:root {
    --deep: #057483;
    --deep-2: #009688;
    --foam: #f3f9f8;
    --ink: #12383e;
    --ink-soft: #4d6e74;
    --aqua: #009688;
    --aqua-dark: #057483;
    --sun: #ffb648;
    --line: #d9ebe9;
    --white: #ffffff;
    --radius: 16px;
    --shadow: 0 12px 34px rgba(5, 116, 131, 0.14);
    --font: 'Manrope', system-ui, -apple-system, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    color: var(--ink);
    background: var(--foam);
    line-height: 1.65;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--aqua-dark);
}

.wrap {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-head {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(243, 249, 248, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.head-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}

.head-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--ink);
    font-weight: 800;
    font-size: 1.05rem;
}

.head-brand img {
    width: 36px;
    height: 36px;
    border-radius: 9px;
}

.head-nav {
    margin-left: auto;
    display: flex;
    gap: 22px;
    align-items: center;
}

.head-nav a {
    text-decoration: none;
    color: var(--ink-soft);
    font-weight: 600;
    font-size: 0.92rem;
}

.head-nav a:hover {
    color: var(--ink);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--aqua);
    color: var(--white) !important;
    font-weight: 700;
    text-decoration: none;
    padding: 11px 22px;
    border-radius: 999px;
    transition: transform 0.15s, background 0.15s;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn:hover {
    background: var(--aqua-dark);
    transform: translateY(-1px);
}

.btn.big {
    padding: 15px 30px;
    font-size: 1.05rem;
}

.btn.ghost {
    background: transparent;
    color: var(--white) !important;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn.ghost:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

/* Hero */
.hero {
    background: radial-gradient(1200px 600px at 80% -10%, #009688 0%, var(--deep) 55%);
    color: var(--white);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 40px;
    align-items: center;
    padding: 72px 0 64px;
}

.hero h1 {
    font-size: clamp(2.1rem, 4.6vw, 3.4rem);
    line-height: 1.12;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 18px;
}

.hero h1 em {
    font-style: normal;
    color: var(--sun);
}

.hero-sub {
    font-size: 1.13rem;
    color: #d2eef0;
    max-width: 520px;
    margin-bottom: 26px;
}

.hero-ctas {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
}

.trust-row {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    color: #b5e0e4;
    font-size: 0.88rem;
    font-weight: 600;
}

.trust-row .stars {
    color: var(--sun);
}

.hero .btn:not(.ghost),
.cta-band .btn {
    background: var(--white);
    color: var(--deep) !important;
}

.hero .btn:not(.ghost):hover,
.cta-band .btn:hover {
    background: #eafaf8;
}

.hero-shot {
    justify-self: center;
    width: min(300px, 80%);
    border-radius: 36px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

/* Sections */
section {
    padding: 72px 0;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--aqua-dark);
    margin-bottom: 10px;
}

h2.sec-title {
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    font-weight: 800;
    letter-spacing: -0.015em;
    margin-bottom: 14px;
}

.sec-sub {
    color: var(--ink-soft);
    max-width: 640px;
    margin-bottom: 36px;
}

/* Screenshots */
.shots-band {
    background: var(--white);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.shots-row {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.shots-row img {
    border-radius: 22px;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
}

.shots-row img:hover {
    transform: translateY(-6px) scale(1.02);
}

/* Steps */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.step {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--shadow);
}

.step-num {
    display: inline-flex;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--deep);
    color: var(--white);
    align-items: center;
    justify-content: center;
    font-weight: 800;
    margin-bottom: 14px;
}

.step h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.step p {
    color: var(--ink-soft);
    font-size: 0.95rem;
}

/* Guides */
.guide-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.guide-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px;
    text-decoration: none;
    color: var(--ink);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: transform 0.15s;
}

.guide-card:hover {
    transform: translateY(-4px);
}

.guide-card .tag {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--aqua-dark);
}

.guide-card h3 {
    font-size: 1.08rem;
    line-height: 1.35;
}

.guide-card p {
    color: var(--ink-soft);
    font-size: 0.9rem;
    flex: 1;
}

.guide-card .more {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--aqua-dark);
}

/* FAQ */
.faq details {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 18px 22px;
    margin-bottom: 12px;
}

.faq summary {
    font-weight: 700;
    cursor: pointer;
    font-size: 1.02rem;
    list-style: none;
    position: relative;
    padding-right: 30px;
}

.faq summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 0;
    font-size: 1.3rem;
    color: var(--aqua-dark);
}

.faq details[open] summary::after {
    content: '–';
}

.faq details p {
    margin-top: 10px;
    color: var(--ink-soft);
    font-size: 0.96rem;
}

/* CTA band */
.cta-band {
    background: linear-gradient(120deg, var(--deep) 0%, var(--deep-2) 100%);
    color: var(--white);
    text-align: center;
    border-radius: 24px;
    padding: 56px 28px;
    margin: 0 20px;
}

.cta-band h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 12px;
}

.cta-band p {
    color: #d2eef0;
    margin-bottom: 26px;
}

.appstore-badge {
    height: 54px;
}

/* Footer */
.site-foot {
    background: var(--deep);
    color: #b5e0e4;
    margin-top: 72px;
    padding: 44px 0 30px;
    font-size: 0.9rem;
}

.foot-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 28px;
    margin-bottom: 26px;
}

.foot-grid h4 {
    color: var(--white);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 10px;
}

.foot-grid a {
    display: block;
    color: #b5e0e4;
    text-decoration: none;
    padding: 3px 0;
}

.foot-grid a:hover {
    color: var(--white);
}

.foot-legal {
    border-top: 1px solid #0b8794;
    padding-top: 18px;
    font-size: 0.78rem;
}

/* Guide article pages */
.article-head {
    background: var(--deep);
    color: var(--white);
    padding: 56px 0 48px;
}

.article-head .crumbs {
    font-size: 0.85rem;
    color: #b5e0e4;
    margin-bottom: 16px;
}

.article-head .crumbs a {
    color: #d2eef0;
}

.article-head h1 {
    font-size: clamp(1.8rem, 3.6vw, 2.7rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
    max-width: 800px;
}

.article {
    max-width: 760px;
    margin: 0 auto;
    padding: 48px 20px 20px;
    font-size: 1.04rem;
}

.article h2 {
    font-size: 1.45rem;
    margin: 38px 0 12px;
    letter-spacing: -0.01em;
}

.article h3 {
    font-size: 1.12rem;
    margin: 26px 0 8px;
}

.article p,
.article li {
    color: #29494f;
    margin-bottom: 12px;
}

.article ul,
.article ol {
    padding-left: 22px;
    margin-bottom: 14px;
}

.article .app-tip {
    background: #e4f4f2;
    border-left: 4px solid var(--aqua);
    border-radius: 0 12px 12px 0;
    padding: 16px 20px;
    margin: 22px 0;
}

.article .app-tip strong {
    color: var(--aqua-dark);
}

.article-cta {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
    margin: 40px 0;
    display: flex;
    gap: 20px;
    align-items: center;
}

.article-cta img {
    width: 64px;
    height: 64px;
    border-radius: 14px;
}

.article-cta .t {
    flex: 1;
}

.article-cta .t strong {
    display: block;
    font-size: 1.05rem;
    margin-bottom: 2px;
}

.article-cta .t span {
    color: var(--ink-soft);
    font-size: 0.88rem;
}

.related {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 20px 40px;
}

.related h2 {
    font-size: 1.2rem;
    margin-bottom: 14px;
}

.related a {
    display: block;
    padding: 6px 0;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 52px 0 44px;
    }

    .hero-sub {
        margin: 0 auto 26px;
    }

    .hero-ctas {
        justify-content: center;
    }

    .trust-row {
        justify-content: center;
    }

    .hero-shot {
        display: none;
    }

    .shots-row {
        grid-template-columns: repeat(3, 1fr);
    }

    .steps,
    .guide-grid {
        grid-template-columns: 1fr;
    }

    .foot-grid {
        grid-template-columns: 1fr;
    }

    .head-nav a:not(.btn) {
        display: none;
    }
}