:root {
    /* Brand color channels (RGB) */
    --fumiko-violet-raw: 147, 102, 255;
    --fumiko-coral-raw: 255, 127, 138;

    /* Base brand colors */
    --fumiko-violet: rgb(var(--fumiko-violet-raw));
    --fumiko-coral: rgb(var(--fumiko-coral-raw));

    /* Obsidian dark background palette */
    --bg-top: #0e0919;
    --bg-mid: #0a0613;
    --bg-bottom: #06040b;
    --bg-navbar: rgba(14, 9, 25, 0.85);

    /* Card surfaces */
    --card-surface: #140d24;
    --card-surface-soft: #1a1230;

    /* Text */
    --text-main: #f8fafc;
    --text-muted: #94a3b8;

    /* Gradients */
    --brand-gradient: linear-gradient(135deg, var(--fumiko-violet), var(--fumiko-coral));
    --hero-gradient: linear-gradient(180deg, rgba(var(--fumiko-violet-raw), 0.1) 0%, rgba(var(--fumiko-coral-raw), 0.04) 100%);
    --card-gradient: linear-gradient(180deg, var(--card-surface) 0%, var(--card-surface-soft) 100%);
    --card-gradient-hover: linear-gradient(180deg, #1b1232 0%, #22173e 100%);

    /* Borders and glows */
    --theme-border: rgba(var(--fumiko-violet-raw), 0.2);
    --theme-border-subtle: rgba(255, 255, 255, 0.08);
    --theme-glow: rgba(var(--fumiko-violet-raw), 0.25);
    --theme-glow-strong: rgba(var(--fumiko-violet-raw), 0.45);
}

/* Base layout */
body.fumiko-theme {
    background: linear-gradient(
        180deg, 
        var(--bg-top) 0%, 
        var(--bg-mid) 40%, 
        var(--bg-bottom) 100%
    );
    background-attachment: fixed;
    color: var(--text-main);
    min-height: 100vh;
}

/* Navbar */
.navbar--fumiko {
    background: var(--bg-navbar);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--theme-border);
}

.navbar--fumiko .navbar__brand {
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

.navbar__nav-links a:hover {
    color: var(--fumiko-coral);
}

.eyebrow {
    color: var(--fumiko-coral);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12rem;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

/* Hero */
.page-hero--fumiko {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 3rem;
    padding: 3.5rem 3rem;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.page-hero--fumiko h1 {
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    line-height: 1.3;
    margin-bottom: 1.25rem;
    letter-spacing: -0.04em;
}

.page-hero__content {
    max-width: 600px;
    margin: 0;
}

.page-hero__description {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 680px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.page-hero__actions {
    display: flex;
    justify-content: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero__character-img {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 360px;
    height: auto;
    border-radius: 24px;
    border: 1px solid var(--theme-border);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.6), 0 0 28px rgba(var(--fumiko-violet-raw), 0.25);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
    animation: heroFloat 6s ease-in-out infinite alternate;
}

.hero__character-img:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 24px 56px rgba(0, 0, 0, 0.7), 0 0 36px rgba(var(--fumiko-coral-raw), 0.35);
    border-color: rgba(var(--fumiko-coral-raw), 0.45);
}

.hero__character-glow {
    position: absolute;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(var(--fumiko-violet-raw), 0.35) 0%, rgba(var(--fumiko-coral-raw), 0.15) 50%, transparent 70%);
    filter: blur(40px);
    z-index: 0;
    pointer-events: none;
}

.hero__character-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Buttons */
.button--fumiko-primary {
    background: var(--brand-gradient);
    color: #ffffff;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: inline-block;
}

.button--fumiko-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--theme-glow-strong);
}

.button--fumiko-ghost {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--theme-border);
    padding: 0.75rem 1.8rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-block;
}

.button--fumiko-ghost:hover {
    background: rgba(var(--fumiko-violet-raw), 0.12);
    border-color: var(--fumiko-coral);
    color: var(--fumiko-coral);
    transform: translateY(-2px);
}

/* Features */
.features, .how-it-works {
    margin: 5rem 0 4rem;
}

.features__header {
    text-align: center;
    margin-bottom: 3rem;
}

.features__header h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    margin-bottom: 0.8rem;
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

.features__header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.feature-card--fumiko {
    background: var(--card-gradient);
    border: 1px solid var(--theme-border);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-card--fumiko:hover {
    background: var(--card-gradient-hover);
    transform: translateY(-4px);
    border-color: rgba(var(--fumiko-coral-raw), 0.4);
    box-shadow: 0 14px 36px var(--theme-glow);
}

.feature-card--fumiko h3 {
    color: #ffffff;
    font-size: 1.25rem;
    margin-bottom: 0.8rem;
}

.feature-card--fumiko p {
    color: var(--text-muted);
    line-height: 1.65;
    font-size: 0.96rem;
}

.feature-card--fumiko code {
    background: rgba(0, 0, 0, 0.4);
    padding: 0.15rem 0.45rem;
    border-radius: 5px;
    color: var(--fumiko-coral);
    font-size: 0.9em;
}

/* Workflow */
.workflow__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.workflow__step {
    background: var(--card-gradient);
    border: 1px solid var(--theme-border);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.2s ease;
}

.workflow__step:hover {
    transform: translateY(-2px);
}

.step-number {
    display: inline-block;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--fumiko-coral);
    margin-bottom: 0.8rem;
}

.workflow__step h3 {
    color: #ffffff;
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
}

.workflow__step p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Download */
.download {
    background: var(--card-gradient);
    border: 1px solid var(--theme-border);
    border-radius: 18px;
    padding: 3.5rem 1.5rem;
    text-align: center;
    margin: 4rem 0;
}

.download__content h2 {
    font-size: 2.2rem;
    margin-bottom: 0.8rem;
    color: #ffffff;
}

.download__content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.download__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.download__note {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    line-height: 1.6;
}

.download__note a {
    color: var(--fumiko-violet);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.download__note a:hover {
    color: var(--fumiko-coral);
}

/* Support */
.support {
    margin: 4rem 0 2rem;
    text-align: center;
}

.support__content h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
}

.support__links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.support-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
    padding-bottom: 0.3rem;
    border-bottom: 2px solid transparent;
}

.support-link:hover {
    color: var(--fumiko-coral);
    border-bottom-color: var(--fumiko-coral);
}

.footer--fumiko {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
    border-top: 1px solid var(--theme-border-subtle);
    margin-top: 4rem;
    font-size: 0.95rem;
}

/* Privacy */
.privacy {
    max-width: 960px;
    margin: 0 auto 4rem;
    padding: 0 1rem;
}

.privacy__section {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--theme-border-subtle);
}

.privacy__section--last {
    border-bottom: none;
}

.privacy__section h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--fumiko-coral);
    letter-spacing: -0.02em;
}

.privacy__section p {
    color: var(--text-main);
    line-height: 1.8;
    margin-bottom: 1rem;
    opacity: 0.92;
}

.privacy__section a {
    color: var(--fumiko-violet);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.privacy__section a:hover {
    color: var(--fumiko-coral);
}

.privacy__list {
    list-style: none;
    padding-left: 0;
    margin: 1rem 0;
}

.privacy__list li {
    color: var(--text-main);
    margin-bottom: 0.85rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.65;
    opacity: 0.92;
}

.privacy__list li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--fumiko-coral);
    font-weight: bold;
}

.privacy__updated {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: italic;
    text-align: center;
}

.engine-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(var(--fumiko-violet-raw), 0.15);
    border: 1px solid var(--theme-border);
    color: var(--fumiko-coral);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

@media (max-width: 900px) {
    .page-hero--fumiko {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 3.5rem 1.5rem;
    }

    .page-hero__content {
        margin: 0 auto;
    }

    .page-hero__actions {
        justify-content: center;
    }

    .hero__character-wrapper {
        margin-top: 2rem;
    }

    .hero__character-img {
        max-width: 280px;
    }
}