/* ===========================================
   CENTAURI TIMELINE — DESIGN SYSTEM
   Enterprise-level, modern, dark/light
   =========================================== */

/* ─── Variables ─── */
:root {
    --color-bg: #fafbfc;
    --color-bg-elevated: #ffffff;
    --color-bg-subtle: #f4f6f8;
    --color-bg-muted: #eef1f4;

    --color-text: #0f1419;
    --color-text-secondary: #536471;
    --color-text-muted: #8899a6;
    --color-text-inverse: #ffffff;

    --color-border: #e1e8ed;
    --color-border-subtle: #eef1f4;

    --color-primary: #7A78FF;
    --color-primary-hover: #6563e0;
    --color-primary-light: #f0f0ff;
    --color-primary-subtle: #e8e8ff;
    --color-accent: #7FE6DB;
    --color-accent-light: #e8faf8;

    --color-success: #00ba7c;
    --color-warning: #ffad1f;
    --color-error: #f4212e;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Outfit', var(--font-sans);

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;

    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    --shadow-xs: 0 1px 2px rgba(0,0,0,.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.08), 0 10px 10px -5px rgba(0,0,0,.03);
    --shadow-glow: 0 0 40px rgba(122,120,255,.15);

    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    --header-height: 64px;
    --timeline-width: 3px;
    --dot-size: 16px;
    --card-max: 540px;
}

[data-theme="dark"] {
    --color-bg: #0a0a0f;
    --color-bg-elevated: #12121a;
    --color-bg-subtle: #1a1a24;
    --color-bg-muted: #22222e;

    --color-text: #f7f9f9;
    --color-text-secondary: #a0aab4;
    --color-text-muted: #6e7681;
    --color-text-inverse: #0f1419;

    --color-border: #2d2d3a;
    --color-border-subtle: #22222e;

    --color-primary-light: #1a1a2e;
    --color-primary-subtle: #15152a;
    --color-accent-light: #0f1f1d;

    --shadow-xs: 0 1px 2px rgba(0,0,0,.2);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.3), 0 2px 4px -1px rgba(0,0,0,.2);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.4), 0 4px 6px -2px rgba(0,0,0,.2);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.4), 0 10px 10px -5px rgba(0,0,0,.2);
    --shadow-glow: 0 0 60px rgba(122,120,255,.2);
}

/* ─── Reset ─── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.625;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 {
    font-family: var(--font-display);
    font-weight: var(--font-semibold);
    line-height: 1.2;
    letter-spacing: -0.025em;
    color: var(--color-text);
}
p { color: var(--color-text-secondary); line-height: 1.7; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); }
code { font-family: 'SF Mono','Fira Code',monospace; font-size: .9em; background: var(--color-bg-subtle); padding: 2px 6px; border-radius: var(--radius-sm); }
img { max-width: 100%; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ═══════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height);
    background: rgba(250,251,252,.82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--color-border-subtle);
    z-index: 1000;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}
[data-theme="dark"] .site-header { background: rgba(10,10,15,.82); }
.site-header.scrolled { box-shadow: var(--shadow-sm); border-bottom-color: var(--color-border); }

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-6);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--color-text);
    flex-shrink: 0;
}
.header-logo { width: 32px; height: 32px; border-radius: var(--radius-md); }
.header-wordmark { font-family: var(--font-display); font-weight: var(--font-bold); font-size: var(--text-lg); }
.header-divider { width: 1px; height: 20px; background: var(--color-border); }
.header-page-name { font-size: var(--text-sm); color: var(--color-text-secondary); font-weight: var(--font-medium); }

.header-nav {
    display: flex;
    gap: var(--space-1);
}
.header-nav-link {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.header-nav-link:hover { background: var(--color-bg-subtle); color: var(--color-text); }

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.theme-toggle {
    width: 38px; height: 38px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    background: var(--color-bg-elevated);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}
.theme-toggle:hover { background: var(--color-bg-subtle); border-color: var(--color-border); }
.theme-toggle svg { width: 18px; height: 18px; stroke: var(--color-text-secondary); }
.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

@media (max-width: 768px) {
    .header-nav { display: none; }
}

/* ═══════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--header-height) + var(--space-16)) var(--space-6) var(--space-16);
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .35;
    animation: float 20s ease-in-out infinite;
}
[data-theme="dark"] .hero-orb { opacity: .2; }
.hero-orb--1 { width: 500px; height: 500px; top: -10%; left: -10%; background: var(--color-primary); animation-delay: 0s; }
.hero-orb--2 { width: 400px; height: 400px; bottom: -5%; right: -8%; background: var(--color-accent); animation-delay: -7s; }
.hero-orb--3 { width: 300px; height: 300px; top: 40%; left: 50%; background: #ec4899; animation-delay: -14s; }

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(.95); }
}

.hero-content { position: relative; z-index: 1; max-width: 800px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-6);
    border: 1px solid var(--color-primary-subtle);
}
.hero-badge svg { width: 16px; height: 16px; }

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.04em;
    margin-bottom: var(--space-6);
}
.gradient-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--text-lg);
    max-width: 640px;
    margin: 0 auto var(--space-10);
    color: var(--color-text-secondary);
}

/* Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
    flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-text);
    line-height: 1;
    letter-spacing: -0.03em;
}
.hero-stat-value::after { content: "+"; font-weight: 600; font-size: 0.7em; color: var(--color-primary); }
.hero-stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-medium);
    margin-top: var(--space-1);
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    background: var(--color-primary);
    color: var(--color-text-inverse);
    font-weight: var(--font-semibold);
    font-size: var(--text-base);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    box-shadow: 0 4px 14px rgba(122,120,255,.25);
}
.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(122,120,255,.35);
    color: var(--color-text-inverse);
    background: var(--color-primary-hover);
}
.hero-cta svg { width: 18px; height: 18px; animation: bounce-down 2s ease-in-out infinite; }
@keyframes bounce-down {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
}

/* ═══════════════════════════════════════════
   FILTER BAR
   ═══════════════════════════════════════════ */
.filter-bar {
    position: sticky;
    top: var(--header-height);
    z-index: 900;
    background: rgba(250,251,252,.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-subtle);
    padding: var(--space-3) 0;
}
[data-theme="dark"] .filter-bar { background: rgba(10,10,15,.85); }

.filter-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-4);
}
.filter-label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    flex-shrink: 0;
}
.filter-chips {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.filter-chips::-webkit-scrollbar { display: none; }

.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: var(--color-bg-elevated);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}
.chip:hover { border-color: var(--color-primary); color: var(--color-primary); }
.chip.active {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-primary);
}
.chip-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--dot);
    flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   TIMELINE
   ═══════════════════════════════════════════ */
.timeline-section {
    padding: var(--space-16) var(--space-6) var(--space-24);
}

.timeline-track {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
}

/* Vertical line */
.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: var(--timeline-width);
    background: var(--color-border);
    transform: translateX(-50%);
    z-index: 0;
}
.timeline-line::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 120px;
    background: linear-gradient(to bottom, var(--color-bg), transparent);
}
.timeline-line::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 80px;
    background: linear-gradient(to top, var(--color-bg), transparent);
}

/* Era dividers */
.era-divider {
    text-align: center;
    padding: var(--space-16) 0 var(--space-10);
    position: relative;
    z-index: 2;
}
.era-chip {
    display: inline-block;
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: var(--color-primary-light);
    border: 1px solid var(--color-primary-subtle);
    margin-bottom: var(--space-3);
}
.era-title {
    font-size: clamp(1.8rem, 4vw, var(--text-4xl));
    font-weight: 800;
    margin-bottom: var(--space-2);
}
.era-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto;
}

/* ─── Timeline Cards ─── */
.tl-card {
    position: relative;
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--space-12);
    z-index: 2;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s cubic-bezier(.23,1,.32,1), transform 0.6s cubic-bezier(.23,1,.32,1);
}
.tl-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.tl-card.hidden-filter {
    display: none !important;
}

/* Left card */
.tl-left {
    justify-content: flex-end;
    padding-right: calc(50% + 40px);
}
.tl-left .tl-date {
    position: absolute;
    left: calc(50% + 40px);
    top: var(--space-4);
}

/* Right card */
.tl-right {
    justify-content: flex-start;
    padding-left: calc(50% + 40px);
}
.tl-right .tl-date {
    position: absolute;
    right: calc(50% + 40px);
    top: var(--space-4);
    text-align: right;
}

/* Dot on the line */
.tl-dot {
    position: absolute;
    left: 50%;
    top: var(--space-5);
    width: var(--dot-size);
    height: var(--dot-size);
    border-radius: 50%;
    background: var(--dot-color, var(--color-primary));
    border: 3px solid var(--color-bg);
    box-shadow: 0 0 0 3px var(--dot-color, var(--color-primary)), var(--shadow-md);
    transform: translate(-50%, 0);
    z-index: 3;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.tl-card:hover .tl-dot {
    transform: translate(-50%, 0) scale(1.3);
    box-shadow: 0 0 0 5px var(--dot-color, var(--color-primary)), 0 0 20px rgba(122,120,255,.3);
}

/* Date label */
.tl-date time {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text-muted);
    white-space: nowrap;
}

/* Card body */
.tl-body {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    max-width: var(--card-max);
    width: 100%;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
    position: relative;
}
.tl-card:hover .tl-body {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.tl-body h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
}
.tl-body p {
    font-size: var(--text-base);
    margin-bottom: var(--space-4);
}
.tl-body strong { color: var(--color-text); font-weight: var(--font-semibold); }
.tl-body em { font-style: italic; }

/* Tags */
.tl-tag {
    display: inline-flex;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.tl-tag--brainstorm { background: #f3f0ff; color: #7c3aed; }
.tl-tag--product { background: #ecfdf5; color: #059669; }
.tl-tag--infrastructure { background: #eff6ff; color: #2563eb; }
.tl-tag--milestone { background: #fffbeb; color: #d97706; }
.tl-tag--expansion { background: #fdf2f8; color: #db2777; }

[data-theme="dark"] .tl-tag--brainstorm { background: #1e1533; color: #c4b5fd; }
[data-theme="dark"] .tl-tag--product { background: #0d2818; color: #6ee7b7; }
[data-theme="dark"] .tl-tag--infrastructure { background: #0c1929; color: #93c5fd; }
[data-theme="dark"] .tl-tag--milestone { background: #1c1508; color: #fcd34d; }
[data-theme="dark"] .tl-tag--expansion { background: #1f0a1a; color: #f9a8d4; }

/* NEW badge */
.tl-new-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: #fff;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    animation: pulse-badge 2s ease-in-out infinite;
}
@keyframes pulse-badge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,.4); }
    50% { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}

/* Product badge icon */
.tl-product-badge {
    width: 44px; height: 44px;
    border-radius: var(--radius-lg);
    background: var(--pbg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-3);
}
.tl-product-badge svg { width: 22px; height: 22px; stroke: #fff; }

/* Features list */
.tl-features {
    list-style: none;
    padding: 0;
    margin-bottom: var(--space-4);
    display: grid;
    gap: var(--space-2);
}
.tl-features li {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    padding-left: var(--space-5);
    position: relative;
}
.tl-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
}

/* Detail callout */
.tl-detail {
    background: var(--color-bg-subtle);
    border-left: 3px solid var(--color-primary);
    padding: var(--space-4);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-bottom: var(--space-3);
}
.tl-detail-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: var(--font-bold);
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--space-1);
}
.tl-detail p { font-size: var(--text-sm); margin: 0; }

/* Tech stack chips */
.tl-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}
.tl-tech {
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border-subtle);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
}

/* Link */
.tl-link {
    display: inline-flex;
    align-items: center;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary);
    transition: gap var(--transition-fast);
}
.tl-link:hover { gap: var(--space-2); }

/* End marker */
.tl-end-marker {
    text-align: center;
    padding: var(--space-16) 0;
    position: relative;
    z-index: 2;
}
.tl-end-dot {
    width: 14px; height: 14px;
    border-radius: 50%;
    background: var(--color-primary);
    margin: 0 auto var(--space-3);
    box-shadow: 0 0 0 4px var(--color-primary-light), 0 0 20px rgba(122,120,255,.3);
    animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 4px var(--color-primary-light), 0 0 20px rgba(122,120,255,.3); }
    50% { box-shadow: 0 0 0 8px var(--color-primary-light), 0 0 30px rgba(122,120,255,.2); }
}
.tl-end-marker span {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-text-muted);
    font-style: italic;
}

/* ═══════════════════════════════════════════
   PRODUCT MAP SECTION
   ═══════════════════════════════════════════ */
.product-map-section {
    padding: var(--space-24) var(--space-6);
    background: var(--color-bg-subtle);
    border-top: 1px solid var(--color-border-subtle);
}

.section-heading {
    text-align: center;
    font-size: clamp(1.8rem, 4vw, var(--text-4xl));
    font-weight: 800;
    margin-bottom: var(--space-2);
}
.section-subtitle {
    text-align: center;
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    margin-bottom: var(--space-12);
}

.product-map {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-4);
    max-width: 900px;
    margin: 0 auto;
}

.pm-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-6) var(--space-4);
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    cursor: default;
}
.pm-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-border);
}
.pm-card--core { border-color: var(--color-primary); }
.pm-card--core:hover { box-shadow: var(--shadow-glow); }
.pm-card--infra { opacity: .85; }
.pm-card--infra:hover { opacity: 1; }

.pm-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-lg);
    background: var(--pm-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-3);
}
.pm-icon svg { width: 24px; height: 24px; stroke: #fff; }

.pm-card h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
}
.pm-url {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-family: 'SF Mono','Fira Code',monospace;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.site-footer {
    border-top: 1px solid var(--color-border-subtle);
    padding: var(--space-8) var(--space-6);
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    font-size: var(--text-base);
    color: var(--color-text);
}
.footer-brand img { border-radius: var(--radius-sm); }
.footer-copy { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer-links { display: flex; gap: var(--space-6); }
.footer-links a {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-text); }

/* ═══════════════════════════════════════════
   MOBILE RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 900px) {
    .timeline-line { left: 24px; }

    .tl-card {
        padding-left: 60px !important;
        padding-right: 0 !important;
        justify-content: flex-start !important;
    }
    .tl-left .tl-date,
    .tl-right .tl-date {
        position: relative;
        left: auto; right: auto;
        top: auto;
        text-align: left;
        margin-bottom: var(--space-2);
    }
    .tl-dot {
        left: 24px !important;
    }
    .tl-body { max-width: 100%; }

    .hero-stats { gap: var(--space-6); }
    .hero h1 { font-size: clamp(2rem, 8vw, 3.2rem); }

    .product-map { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }

    .footer-inner { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; }
}

@media (max-width: 480px) {
    .filter-inner { flex-wrap: wrap; }
    .filter-label { display: none; }
    .tl-body { padding: var(--space-5); }
    .hero-subtitle { font-size: var(--text-base); }
}

/* ═══════════════════════════════════════════
   SCROLLBAR
   ═══════════════════════════════════════════ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-text-muted); }

/* ═══════════════════════════════════════════
   SELECTION
   ═══════════════════════════════════════════ */
::selection {
    background: var(--color-primary);
    color: #fff;
}

/* ═══════════════════════════════════════════
   PRINT
   ═══════════════════════════════════════════ */
@media print {
    .site-header, .filter-bar, .hero-bg, .centauri-apps-wrapper { display: none !important; }
    .tl-card { opacity: 1 !important; transform: none !important; break-inside: avoid; }
    body { background: #fff; color: #000; }
}