/* Palette mirrors the Lyverva app (Lyverva/assets/style.css :root). */
:root {
    --green-darkest: #102018;
    --green-dark: #173526;
    --green-mid: #24563d;
    --green-bright: #32c46c;
    --green-pale: #d8f5e1;

    --bg: #f4f7f5;
    --panel: #ffffff;
    --line: #d9e2dc;
    --text: #102018;
    --muted: #6b7c70;
    --accent: #32c46c;
    --accent-dark: #0f3d28;
    --accent-soft: #d8f5e1;

    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 10px 30px rgba(16, 32, 24, 0.08);
    --shadow-lg: 0 24px 60px rgba(16, 32, 24, 0.18);
    --max: 1160px;
    --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg: #141a16;
        --panel: #1d2620;
        --line: #2d3d31;
        --text: #cee0d5;
        --muted: #8aa892;
        --accent: #2fbf71;
        --accent-dark: #86efac;
        --accent-soft: #1f3a2a;
        --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    }
}
:root[data-theme="dark"] {
    --bg: #141a16;
    --panel: #1d2620;
    --line: #2d3d31;
    --text: #cee0d5;
    --muted: #8aa892;
    --accent: #2fbf71;
    --accent-dark: #86efac;
    --accent-soft: #1f3a2a;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .container { padding: 0 24px; } }

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin-bottom: 12px;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; }
.muted { color: var(--muted); }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ── Buttons ─────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
    font-family: inherit;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--green-bright); color: var(--green-darkest); }
.btn-primary:hover { background: #3ad879; }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); }
.btn-light { border-color: rgba(255, 255, 255, 0.25); color: #fff; background: transparent; }
.btn-light:hover { border-color: #fff; }
.btn-block { width: 100%; }
.btn-lg { padding: 15px 28px; font-size: 1rem; }

/* ── Header ──────────────────────────────────────────────── */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(16, 32, 24, 0.92);
    backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    color: #fff;
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; font-size: 1.2rem; color: #fff; }
.brand img { width: 30px; height: 30px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; font-weight: 600; font-size: 0.95rem; color: rgba(255, 255, 255, 0.78); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-actions .signin { text-decoration: none; font-weight: 600; font-size: 0.95rem; color: rgba(255, 255, 255, 0.78); }
.nav-actions .signin:hover { color: #fff; }
.nav-toggle {
    display: none;
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    cursor: pointer;
    font-size: 1rem;
}

@media (max-width: 880px) {
    .nav-toggle { display: inline-flex; }
    .nav-menu {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--green-darkest);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }
    .nav-menu.open { display: flex; }
    .nav-links { flex-direction: column; align-items: flex-start; gap: 14px; }
    .nav-actions { flex-direction: column; align-items: stretch; }
    .nav-actions .signin { padding: 8px 0; }
}
@media (min-width: 881px) {
    .nav-menu { display: flex; align-items: center; gap: 32px; flex: 1; justify-content: space-between; margin-left: 32px; }
}

/* ── Hero ────────────────────────────────────────────────── */

.hero {
    background:
        radial-gradient(900px 400px at 85% 0%, rgba(50, 196, 108, 0.22), transparent 60%),
        linear-gradient(180deg, var(--green-darkest) 0%, var(--green-dark) 100%);
    color: #fff;
    padding: 88px 0 0;
    overflow: hidden;
}
.hero .lead { color: rgba(255, 255, 255, 0.72); }
.hero-inner { text-align: center; max-width: 820px; margin: 0 auto; }
.hero-inner .lead { margin: 0 auto 32px; }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 0.85rem; color: rgba(255, 255, 255, 0.55); }
.pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(50, 196, 108, 0.14);
    border: 1px solid rgba(50, 196, 108, 0.35);
    color: #a6f0c2;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    text-decoration: none;
}

.page-hero { padding: 72px 0 64px; }
.page-hero .hero-inner .lead { margin-bottom: 0; }

/* CSS-drawn app preview — a stand-in until real screenshots exist. */
.mockup {
    margin: 64px auto 0;
    max-width: 1000px;
    background: var(--panel);
    border-radius: var(--radius) var(--radius) 0 0;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 0;
}
.mockup-bar { display: flex; gap: 6px; padding: 12px 14px; background: var(--green-darkest); }
.mockup-bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, 0.2); }
.mockup-body { display: grid; grid-template-columns: 180px 1fr; min-height: 340px; }
.mockup-side { background: var(--green-dark); padding: 18px 14px; display: flex; flex-direction: column; gap: 10px; }
.mockup-side i { display: block; height: 10px; border-radius: 4px; background: rgba(255, 255, 255, 0.12); }
.mockup-side i.active { background: var(--green-bright); width: 70%; }
.mockup-main { padding: 20px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; align-content: start; background: var(--bg); }
.mockup-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.mockup-card b { display: block; height: 10px; width: 55%; border-radius: 4px; background: var(--text); opacity: 0.8; }
.mockup-card i { display: block; height: 8px; border-radius: 4px; background: var(--line); }
.mockup-card i.short { width: 60%; }
.mockup-card .bar { height: 6px; border-radius: 999px; background: var(--accent-soft); overflow: hidden; margin-top: 6px; }
.mockup-card .bar::after { content: ''; display: block; height: 100%; width: var(--w, 60%); background: var(--accent); }
.mockup-card.wide { grid-column: span 2; }
@media (max-width: 720px) {
    .mockup-body { grid-template-columns: 1fr; }
    .mockup-side { display: none; }
    .mockup-main { grid-template-columns: 1fr 1fr; }
    .mockup-card.wide { grid-column: span 2; }
}

/* ── Sections ────────────────────────────────────────────── */

.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-alt { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { margin-bottom: 48px; }

.logos { padding: 40px 0; border-bottom: 1px solid var(--line); background: var(--panel); }
.logos p { text-align: center; font-size: 0.85rem; color: var(--muted); margin-bottom: 20px; }
.logo-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px 40px; }
.logo-placeholder {
    height: 28px;
    width: 120px;
    border-radius: 6px;
    background: var(--line);
    opacity: 0.8;
}

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-3 { grid-template-columns: 1fr; } }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
    transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.card p { color: var(--muted); margin: 0; }
.card-link { text-decoration: none; display: block; }
.card-link:hover { transform: translateY(-2px); }

.icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--accent-soft);
    color: var(--accent-dark);
    display: grid;
    place-items: center;
    margin-bottom: 18px;
}
.icon svg { width: 22px; height: 22px; }

/* Alternating feature rows */
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.feature-row + .feature-row { margin-top: 96px; }
.feature-row.reverse .feature-media { order: -1; }
.feature-media {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius);
    background:
        linear-gradient(135deg, var(--accent-soft), transparent 70%),
        var(--panel);
    border: 1px dashed var(--line);
    display: grid;
    place-items: center;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 600;
}
.check-list { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 10px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; }
.check-list li::before {
    content: '';
    flex: 0 0 20px;
    height: 20px;
    margin-top: 2px;
    border-radius: 50%;
    background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%2332c46c' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5.5 10.5l3 3 6-7'/%3E%3C/svg%3E") center / 14px no-repeat;
}
@media (max-width: 880px) {
    .feature-row { grid-template-columns: 1fr; gap: 32px; }
    .feature-row.reverse .feature-media { order: 0; }
    .feature-row + .feature-row { margin-top: 64px; }
}

/* Steps */
.steps { counter-reset: step; }
.step { position: relative; padding-top: 56px; }
.step::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--green-darkest);
    color: var(--green-bright);
    display: grid;
    place-items: center;
    font-weight: 800;
}
.step p { color: var(--muted); }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; text-align: center; }
.stat strong { display: block; font-size: 2.5rem; font-weight: 800; color: var(--accent); letter-spacing: -0.03em; }
.stat span { color: var(--muted); font-size: 0.95rem; }

/* Testimonial */
.quote-card { max-width: 780px; margin: 0 auto; text-align: center; }
.quote-card blockquote { font-size: clamp(1.2rem, 2.4vw, 1.6rem); font-weight: 600; line-height: 1.45; margin: 0 0 24px; }
.quote-author { display: inline-flex; align-items: center; gap: 12px; text-align: left; }
.avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--accent-soft); flex: 0 0 44px; }
.quote-author strong { display: block; }
.quote-author span { color: var(--muted); font-size: 0.9rem; }

/* CTA band */
.cta-band {
    background:
        radial-gradient(600px 300px at 10% 100%, rgba(50, 196, 108, 0.25), transparent 60%),
        var(--green-darkest);
    color: #fff;
    border-radius: 24px;
    padding: 64px 32px;
    text-align: center;
}
.cta-band .lead { color: rgba(255, 255, 255, 0.72); margin: 0 auto 28px; }

/* ── Pricing ─────────────────────────────────────────────── */

.billing-toggle {
    display: inline-flex;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 999px;
    padding: 4px;
    margin-top: 28px;
}
.billing-toggle button {
    border: 0;
    background: none;
    color: rgba(255, 255, 255, 0.75);
    font: inherit;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 8px 18px;
    border-radius: 999px;
    cursor: pointer;
}
.billing-toggle button[aria-pressed="true"] { background: var(--green-bright); color: var(--green-darkest); }
.billing-toggle .save { font-size: 0.75rem; opacity: 0.8; margin-left: 4px; }

.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 24px; margin-top: -48px; position: relative; }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.plan.featured { border: 2px solid var(--accent); position: relative; }
.plan.featured::before {
    content: 'Most popular';
    position: absolute;
    top: -13px;
    left: 32px;
    background: var(--accent);
    color: var(--green-darkest);
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 999px;
}
.plan h3 { margin-bottom: 4px; }
.plan .plan-desc { color: var(--muted); font-size: 0.95rem; min-height: 3em; }
.price { display: flex; align-items: baseline; gap: 6px; margin: 16px 0 4px; }
.price strong { font-size: 2.75rem; font-weight: 800; letter-spacing: -0.03em; }
.price span { color: var(--muted); }
.price-note { font-size: 0.85rem; color: var(--muted); min-height: 1.4em; margin-bottom: 24px; }
.plan .check-list { margin: 24px 0 0; font-size: 0.95rem; }

.compare { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.compare th, .compare td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--line); font-size: 0.95rem; }
.compare thead th { background: var(--bg); font-weight: 700; }
.compare td:not(:first-child), .compare th:not(:first-child) { text-align: center; }
.compare .group td { background: var(--bg); font-weight: 700; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.compare .yes { color: var(--accent); font-weight: 800; }
.compare .no { color: var(--muted); }
.table-wrap { overflow-x: auto; }

/* FAQ */
.faq { max-width: 780px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: '−'; }
.faq details p { color: var(--muted); margin: 12px 0 0; }

/* ── Forms ───────────────────────────────────────────────── */

.form { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.field label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.field input, .field select, .field textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text);
    font: inherit;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.field textarea { min-height: 140px; resize: vertical; }
.form-status { font-size: 0.95rem; color: var(--accent); min-height: 1.5em; margin: 0; }

.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; }
.contact-list strong { display: block; }
.contact-list span { color: var(--muted); }

/* ── Blog / prose ────────────────────────────────────────── */

.post-card { display: flex; flex-direction: column; gap: 14px; padding: 0; overflow: hidden; }
.post-card .thumb { aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--green-mid), var(--green-darkest)); }
.post-card .post-body { padding: 0 24px 24px; }
.post-meta { font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; }

.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { font-size: 1.5rem; margin-top: 2em; }
.prose p, .prose li { color: var(--muted); }
.notice {
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    color: var(--text);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    font-size: 0.95rem;
    margin-bottom: 32px;
}

/* ── Footer ──────────────────────────────────────────────── */

.site-footer { background: var(--green-darkest); color: rgba(255, 255, 255, 0.7); padding: 72px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 32px; }
.footer-grid h4 { color: #fff; font-size: 0.9rem; margin-bottom: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; font-size: 0.92rem; }
.footer-grid a { text-decoration: none; color: rgba(255, 255, 255, 0.7); }
.footer-grid a:hover { color: #fff; }
.footer-brand p { font-size: 0.92rem; max-width: 280px; margin-top: 14px; }
.newsletter { display: flex; gap: 8px; margin-top: 16px; max-width: 320px; }
.newsletter input {
    flex: 1;
    min-width: 0;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    font: inherit;
    font-size: 0.9rem;
}
.newsletter .btn { padding: 10px 16px; }
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 48px;
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
}
.theme-toggle {
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.7);
    border-radius: 999px;
    padding: 6px 14px;
    font: inherit;
    font-size: 0.85rem;
    cursor: pointer;
}
@media (max-width: 880px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

/* 404 */
.not-found { min-height: 60vh; display: grid; place-items: center; text-align: center; }
.not-found .code { font-size: clamp(5rem, 16vw, 9rem); font-weight: 800; color: var(--accent); line-height: 1; letter-spacing: -0.05em; }