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

:root {
    /* Neutral palette — warm off-white, soft paper feel */
    --bg: #FAF7F2;
    --bg-tint: #F2EDE5;
    --surface: #FFFFFF;
    --surface-2: #FAF6EF;
    --ink: #1B1A17;
    --ink-mute: #5A564F;
    --ink-dim: #8A857C;
    --hairline: rgba(27, 26, 23, 0.08);
    --hairline-strong: rgba(27, 26, 23, 0.14);

    /* Cache category colors — pulled directly from the macOS app */
    --render: #FF6F61;
    --proxy: #17B3AF;
    --optimized: #8A5CF6;
    --analysis: #A3C637;
    --protected: #8A94A6;

    /* Safety palette */
    --safe: #2D8A4A;
    --safe-tint: #E8F4EC;
    --locked: #4C5668;
    --locked-tint: #ECEEF2;
}

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', Inter, sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    font-feature-settings: "ss01", "cv11";
}

/* Nav — sticky glass bar */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.9rem 2rem;
    background: rgba(250, 247, 242, 0.78);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--hairline);
}

.logo {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.logo-icon {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(138, 92, 246, 0.25);
    object-fit: cover;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--ink-mute);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.15s;
}

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

/* Hero */
.hero {
    position: relative;
    padding: 5rem 2rem 3rem;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 400px at 20% 0%, rgba(255, 111, 97, 0.18), transparent 60%),
        radial-gradient(ellipse 500px 400px at 80% 10%, rgba(138, 92, 246, 0.18), transparent 60%),
        radial-gradient(ellipse 500px 400px at 50% 100%, rgba(23, 179, 175, 0.12), transparent 55%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 980px;
    margin: 0 auto;
}

.platform-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.85rem;
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--ink-mute);
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1.02;
    color: var(--ink);
    margin-bottom: 1rem;
}

.hero h1 .accent {
    background: linear-gradient(135deg, var(--render) 0%, var(--optimized) 55%, var(--proxy) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.35rem;
    color: var(--ink);
    font-weight: 500;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.subtitle {
    font-size: 1.05rem;
    color: var(--ink-mute);
    max-width: 640px;
    margin: 0 auto 2.25rem;
}

.cta-row {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.6rem;
    border-radius: 12px;
    font-size: 0.98rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
    border: 1px solid transparent;
}

.btn-secondary {
    background: var(--surface);
    color: var(--ink);
    border-color: var(--hairline-strong);
}

.btn-secondary:hover {
    background: var(--surface-2);
}

.hero-image {
    display: block;
    width: 100%;
    max-width: 1100px;
    height: auto;
    margin: 0 auto;
    border-radius: 20px;
    box-shadow:
        0 1px 1px rgba(0, 0, 0, 0.05),
        0 10px 30px rgba(27, 26, 23, 0.12),
        0 30px 80px rgba(27, 26, 23, 0.10);
    position: relative;
    z-index: 1;
}

/* App Store badge */
.app-store-badge {
    display: inline-flex;
    align-items: center;
    transition: transform 0.15s, filter 0.15s;
}

.app-store-badge img {
    height: 48px;
    filter: drop-shadow(0 4px 12px rgba(27, 26, 23, 0.18));
}

.app-store-badge:hover {
    transform: translateY(-1px);
}

.app-store-badge:hover img {
    filter: drop-shadow(0 8px 20px rgba(27, 26, 23, 0.24));
}

/* Section scaffolding */
section {
    padding: 5rem 2rem;
    position: relative;
}

.wrap {
    max-width: 1160px;
    margin: 0 auto;
}

.section-eyebrow {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-dim);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.3rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.1;
    color: var(--ink);
    max-width: 720px;
    margin-bottom: 0.9rem;
}

.section-lede {
    font-size: 1.08rem;
    color: var(--ink-mute);
    max-width: 640px;
    margin-bottom: 3rem;
}

/* Categories — the four cache types */
.categories {
    background: var(--bg);
}

.cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.cat-tile {
    background: var(--surface);
    border-radius: 18px;
    padding: 1.5rem;
    border: 1px solid var(--hairline);
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.cat-tile:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.cat-tile::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--tile-color, var(--ink));
}

.cat-tile .cat-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--tile-color, var(--ink)) 15%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tile-color, var(--ink));
    font-weight: 700;
    font-size: 1.35rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.cat-tile .cat-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 0.25rem;
}

.cat-tile .cat-sub {
    font-size: 0.85rem;
    color: var(--ink-mute);
    font-variant-numeric: tabular-nums;
}

.cat-tile .cat-detail {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--hairline);
    font-size: 0.88rem;
    color: var(--ink-dim);
    line-height: 1.5;
}

/* Gallery — screenshots of the macOS app */
.gallery {
    background: var(--bg-tint);
    padding-bottom: 6rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2.5rem;
}

.gallery-grid .shot.feature {
    grid-column: span 2;
}

.shot {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.shot figure {
    margin: 0;
    border-radius: 14px;
    overflow: hidden;
    background: var(--ink);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.06),
        0 12px 32px rgba(27, 26, 23, 0.12),
        0 28px 64px rgba(27, 26, 23, 0.10);
    border: 1px solid var(--hairline);
    transition: transform 0.25s, box-shadow 0.25s;
}

.shot figure:hover {
    transform: translateY(-3px);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.06),
        0 16px 40px rgba(27, 26, 23, 0.16),
        0 32px 72px rgba(27, 26, 23, 0.12);
}

.shot img {
    display: block;
    width: 100%;
    height: auto;
}

.shot-caption {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0 0.25rem;
}

.shot-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--shot-color, var(--ink-dim));
    white-space: nowrap;
}

.shot-kicker::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--shot-color, var(--ink-dim));
}

.shot-title {
    font-size: 0.98rem;
    color: var(--ink);
    font-weight: 500;
}

/* Bento grid */
.bento {
    background: var(--bg);
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: minmax(180px, auto);
    gap: 1rem;
    margin-top: 2rem;
}

.bento-cell {
    background: var(--surface);
    border-radius: 20px;
    padding: 1.75rem;
    border: 1px solid var(--hairline);
    position: relative;
    overflow: hidden;
}

.bento-cell.span-3 { grid-column: span 3; }
.bento-cell.span-2 { grid-column: span 2; }
.bento-cell.span-4 { grid-column: span 4; }
.bento-cell.span-6 { grid-column: span 6; }

.bento-cell h3 {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.015em;
    margin-bottom: 0.5rem;
    color: var(--ink);
}

.bento-cell p {
    font-size: 0.96rem;
    color: var(--ink-mute);
}

.bento-cell .pill-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-tint);
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.bento-accent {
    background: linear-gradient(135deg, var(--render) 0%, var(--optimized) 60%, var(--proxy) 100%);
    color: #fff;
    border-color: transparent;
}

.bento-accent h3 { color: #fff; }
.bento-accent p  { color: rgba(255, 255, 255, 0.92); }
.bento-accent .pill-icon { background: rgba(255, 255, 255, 0.2); color: #fff; }

/* Safety */
.safety {
    background: var(--bg);
}

.safety-rows {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.safety-row {
    display: grid;
    grid-template-columns: 200px 1fr auto;
    gap: 1.5rem;
    align-items: center;
    padding: 1.5rem 1.75rem;
    background: var(--surface);
    border-radius: 16px;
    border: 1px solid var(--hairline);
    border-left-width: 4px;
}

.safety-row.tier-safe   { border-left-color: var(--safe); }
.safety-row.tier-locked { border-left-color: var(--locked); }

.safety-label {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 0.92rem;
    letter-spacing: 0.02em;
}

.safety-row.tier-safe   .safety-label { color: var(--safe); }
.safety-row.tier-locked .safety-label { color: var(--locked); }

.safety-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: currentColor;
}

.safety-body {
    color: var(--ink);
    font-size: 0.98rem;
}

.safety-body strong {
    font-weight: 600;
}

.safety-meta {
    font-size: 0.82rem;
    color: var(--ink-dim);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

/* How it works */
.flow {
    background: var(--bg-tint);
}

.flow-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2rem;
    counter-reset: step;
}

.flow-step {
    background: var(--surface);
    padding: 2rem;
    border-radius: 18px;
    border: 1px solid var(--hairline);
    position: relative;
    counter-increment: step;
}

.flow-step::before {
    content: counter(step, decimal-leading-zero);
    position: absolute;
    top: 1.25rem;
    right: 1.5rem;
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--hairline-strong);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.03em;
}

.flow-step h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--ink);
    padding-right: 3rem;
}

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

/* Requirements */
.requirements {
    background: var(--bg);
    text-align: center;
}

.req-chips {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.req-chip {
    padding: 0.7rem 1.3rem;
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 10px;
    font-size: 0.95rem;
    color: var(--ink);
    font-weight: 500;
}

/* Support */
.support {
    background: var(--bg-tint);
    text-align: center;
}

.support .section-title,
.support .section-lede {
    margin-left: auto;
    margin-right: auto;
}

.support-card {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding: 1.15rem 1.85rem;
    margin-top: 2rem;
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 14px;
    text-decoration: none;
    color: var(--ink);
    font-size: 1.05rem;
    font-weight: 500;
    transition: transform 0.15s, box-shadow 0.2s, border-color 0.2s;
    box-shadow: 0 1px 2px rgba(27, 26, 23, 0.04);
}

.support-card:hover {
    transform: translateY(-2px);
    border-color: var(--hairline-strong);
    box-shadow: 0 10px 24px rgba(27, 26, 23, 0.08);
}

.support-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--render), var(--optimized));
    color: #fff;
    border-radius: 10px;
    font-size: 0.95rem;
}

.support-email {
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.005em;
}

/* Disclaimer strip */
.disclaimer-strip {
    background: var(--bg);
    padding: 2.25rem 2rem;
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
}

.disclaimer-text {
    max-width: 860px;
    margin: 0 auto;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--ink-mute);
    text-align: center;
}

.disclaimer-text strong {
    color: var(--ink);
    font-weight: 600;
}

.disclaimer-text em {
    font-style: italic;
    color: var(--ink);
}

.disclaimer-text a {
    color: var(--ink);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
}

.disclaimer-text a:hover {
    text-decoration-thickness: 2px;
}

/* Footer */
footer {
    background: var(--ink);
    color: rgba(255, 255, 255, 0.7);
    padding: 3.5rem 2rem 2.25rem;
}

.footer-wrap {
    max-width: 1160px;
    margin: 0 auto;
    text-align: center;
}

.footer-links {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin: 0 0.85rem;
    font-size: 0.88rem;
    transition: color 0.15s;
}

.footer-links a:hover { color: #fff; }

.footer-primary a { font-weight: 600; color: #fff; }

.footer-wrap p {
    margin-top: 1.75rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.45);
}

/* Legal */
body.legal {
    background: var(--surface);
}

.legal-page {
    max-width: 780px;
    margin: 0 auto;
    padding: 4rem 2rem;
    color: var(--ink);
}

.legal-page h1 {
    font-size: 2.2rem;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
}

.legal-page h2 {
    font-size: 1.25rem;
    margin: 2rem 0 0.75rem;
    letter-spacing: -0.01em;
}

.legal-page h3 {
    font-size: 1.05rem;
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--optimized);
}

.legal-page p,
.legal-page ul {
    margin-bottom: 1rem;
    color: var(--ink-mute);
    font-size: 0.98rem;
}

.legal-page ul {
    padding-left: 1.5rem;
}

.legal-page a {
    color: var(--proxy);
    text-decoration: none;
}

.legal-page a:hover { text-decoration: underline; }

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--ink-mute);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
}

.back-link:hover {
    color: var(--ink);
}

/* Responsive */
@media (max-width: 900px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bento-cell.span-3,
    .bento-cell.span-2,
    .bento-cell.span-4,
    .bento-cell.span-6 { grid-column: span 2; }

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

    .safety-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .safety-meta { text-align: left; }
}

@media (max-width: 640px) {
    .nav-links a:nth-child(1),
    .nav-links a:nth-child(2),
    .nav-links a:nth-child(3) {
        display: none;
    }
}

@media (max-width: 600px) {
    .hero { padding: 3.5rem 1.25rem 2rem; }
    .hero h1 { font-size: 2.9rem; }
    .tagline { font-size: 1.1rem; }
    .subtitle { font-size: 1rem; }
    section { padding: 3.5rem 1.25rem; }
    .section-title { font-size: 1.75rem; }
    nav { padding: 0.8rem 1.25rem; }
    .nav-links { gap: 1.25rem; }
    .nav-links a { font-size: 0.9rem; }

    .support-card {
        flex-wrap: wrap;
        justify-content: center;
        padding: 1rem 1.25rem;
        font-size: 0.95rem;
    }

    .disclaimer-text { font-size: 0.8rem; }

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