:root {
    --navy: #0f1f3a;
    --navy-2: #1a2f52;
    --teal: #2dd4bf;
    --teal-dark: #0f766e;
    --surface: #f5f7fb;
    --border: #e3e8f0;
    --muted: #55637a;
    --text: #1e293b;
    --on-navy-muted: #b6c3d9;
    --gutter: clamp(16px, 4vw, 40px);
    --display: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    --body: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}

body {
    margin: 0;
    background: #fff;
    color: var(--text);
    font: 400 1.0625rem/1.65 var(--body);
    overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--display); color: var(--navy); margin: 0; }
h1 { font-size: clamp(2.3rem, 5.2vw, 3.7rem); line-height: 1.07; font-weight: 700; letter-spacing: -0.025em; text-wrap: balance; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; text-wrap: balance; }
h3 { font-size: 1.2rem; line-height: 1.3; font-weight: 650; }
p { margin: 0; }
a { color: var(--teal-dark); }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; }

.wrap { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: var(--gutter); }
.wrap.narrow { max-width: 820px; }

.skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 14px; z-index: 30; }
.skip:focus { left: 16px; }

.site-header { position: sticky; top: 0; z-index: 20; background: var(--navy); }
.header-row { display: flex; align-items: center; gap: 28px; min-height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; font: 700 1.2rem var(--display); text-decoration: none; }
.logo-mark { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--teal); color: var(--navy); font-size: 1.05rem; }
.site-header nav { display: flex; gap: 22px; margin-right: auto; }
.site-header nav a, .sign-in { color: #dbe4f1; text-decoration: none; font-size: 0.96rem; }
.site-header nav a:hover, .sign-in:hover { color: #fff; text-decoration: underline; }
.header-actions { display: flex; align-items: center; gap: 18px; margin-left: auto; }

.button {
    display: inline-block; padding: 13px 24px; border: 2px solid var(--teal); border-radius: 8px;
    background: var(--teal); color: var(--navy); font: 650 1rem var(--body); text-decoration: none; cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}
.button:hover { background: #5eead4; border-color: #5eead4; }
.button.small { padding: 7px 15px; font-size: 0.94rem; }
.button.ghost { background: transparent; color: inherit; border-color: currentColor; }
.button.ghost:hover { background: rgba(127, 148, 180, 0.15); border-color: currentColor; }

.hero { background: var(--navy); color: #fff; overflow: hidden; }
.hero h1 { color: #fff; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 5vw, 64px); align-items: center; padding-block: clamp(48px, 7vw, 92px); }
.eyebrow { color: var(--teal-dark); font-weight: 650; letter-spacing: 0.02em; margin-bottom: 14px; }
.hero .eyebrow { color: var(--teal); }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.28rem); margin-top: 20px; color: var(--muted); max-width: 60ch; }
.hero .lead { color: #d3dcea; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.fine { font-size: 0.9rem; color: var(--muted); margin-top: 14px; }
.hero .fine { color: var(--on-navy-muted); }

.screen { border-radius: 10px; border: 1px solid var(--border); box-shadow: 0 18px 44px -20px rgba(15, 31, 58, 0.45); background: #fff; }
.hero-screen { border-color: #2c4266; box-shadow: 0 30px 70px -24px #000; }

.section { padding-block: clamp(56px, 8vw, 100px); }
.section-lead { color: var(--muted); margin-top: 10px; font-size: 1.12rem; }

.video-section { background: var(--surface); }
.video-section .wrap.narrow { max-width: 1000px; }
.walkthrough { display: block; width: 100%; aspect-ratio: 16 / 10; margin-top: 28px; border-radius: 12px; background: var(--navy); box-shadow: 0 24px 60px -28px rgba(15, 31, 58, 0.6); }

.value-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 38px clamp(32px, 6vw, 80px); margin-top: 40px; }
.value-grid > div { border-top: 3px solid var(--teal); padding-top: 18px; }
.value-grid p { margin-top: 8px; color: var(--muted); }

.train-on .section-lead { max-width: 62ch; }
.train-list { list-style: none; margin: 34px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px clamp(24px, 4vw, 48px); }
.train-list strong { display: block; color: var(--navy); font: 650 1.15rem var(--display); margin-bottom: 6px; }
.train-list li { color: var(--muted); }

.steps { background: var(--surface); }
.step-list { list-style: none; counter-reset: step; padding: 0; margin: 48px 0 0; display: grid; gap: clamp(48px, 7vw, 84px); }
.step-list li { counter-increment: step; display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.step-list li:nth-child(even) > div { order: 2; }
.step-list li > div::before { content: counter(step); display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 16px; border-radius: 50%; background: var(--navy); color: var(--teal); font: 700 1.1rem var(--display); }
.step-list h3 { font-size: 1.55rem; }
.step-list p { margin-top: 10px; color: var(--muted); font-size: 1.1rem; }

.different { background: var(--navy); color: #d3dcea; }
.different h2 { color: #fff; }
.feature-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(32px, 6vw, 80px); margin: 34px 0 0; }
.feature-list > div { padding-block: 22px; border-top: 1px solid #2c4266; }
.feature-list dt { color: #fff; font: 650 1.13rem var(--display); }
.feature-list dd { margin: 6px 0 0; }

.audience-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.audience-grid a { display: block; padding: 32px; border: 1px solid var(--border); border-radius: 12px; color: inherit; text-decoration: none; transition: border-color 0.15s ease; }
.audience-grid a:hover { border-color: var(--teal-dark); }
.audience-grid h3 { font-size: 1.5rem; }
.audience-grid p { margin-block: 8px 16px; color: var(--muted); }
.audience-grid span { color: var(--teal-dark); font-weight: 650; }

.questions { background: var(--surface); }
.questions h2 { margin-bottom: 26px; }
details { border-top: 1px solid var(--border); padding-block: 16px; }
details:last-child { border-bottom: 1px solid var(--border); }
summary { cursor: pointer; font-weight: 650; color: var(--navy); }
details p { margin-top: 8px; color: var(--muted); }

.trial-band { background: var(--navy); color: #d3dcea; text-align: center; padding-block: clamp(56px, 7vw, 88px); }
.trial-band h2 { color: #fff; }
.trial-band p { margin-block: 12px 26px; font-size: 1.12rem; }

.page-hero { background: var(--surface); padding-block: clamp(48px, 7vw, 84px); }
.page-hero.tall { min-height: 56vh; display: flex; align-items: center; }
.page-hero .button { margin-top: 26px; color: var(--navy); }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.check-list { list-style: none; margin: 0; padding: 0; }
.check-list li { position: relative; padding: 15px 0 15px 34px; border-top: 1px solid var(--border); }
.check-list li:first-child { border-top: 0; }
.check-list li::before { content: ""; position: absolute; left: 4px; top: 22px; width: 15px; height: 8px; border-left: 3px solid var(--teal-dark); border-bottom: 3px solid var(--teal-dark); transform: rotate(-45deg); }

.form-section { padding-top: 0; background: var(--surface); }
.trial-form { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: clamp(20px, 4vw, 40px); }
.trial-form label { display: block; margin: 18px 0 6px; font-weight: 600; color: var(--navy); }
.trial-form label span { font-weight: 400; color: var(--muted); }
.trial-form input, .trial-form select, .trial-form textarea { width: 100%; padding: 11px 13px; border: 1px solid #b9c4d4; border-radius: 7px; font: inherit; color: inherit; background: #fff; }
.trial-form input:focus, .trial-form select:focus, .trial-form textarea:focus { outline: 2px solid var(--teal-dark); outline-offset: 0; border-color: var(--teal-dark); }
.trial-form .button { margin-top: 26px; }
.form-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.form-error { padding: 12px 15px; border-radius: 7px; background: #fef2f2; color: #991b1b; font-weight: 600; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.site-footer { background: #0a162b; color: var(--on-navy-muted); padding-block: 44px; font-size: 0.95rem; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 28px; }
.site-footer p { margin-top: 10px; }
.site-footer nav { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 10px 24px; }
.site-footer nav a { color: var(--on-navy-muted); }

@media (max-width: 960px) {
    .train-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .site-header nav { display: none; }
    .hero-grid, .step-list li, .split { grid-template-columns: minmax(0, 1fr); }
    .step-list li:nth-child(even) > div { order: 0; }
}

@media (max-width: 680px) {
    .value-grid, .feature-list, .audience-grid, .form-pair, .train-list { grid-template-columns: minmax(0, 1fr); }
    .sign-in { display: none; }
}