:root {
    --sp-ink: #f7f9fc;
    --sp-muted: #aeb9cc;
    --sp-blue: #2d6cdf;
    --sp-blue-bright: #4c8dff;
    --sp-navy: #071225;
    --sp-navy-soft: #0d1e3a;
    --sp-line: rgb(255 255 255 / 12%);
    --sp-paper: #f5f7fb;
    --sp-dark-text: #101828;
}

html { scroll-behavior: smooth; }

.sp-page {
    margin: 0;
    color: var(--sp-ink);
    background: var(--sp-navy);
    font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.sp-page *, .sp-page *::before, .sp-page *::after { box-sizing: border-box; }
.sp-page a { color: inherit; }

.sp-header {
    position: sticky;
    z-index: 20;
    top: 0;
    border-bottom: 1px solid var(--sp-line);
    background: rgb(7 18 37 / 90%);
    backdrop-filter: blur(16px);
}

.sp-header__inner, .sp-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
    gap: 32px;
}

.sp-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    text-decoration: none;
}

.sp-brand img { width: 42px; height: 42px; }
.sp-brand__wordmark { display: grid; line-height: 1; }
.sp-brand__wordmark strong { font-size: 1.25rem; letter-spacing: .02em; }
.sp-brand__wordmark small { margin-top: 4px; color: var(--sp-muted); font-size: .57rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; }

.sp-nav, .sp-footer nav { display: flex; align-items: center; gap: 26px; }
.sp-nav a, .sp-footer a { color: var(--sp-muted); font-size: .92rem; font-weight: 600; text-decoration: none; }
.sp-nav a:hover, .sp-footer a:hover { color: #fff; }
.sp-nav .sp-nav__cta { padding: 11px 18px; color: #fff; border-radius: 999px; background: var(--sp-blue); }

.sp-hero {
    position: relative;
    overflow: hidden;
    padding: 84px 0 76px;
    background: radial-gradient(circle at 18% 20%, rgb(45 108 223 / 24%), transparent 34%), linear-gradient(135deg, #071225 0%, #0a1830 58%, #071225 100%);
}

.sp-hero::after {
    position: absolute;
    right: -12%;
    bottom: -55%;
    width: 620px;
    height: 620px;
    content: "";
    border-radius: 50%;
    background: rgb(45 108 223 / 12%);
    filter: blur(20px);
}

.sp-hero__grid {
    position: relative;
    z-index: 1;
    display: grid;
    align-items: center;
    grid-template-columns: minmax(0, .92fr) minmax(440px, 1.08fr);
    gap: 62px;
}

.sp-back-link { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 24px; color: #c8d6ec; font-size: .9rem; font-weight: 700; text-decoration: none; transition: color 180ms ease, transform 180ms ease; }
.sp-back-link:hover { color: #fff; transform: translateX(-3px); }

.sp-product-lockup { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.sp-product-lockup > img { display: block; width: 60px; height: 60px; border-radius: 16px; background: var(--sp-navy-soft); box-shadow: 0 10px 30px rgb(0 0 0 / 28%); object-fit: cover; }
.sp-kicker { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; color: #c8d6ec; font-size: .76rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.sp-status { padding: 6px 9px; color: #a9ffc2; border: 1px solid rgb(93 225 132 / 32%); border-radius: 999px; background: rgb(44 165 82 / 15%); }

.sp-hero h1 { max-width: 740px; margin: 0; color: #fff; font-family: "Space Grotesk", Inter, sans-serif; font-size: clamp(3rem, 5.5vw, 5.6rem); line-height: .98; letter-spacing: -.055em; }
.sp-hero__content > p { max-width: 640px; margin: 28px 0 0; color: #c5cfdf; font-size: clamp(1.05rem, 1.8vw, 1.28rem); line-height: 1.68; }
.sp-hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.sp-button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 50px; padding: 0 23px; border: 0; border-radius: 10px; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; transition: transform 160ms ease, background 160ms ease, border-color 160ms ease; }
.sp-button:hover { transform: translateY(-2px); }
.sp-button--primary { color: #fff; background: var(--sp-blue); box-shadow: 0 14px 40px rgb(45 108 223 / 28%); }
.sp-button--primary:hover { background: var(--sp-blue-bright); }
.sp-button--secondary { color: #f4f7fb; border: 1px solid var(--sp-line); background: rgb(255 255 255 / 4%); }

.sp-trust-list { display: flex; flex-wrap: wrap; gap: 9px 22px; margin: 30px 0 0; padding: 0; color: var(--sp-muted); font-size: .88rem; list-style: none; }
.sp-trust-list li::before { margin-right: 8px; color: #75a6ff; content: "✓"; font-weight: 800; }

.sp-hero__visual { margin: 0; overflow: hidden; border: 1px solid rgb(255 255 255 / 14%); border-radius: 24px; background: #050d1d; box-shadow: 0 36px 90px rgb(0 0 0 / 45%); transform: perspective(1400px) rotateY(-3deg); }
.sp-hero__visual img { display: block; width: 100%; height: auto; }

.sp-section { padding: 105px 0; }
.sp-section--video, .sp-section--privacy, .sp-section--faq { color: var(--sp-dark-text); background: #fff; }

.sp-video { display: grid; align-items: center; grid-template-columns: minmax(0, 1.12fr) minmax(320px, .68fr); gap: 70px; }
.sp-video > * { min-width: 0; }
.sp-video__preview { position: relative; display: block; overflow: hidden; width: 100%; aspect-ratio: 16 / 9; border: 1px solid #d9e0ea; border-radius: 22px; background: #071225; box-shadow: 0 28px 70px rgb(16 24 40 / 15%); }
.sp-video__preview::after { position: absolute; inset: 0; content: ""; background: linear-gradient(180deg, transparent 50%, rgb(3 10 23 / 68%)); transition: background 180ms ease; }
.sp-video__preview:hover::after { background: linear-gradient(180deg, rgb(45 108 223 / 6%), rgb(3 10 23 / 72%)); }
.sp-video__preview img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 240ms ease; }
.sp-video__preview:hover img { transform: scale(1.015); }
.sp-video__play { position: absolute; z-index: 2; top: 50%; left: 50%; display: grid; width: 74px; height: 74px; padding-left: 5px; place-items: center; color: #fff; border: 1px solid rgb(255 255 255 / 60%); border-radius: 50%; background: rgb(45 108 223 / 92%); box-shadow: 0 18px 45px rgb(0 0 0 / 30%); transform: translate(-50%, -50%); }
.sp-video__label { position: absolute; z-index: 2; right: 24px; bottom: 21px; color: #fff; font-size: .88rem; font-weight: 700; }
.sp-video__copy h2 { margin: 0; font-family: "Space Grotesk", Inter, sans-serif; font-size: clamp(2.15rem, 3.8vw, 3.6rem); line-height: 1.08; letter-spacing: -.045em; }
.sp-video__copy p { margin: 22px 0 0; color: #667085; font-size: 1.04rem; line-height: 1.7; }
.sp-video__link { display: inline-flex; gap: 8px; margin-top: 25px; color: var(--sp-blue); font-weight: 800; text-underline-offset: 4px; }

.sp-section-heading { max-width: 820px; margin-bottom: 52px; }
.sp-eyebrow { display: block; margin-bottom: 16px; color: var(--sp-blue); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.sp-section-heading h2, .sp-privacy h2, .sp-download h2 { margin: 0; color: var(--sp-dark-text); font-family: "Space Grotesk", Inter, sans-serif; font-size: clamp(2.25rem, 4.5vw, 4.15rem); line-height: 1.05; letter-spacing: -.045em; }
.sp-section-heading > p { max-width: 700px; margin: 22px 0 0; color: #5d6879; font-size: 1.08rem; line-height: 1.7; }
.sp-section-heading--light h2 { color: #fff; }
.sp-section-heading--light > p { color: #bac5d8; }

.sp-section--features { color: var(--sp-dark-text); background: var(--sp-paper); }
.sp-feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.sp-feature-grid article { min-height: 310px; padding: 28px; border: 1px solid #dfe5ee; border-radius: 18px; background: #fff; box-shadow: 0 18px 45px rgb(16 24 40 / 6%); }
.sp-feature-index { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-bottom: 38px; color: var(--sp-blue); border-radius: 12px; background: #edf3ff; font-weight: 800; }
.sp-feature-grid h3 { margin: 0 0 14px; font-size: 1.25rem; }
.sp-feature-grid p { margin: 0; color: #667085; line-height: 1.65; }

.sp-section--walkthrough { overflow: hidden; background: linear-gradient(180deg, rgb(12 31 62 / 96%), rgb(5 14 29 / 98%)); }
.sp-screenshot-track { display: grid; grid-template-columns: repeat(5, minmax(230px, 1fr)); gap: 22px; overflow-x: auto; padding: 10px 4px 28px; scrollbar-color: #37517a transparent; }
.sp-shot { min-width: 230px; margin: 0; }
.sp-shot img { display: block; width: 100%; height: auto; border: 1px solid rgb(255 255 255 / 12%); border-radius: 18px; box-shadow: 0 22px 50px rgb(0 0 0 / 28%); }
.sp-shot figcaption { display: grid; gap: 6px; margin-top: 18px; }
.sp-shot figcaption strong { color: #fff; }
.sp-shot figcaption span { color: var(--sp-muted); font-size: .9rem; line-height: 1.5; }

.sp-privacy { display: grid; align-items: start; grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr); gap: 90px; }
.sp-privacy__points { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.sp-privacy__points p { min-height: 150px; margin: 0; padding: 24px; color: #667085; border: 1px solid #e1e7ef; border-radius: 16px; background: #f8fafc; line-height: 1.65; }
.sp-privacy__points strong { display: block; margin-bottom: 8px; color: #172033; font-size: 1.05rem; }

.sp-section--plans { background: radial-gradient(circle at 82% 10%, rgb(45 108 223 / 25%), transparent 30%), var(--sp-navy); }
.sp-plan-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; max-width: 980px; }
.sp-plan-card { padding: 36px; border: 1px solid var(--sp-line); border-radius: 22px; background: rgb(255 255 255 / 5%); }
.sp-plan-card--featured { border-color: rgb(76 141 255 / 60%); background: linear-gradient(145deg, rgb(45 108 223 / 22%), rgb(255 255 255 / 6%)); box-shadow: 0 24px 70px rgb(0 0 0 / 28%); }
.sp-plan-card__label { display: inline-flex; padding: 7px 11px; color: #bcd3ff; border: 1px solid rgb(117 166 255 / 30%); border-radius: 999px; font-size: .76rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.sp-plan-card h3 { margin: 24px 0 0; color: #fff; font-size: 1.75rem; }
.sp-plan-card ul { display: grid; gap: 13px; margin: 26px 0 0; padding: 0; color: #c7d1e1; list-style: none; }
.sp-plan-card li { position: relative; padding-left: 26px; }
.sp-plan-card li::before { position: absolute; left: 0; color: #75a6ff; content: "✓"; font-weight: 800; }
.sp-plan-card__price { margin: 28px 0 0; color: #fff; font-weight: 800; }
.sp-plan-card__note { margin: 10px 0 0; color: #9eabc0; font-size: .82rem; line-height: 1.55; }

.sp-faq { display: grid; grid-template-columns: minmax(300px, .75fr) minmax(0, 1.25fr); gap: 90px; }
.sp-faq__list { border-top: 1px solid #dfe5ee; }
.sp-faq details { padding: 24px 0; border-bottom: 1px solid #dfe5ee; }
.sp-faq summary { color: #172033; font-size: 1.08rem; font-weight: 800; cursor: pointer; }
.sp-faq details p { margin: 14px 30px 0 0; color: #667085; line-height: 1.7; }

.sp-section--download { background: #eef3fb; }
.sp-download { display: flex; align-items: center; justify-content: space-between; gap: 60px; }
.sp-download__copy { max-width: 760px; }
.sp-download__copy p { margin: 22px 0 0; color: #5d6879; font-size: 1.08rem; }
.sp-button--download { flex: 0 0 auto; min-height: 58px; padding-inline: 28px; }

.sp-footer { border-top: 1px solid var(--sp-line); background: #050d1b; }
.sp-footer__inner { min-height: 110px; }
.sp-footer__inner > div { display: grid; gap: 6px; }
.sp-footer__inner > div span { color: var(--sp-muted); font-size: .86rem; }

.sp-button:focus-visible, .sp-page a:focus-visible, .sp-faq summary:focus-visible { outline: 3px solid rgb(76 141 255 / 60%); outline-offset: 3px; }

@media (max-width: 1100px) {
    .sp-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
    .sp-hero__grid, .sp-video, .sp-privacy, .sp-faq { grid-template-columns: 1fr; }
    .sp-hero__visual { max-width: 800px; transform: none; }
    .sp-video, .sp-privacy, .sp-faq { gap: 46px; }
}

@media (max-width: 720px) {
    .sp-header__inner { min-height: 68px; }
    .sp-brand { gap: 8px; }
    .sp-brand img { width: 36px; height: 36px; }
    .sp-brand__wordmark strong { font-size: 1.05rem; }
    .sp-nav a:not(.sp-nav__cta) { display: none; }
    .sp-nav .sp-nav__cta { padding: 9px 13px; font-size: .82rem; }
    .sp-hero { padding: 56px 0 54px; }
    .sp-hero h1 { font-size: clamp(2.75rem, 13vw, 4rem); }
    .sp-hero__actions { display: grid; }
    .sp-button { width: 100%; }
    .sp-section { padding: 76px 0; }
    .sp-section-heading { margin-bottom: 36px; }
    .sp-feature-grid, .sp-plan-grid, .sp-privacy__points { grid-template-columns: 1fr; }
    .sp-feature-grid article { min-height: auto; }
    .sp-feature-index { margin-bottom: 24px; }
    .sp-screenshot-track { grid-template-columns: repeat(5, 76vw); margin-right: calc(50% - 50vw); padding-right: 22px; }
    .sp-video__play { width: 58px; height: 58px; }
    .sp-video__label { right: 16px; bottom: 14px; font-size: .78rem; }
    .sp-privacy__points p { min-height: auto; }
    .sp-plan-card { padding: 28px 24px; }
    .sp-download { align-items: stretch; flex-direction: column; gap: 34px; }
    .sp-footer__inner { align-items: flex-start; flex-direction: column; padding-top: 28px; padding-bottom: 28px; }
    .sp-footer nav { flex-wrap: wrap; gap: 14px 20px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .sp-button { transition: none; }
}