/* ============================================
   Magnolia OS — Website Styles
   Aesthetic: Floral, Premium, Sovereign
   ============================================ */

:root {
    --color-bg: #FDFAF6;
    --color-bg-alt: #F7F0E8;
    --color-surface: #FFFFFF;
    --color-text: #2D1B33;
    --color-text-muted: #6B5A73;
    --color-text-light: #9B8BA3;
    --color-accent: #C990AE;
    --color-accent-deep: #A06B88;
    --color-accent-light: #F2D7E0;
    --color-accent-pale: #F9EDF2;
    --color-border: #E8DDD0;
    --color-code-bg: #2D1B33;
    --color-stable: #4A9B6E;
    --color-alpha: #B8860B;

    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    --space-2xl: 8rem;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --shadow-sm: 0 1px 3px rgba(45, 27, 51, 0.06);
    --shadow-md: 0 4px 16px rgba(45, 27, 51, 0.08);
    --shadow-lg: 0 8px 32px rgba(45, 27, 51, 0.1);

    --transition: 0.3s cubic-bezier(0.2, 0, 0, 1);
}

/* ---- Reset ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img, svg { max-width: 100%; }
a { color: var(--color-accent-deep); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-sm) 0;
    transition: all var(--transition);
}

.nav.scrolled {
    background: rgba(253, 250, 246, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 0.6rem 0;
}

.nav-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-text);
}

.nav-flower { color: var(--color-accent); }

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition);
}

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

.nav-cta {
    background: var(--color-text);
    color: var(--color-bg) !important;
    padding: 0.45rem 1.1rem;
    border-radius: 100px;
    font-size: 0.85rem !important;
}

.nav-cta:hover { background: var(--color-accent-deep); color: #fff !important; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   Hero
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-2xl) var(--space-md);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-petal {
    position: absolute;
    width: 400px;
    height: 600px;
    animation: float 20s ease-in-out infinite;
}

.hero-petal-1 { top: -10%; right: -5%; transform: rotate(-15deg); animation-delay: 0s; }
.hero-petal-2 { bottom: -15%; left: -8%; transform: rotate(25deg); animation-delay: -7s; }
.hero-petal-3 { top: 20%; left: 10%; transform: rotate(-40deg); animation-delay: -14s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(var(--r, 0deg)); }
    50% { transform: translateY(-20px) rotate(var(--r, 0deg)); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-flower {
    margin-bottom: var(--space-md);
}

.magnolia-bloom {
    width: 100px;
    height: 100px;
    animation: bloom 3s ease-out forwards;
}

@keyframes bloom {
    0% { opacity: 0; transform: scale(0.5) rotate(-30deg); }
    100% { opacity: 1; transform: scale(1) rotate(0deg); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 7vw, 5rem);
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 0.3em;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--color-accent-deep);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.hero-tagline {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.hero-quote {
    font-style: italic;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.6rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--color-text);
    color: var(--color-bg);
}

.btn-primary:hover {
    background: var(--color-accent-deep);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-deep);
    transform: translateY(-2px);
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: var(--space-2xl) 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section.visible,
.no-js .section {
    opacity: 1;
    transform: translateY(0);
}

/* First section in viewport should always be visible */
.hero + .section {
    opacity: 1;
    transform: translateY(0);
}

.section-alt { background: var(--color-bg-alt); }

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-deep);
    margin-bottom: var(--space-sm);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-header h2, .about-story h2, .download-card h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

/* ============================================
   About
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.about-story p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
    font-size: 1.02rem;
}

.about-story p a { font-weight: 600; }

.about-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}

.inline-link {
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.4rem 0.8rem;
    border-radius: 100px;
    border: 1.5px solid var(--color-border);
    transition: all var(--transition);
}

.inline-link:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-pale);
}

.coffee-link {
    border-color: var(--color-alpha);
    color: var(--color-alpha);
}

.coffee-link:hover {
    background: #FFF8E7;
    border-color: var(--color-alpha);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

.value-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.value-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.value-card:hover {
    border-color: var(--color-accent-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.value-icon {
    color: var(--color-accent-deep);
    margin-bottom: var(--space-xs);
}

.value-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}

.value-card p {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ============================================
   Features
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
}

.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    border-color: var(--color-accent-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.feature-card-lg {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr;
    background: linear-gradient(135deg, var(--color-accent-pale), var(--color-surface));
    border-color: var(--color-accent-light);
}

.feature-status {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    margin-bottom: var(--space-xs);
}

.feature-status.stable { background: #E8F5E9; color: var(--color-stable); }
.feature-status.alpha { background: #FFF8E7; color: var(--color-alpha); }

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    line-height: 1.65;
    margin-bottom: var(--space-sm);
}

.feature-tech {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-light);
}

/* ============================================
   Architecture
   ============================================ */
.arch-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    margin-bottom: var(--space-lg);
}

.arch-layer {
    width: 100%;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.arch-layer-wide { max-width: 600px; }

.arch-block {
    width: 100%;
    text-align: center;
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.92rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    transition: all var(--transition);
}

.arch-block:hover {
    box-shadow: var(--shadow-md);
    transform: scale(1.02);
}

.arch-block span {
    display: block;
    font-weight: 400;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.arch-uefi { background: #F0F0F0; border-color: #D0D0D0; }
.arch-grub { background: #E8F0E8; border-color: #B8D4B8; }
.arch-kernel { background: #FFF3E0; border-color: #FFD89B; }
.arch-supervisor { background: var(--color-accent-pale); border-color: var(--color-accent-light); }
.arch-cage { background: #E8E0F0; border-color: #C8B8D8; }
.arch-hub { background: var(--color-text); color: var(--color-bg); border-color: var(--color-text); }
.arch-hub span { color: rgba(255,255,255,0.6); }

.arch-arrow {
    width: 2px;
    height: 20px;
    background: var(--color-border);
    position: relative;
}

.arch-arrow::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid var(--color-border);
}

.arch-sub-blocks {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.6rem;
    flex-wrap: wrap;
    justify-content: center;
}

.arch-sub {
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.3rem 0.8rem;
    border-radius: 100px;
    background: var(--color-accent-pale);
    color: var(--color-accent-deep);
    border: 1px solid var(--color-accent-light);
}

.tech-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.badge {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.3rem 0.8rem;
    border-radius: 100px;
    background: var(--color-bg-alt);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

/* ============================================
   Timeline / Roadmap
   ============================================ */
.timeline {
    position: relative;
    max-width: 650px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-lg);
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-marker {
    position: absolute;
    left: -33px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 3px solid var(--color-border);
    background: var(--color-bg-alt);
    z-index: 1;
}

.timeline-item.done .timeline-marker {
    background: var(--color-stable);
    border-color: var(--color-stable);
}

.timeline-item.current .timeline-marker {
    background: var(--color-accent);
    border-color: var(--color-accent-deep);
    box-shadow: 0 0 0 4px var(--color-accent-pale);
}

.timeline-item.future .timeline-marker {
    background: var(--color-bg-alt);
    border-color: var(--color-border);
}

.timeline-date {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent-deep);
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin: 0.3rem 0 0.6rem;
}

.timeline-content ul {
    list-style: none;
    padding: 0;
}

.timeline-content li {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    padding: 0.25rem 0;
    padding-left: 1.2rem;
    position: relative;
}

.timeline-content li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-border);
}

.timeline-item.done .timeline-content li::before {
    background: var(--color-stable);
}

.timeline-item.current .timeline-content li::before {
    background: var(--color-accent);
}

/* ============================================
   Download & Contribute
   ============================================ */
.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.download-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.download-card p {
    color: var(--color-text-muted);
    margin: var(--space-sm) 0;
}

.download-options {
    margin: var(--space-md) 0;
}

.download-code {
    margin-top: var(--space-sm);
    background: var(--color-code-bg);
    border-radius: var(--radius-sm);
    padding: var(--space-sm) var(--space-md);
    overflow-x: auto;
}

.download-code code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #E8DDD0;
    line-height: 1.8;
}

.download-note {
    font-size: 0.85rem !important;
    color: var(--color-text-light) !important;
}

.contribute-ways {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin: var(--space-md) 0;
}

.contribute-item strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.contribute-item p {
    font-size: 0.85rem !important;
    margin: 0 !important;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-text);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.footer-flower {
    width: 48px;
    height: 48px;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: #fff;
}

.footer-brand span {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
}

.footer-links h4 {
    color: #fff;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-sm);
}

.footer-links a {
    display: block;
    color: rgba(255,255,255,0.55);
    font-size: 0.9rem;
    padding: 0.2rem 0;
    transition: color var(--transition);
}

.footer-links a:hover { color: var(--color-accent-light); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
}

.coffee-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    border-radius: 100px;
    background: #FFDD00;
    color: #2D1B33 !important;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition);
}

.coffee-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 221, 0, 0.3);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
    .about-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
    .features-grid { grid-template-columns: 1fr 1fr; }
    .feature-card-lg { grid-column: span 2; }
    .download-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(253, 250, 246, 0.98);
        backdrop-filter: blur(20px);
        padding: var(--space-md);
        border-bottom: 1px solid var(--color-border);
        gap: var(--space-xs);
    }

    .nav-links.open { display: flex; }
    .nav-toggle { display: flex; }

    .features-grid { grid-template-columns: 1fr; }
    .feature-card-lg { grid-column: span 1; }
    .about-values { grid-template-columns: 1fr; }
    .contribute-ways { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-md); }

    .hero { min-height: 90vh; padding-top: 100px; }
    .hero-petal { display: none; }

    .section { padding: var(--space-xl) 0; }

    .footer-bottom { flex-direction: column; text-align: center; }
}