > img { border-radius: 10px; margin-bottom: 16px; }
.comparison-option h3 { margin-bottom: 10px; font-size: 20px; }
.comparison-option > p { color: var(--muted); font-size: 14px; }
.store-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 12px; border-radius: 7px; background: #175c9a; color: #fff; font-size: 13px; font-weight: 700; line-height: 1.4; text-align: center; text-decoration: none; }
.store-button:hover { filter: brightness(.9); }
.comparison-option > .store-button { margin-top: auto; background: var(--option-accent); }
.mobile-features { display: none; }
.compare-section tfoot th, .compare-section tfoot td { padding: 20px 12px; border-bottom: 0; background: var(--surface); }
.compare-section tfoot td:nth-child(3) .store-button { background: #116b64; }
.compare-section tfoot td:nth-child(4) .store-button { background: #98620b; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 4px; background: var(--surface); }
table { width: 100%; min-width: 720px; border-collapse: collapse; font-size: 14px; }
th, td { padding: 14px 16px; border-bottom: 1px solid #e1e9f0; text-align: center; }
thead th { background: #dcebf6; color: #173c5b; }
th:first-child { width: 36%; text-align: left; }
tbody th { font-weight: 600; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
.check { color: #0c658b; font-size: 17px; font-weight: 700; }
.dash { color: #677b8d; }
.table-note { margin: 18px 0; color: #526a80; font-size: 13px; }
.legal-page { max-width: 820px; min-height: 520px; padding: 85px 0 100px; }
.legal-page h1 { font-size: clamp(42px, 5vw, 60px); }
.legal-lead { color: var(--muted); font-size: 17px; }
.legal-box { margin: 30px 0; padding: 30px; border: 1px solid var(--border); border-radius: 4px; background: var(--pale); }
.legal-box h2 { margin: 0 0 12px; font-size: 24px; }
.legal-box p { color: var(--muted); font-size: 15px; }
.email-canvas { display: block; width: 294px; height: auto; max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.site-footer { padding: 60px 0 25px; background: #08243f; color: #e9f2f8; }
.footer-top { display: flex; justify-content: space-between; padding-bottom: 45px; }
.footer-brand { font-size: 25px; font-weight: 700; letter-spacing: -1px; text-decoration: none; }
.footer-top p { margin: 12px 0; color: #c1d4e3; font-size: 13px; }
.footer-links { display: flex; gap: 90px; }
.footer-links div { display: flex; flex-direction: column; gap: 10px; }
.footer-links strong { margin-bottom: 5px; color: #bdd2e2; font-size: 11px; letter-spacing: .1em; }
.footer-links a { font-size: 14px; text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 20px; border-top: 1px solid #49667d; color: #c1d4e3; font-size: 11px; letter-spacing: .04em; }
.safety { max-width: 740px; margin: 16px 0 0; color: #c1d4e3; font-size: 12px; }
:root[data-theme="dark"] .navigation a { color: #b1c4d5; }
:root[data-theme="dark"] .navigation a:hover,
:root[data-theme="dark"] .navigation a[aria-current=page],
:root[data-theme="dark"] h1 em, :root[data-theme="dark"] h2 em,
:root[data-theme="dark"] .eyebrow, :root[data-theme="dark"] .card-kicker,
:root[data-theme="dark"] .product-card h3 span,
:root[data-theme="dark"] .feature-grid article > span { color: #8cc6f4; }
:root[data-theme="dark"] .product-card { background: var(--surface); }
:root[data-theme="dark"] .pill { border-color: #4d708a; color: #b4d8f3; }
:root[data-theme="dark"] .tag-row span { background: #203b50; color: #c6dceb; }
:root[data-theme="dark"] .card-link { border-color: var(--border); color: #8cc6f4; }
:root[data-theme="dark"] .feature-grid article { border-color: #4d708a; }
:root[data-theme="dark"] .compare-section { background: linear-gradient(135deg, #152d44, #172f2e 55%, #332c1d); }
:root[data-theme="dark"] .compare-section .table-wrap { border-color: var(--border); }
:root[data-theme="dark"] thead th { background: #253e53; color: #e3edf5; }
:root[data-theme="dark"] .compare-section thead th:nth-child(2) { background: #175c9a; color: #fff; }
:root[data-theme="dark"] .compare-section thead th:nth-child(3) { background: #116b64; color: #fff; }
:root[data-theme="dark"] .compare-section thead th:nth-child(4) { background: #f5cc73; color: #533b12; }
:root[data-theme="dark"] .compare-section tbody td:nth-child(2) { background: #172e44; }
:root[data-theme="dark"] .compare-section tbody td:nth-child(3) { background: #17352f; }
:root[data-theme="dark"] .compare-section tbody td:nth-child(4) { background: #352e1d; }
:root[data-theme="dark"] th, :root[data-theme="dark"] td { border-color: var(--border); }
:root[data-theme="dark"] .check { color: #7ddab0; }
:root[data-theme="dark"] .dash, :root[data-theme="dark"] .table-note { color: var(--muted); }
:root[data-theme="dark"] .email-canvas { filter: brightness(0) invert(1); }
:root[data-theme="dark"] .skip-link { background: var(--surface); }
@media (max-width: 1000px) {
    .nav-inner { flex-wrap: wrap; gap: 10px; padding: 14px 0; }
    .navigation { order: 3; justify-content: space-between; width: 100%; gap: 20px; overflow-x: auto; padding: 9px 0 3px; white-space: nowrap; }
    .theme-toggle { margin-left: auto; }
}
@media (max-width: 800px) {
    .comparison-options { grid-template-columns: 1fr; gap: 18px; }
    .comparison-option { padding: 22px; }
    .comparison-option > .store-button { width: 100%; }
    .compare-section .table-wrap { display: none; }
    .mobile-features { display: block; margin-top: 18px; border-top: 1px solid var(--border); }
    .mobile-features summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 48px; padding-top: 8px; cursor: pointer; font-size: 14px; font-weight: 700; list-style: none; }
    .mobile-features summary::-webkit-details-marker { display: none; }
    .mobile-features summary::after { content: '+'; font-size: 22px; }
    .mobile-features[open] summary::after { content: '−'; }
    .mobile-features dl { margin: 12px 0 20px; font-size: 13px; }
    .mobile-features dl > div { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--border); }
    .mobile-features dt { font-weight: 600; }
    .mobile-features dd { margin: 0; text-align: right; overflow-wrap: anywhere; }
    .mobile-features .check, .mobile-features .dash { font-size: inherit; }
    .mobile-features > .store-button { width: 100%; background: var(--option-accent); }
    .shell { width: min(100% - 40px, 1160px); }
    .nav-inner { flex-wrap: wrap; gap: 10px; padding: 14px 0; }
    .navigation { order: 3; justify-content: space-between; width: 100%; gap: 20px; overflow-x: auto; padding: 9px 0 3px; white-space: nowrap; }
    .nav-cta { margin-left: auto; }
    .theme-toggle { margin-left: auto; }
    .hero-grid, .product-hero-grid { grid-template-columns: 1fr; }
    .hero-copy { padding: 55px 0 0; }
    .hero-art, .product-visual { min-height: 450px; }
    .art-orbit { width: 330px; height: 330px; }
    .orbit-two { width: 405px; height: 405px; }
    .hero-art::before, .product-visual-circle { width: 290px; height: 290px; }
    .phone-frame { width: 185px; }
    .pro-hero-image { width: 175px; }
    .product-hero-grid > div:first-child { padding: 55px 0 0; }
    .intro-section { grid-template-columns: 1fr; gap: 12px; padding: 65px 0; }
    .apps-section, .feature-section, .compare-section { padding: 65px 0; }
    .section-heading { display: block; }
    .section-heading > p { margin-top: 15px; }
    .feature-grid { grid-template-columns: 1fr; gap: 22px; }
    .screenshot-section { padding-bottom: 65px; }
    .screenshot-grid { gap: 18px; }
    .closing { align-items: start; flex-direction: column; gap: 22px; }
    .button-light { margin-left: 0; }
    .legal-page { padding: 65px 0 80px; }
}
@media (max-width: 520px) {
    .navigation { font-size: 12px; }
    .nav-cta { font-size: 12px; }
    h1 { font-size: 40px; }
    .product-grid { grid-template-columns: 1fr; }
    .product-card { padding: 25px; }
    .screenshot-grid { gap: 12px; }
    .hero-art, .product-visual { min-height: 410px; }
    .hero-bottom { display: block; line-height: 2; }
    .hero-bottom span { display: block; }
    .closing { padding: 28px; margin-top: 50px; margin-bottom: 50px; }
    .footer-top { display: block; }
    .footer-links { gap: 45px; margin-top: 30px; }
    .footer-bottom { display: block; }
    .footer-bottom span { display: block; margin-bottom: 8px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }