/* ppuzzle.net — Cyberpunk Political Puzzle network
   Burnt-amber neon, EB Garamond classical serif, geometric wireframes, leaf-organic vines.
   Palette:
     #0D0D0D  near-black background
     #2A2A2F  dark panel surface
     #CC6600  burnt orange (primary neon)
     #E8A030  amber (highlights)
     #B33D26  ember red (alerts)
     #3D6B4F  vine green (organic accent)
     #E8E2D8  cream (body text)
*/

:root {
    --c-bg: #0D0D0D;
    --c-panel: #2A2A2F;
    --c-orange: #CC6600;
    --c-amber: #E8A030;
    --c-red: #B33D26;
    --c-green: #3D6B4F;
    --c-cream: #E8E2D8;
    --c-cream-dim: rgba(232, 226, 216, 0.62);
    --c-cream-faint: rgba(232, 226, 216, 0.22);
    --c-orange-soft: rgba(204, 102, 0, 0.18);
    --c-amber-soft: rgba(232, 160, 48, 0.16);
    --font-serif: "EB Garamond", Georgia, "Times New Roman", serif;
    --font-sans: "Roboto", "Inter", system-ui, -apple-system, sans-serif;
    --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
    --grid-line: rgba(204, 102, 0, 0.06);
    --bounce-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--c-bg);
    color: var(--c-cream);
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a {
    color: inherit;
    text-decoration: none;
}

::selection {
    background: var(--c-orange);
    color: var(--c-bg);
}

/* ---------------- Status Bar ---------------- */
.status-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 32px;
    background: rgba(13, 13, 13, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(204, 102, 0, 0.18);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--c-cream-dim);
}

.status-left, .status-right, .top-nav {
    display: flex;
    align-items: center;
    gap: 14px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--c-amber);
    box-shadow: 0 0 8px var(--c-amber);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.status-label {
    color: var(--c-amber);
    font-weight: 500;
}

.status-divider {
    color: rgba(204, 102, 0, 0.4);
}

.status-id, .status-time, .status-mode {
    color: var(--c-cream-dim);
}

.top-nav .top-link {
    position: relative;
    padding: 4px 0;
    transition: color 0.3s ease;
}

.top-nav .top-link:hover {
    color: var(--c-amber);
}

.top-nav .top-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1px;
    background: var(--c-orange);
    transition: width 0.35s ease;
}

.top-nav .top-link:hover::after {
    width: 100%;
}

/* ---------------- Hero ---------------- */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 120px 32px 80px;
    background: var(--c-bg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    pointer-events: none;
    opacity: 0.85;
}

.wireframe-stage {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    pointer-events: none;
}

.wireframe {
    position: absolute;
    fill: none;
    stroke: var(--c-orange);
    stroke-width: 1.4;
    opacity: 0;
    transform-origin: center;
    will-change: transform, opacity;
}

.wireframe.is-shown { opacity: 0.55; }
.wireframe.alt { stroke: var(--c-amber); }

.wf-1 { width: 380px; height: 380px; left: calc(50% - 190px); top: calc(50% - 200px); animation: spin-cw 32s linear infinite; }
.wf-2 { width: 280px; height: 280px; left: calc(50% - 380px); top: calc(50% - 100px); animation: spin-ccw 26s linear infinite; stroke: var(--c-amber); }
.wf-3 { width: 220px; height: 220px; left: calc(50% + 160px); top: calc(50% - 190px); animation: spin-cw 22s linear infinite; }
.wf-4 { width: 320px; height: 320px; left: calc(50% + 90px); top: calc(50% - 30px); animation: spin-ccw 38s linear infinite; stroke: var(--c-amber); }
.wf-5 { width: 460px; height: 460px; left: calc(50% - 230px); top: calc(50% - 230px); animation: spin-cw 40s linear infinite; opacity: 0; }
.wf-5.is-shown { opacity: 0.32; }
.wf-6 { width: 180px; height: 180px; left: calc(50% - 320px); top: calc(50% + 60px); animation: spin-cw 20s linear infinite; }
.wf-7 { width: 240px; height: 240px; left: calc(50% + 120px); top: calc(50% + 60px); animation: spin-ccw 28s linear infinite; stroke: var(--c-amber); }

@keyframes spin-cw { from { transform: rotate(0); } to { transform: rotate(360deg); } }
@keyframes spin-ccw { from { transform: rotate(0); } to { transform: rotate(-360deg); } }

/* Botanical vine accents */
.vine {
    position: absolute;
    width: 90px;
    height: 80vh;
    top: 10vh;
    fill: none;
    stroke: var(--c-green);
    stroke-width: 1.2;
    opacity: 0.55;
    pointer-events: none;
}

.vine-left { left: 24px; }
.vine-right { right: 24px; transform: scaleX(-1); }
.vine .vine-stem { stroke-width: 1; }
.vine .leaf {
    fill: var(--c-green);
    fill-opacity: 0.35;
    stroke: var(--c-green);
    stroke-width: 1;
}

/* Hero content */
.hero-content {
    position: relative;
    z-index: 5;
    max-width: 980px;
    text-align: center;
}

.hero-meta {
    display: inline-flex;
    gap: 18px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    color: var(--c-amber);
    margin-bottom: 28px;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.hero-content.is-ready .hero-meta {
    opacity: 1;
    transform: translateY(0);
}

.meta-tag {
    padding: 4px 10px;
    border: 1px solid rgba(232, 160, 48, 0.4);
    background: rgba(232, 160, 48, 0.06);
}

.wordmark {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 0.92;
    color: var(--c-cream);
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}

.wordmark-line {
    display: block;
    font-size: clamp(56px, 11vw, 168px);
    opacity: 0;
    transform: translateY(60px);
}

.wordmark-line.is-bounce {
    animation: bounceIn 0.95s var(--bounce-ease) forwards;
}

.wordmark-line.wordmark-italic {
    font-style: italic;
    color: var(--c-orange);
    text-shadow: 0 0 24px rgba(204, 102, 0, 0.45);
    margin-top: -0.06em;
}

.wordmark-line:nth-child(2).is-bounce { animation-delay: 0.18s; }

@keyframes bounceIn {
    0% { opacity: 0; transform: translateY(60px); }
    60% { opacity: 1; transform: translateY(-8px); }
    100% { opacity: 1; transform: translateY(0); }
}

.hero-subtitle {
    max-width: 620px;
    margin: 0 auto 36px;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(17px, 1.6vw, 22px);
    line-height: 1.5;
    color: var(--c-cream-dim);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.hero-content.is-ready .hero-subtitle {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 1.1s;
}

.hero-actions {
    display: inline-flex;
    gap: 18px;
    margin-bottom: 56px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 1.4s, transform 0.6s ease 1.4s;
}

.hero-content.is-ready .hero-actions {
    opacity: 1;
    transform: translateY(0);
}

.btn-primary, .btn-ghost {
    display: inline-flex;
    align-items: center;
    padding: 14px 26px;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.18em;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease;
}

.btn-primary {
    background: var(--c-orange);
    color: var(--c-bg);
    border: 1px solid var(--c-orange);
    box-shadow: 0 0 0 rgba(204, 102, 0, 0.0);
}

.btn-primary:hover {
    background: var(--c-amber);
    border-color: var(--c-amber);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(232, 160, 48, 0.4);
}

.btn-ghost {
    background: transparent;
    color: var(--c-cream);
    border: 1px solid rgba(232, 226, 216, 0.32);
}

.btn-ghost:hover {
    color: var(--c-amber);
    border-color: var(--c-amber);
    transform: translateY(-2px);
}

.hero-readout {
    display: inline-flex;
    gap: 28px;
    padding: 14px 24px;
    border: 1px solid rgba(204, 102, 0, 0.28);
    background: rgba(42, 42, 47, 0.55);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 1.6s, transform 0.6s ease 1.6s;
}

.hero-content.is-ready .hero-readout {
    opacity: 1;
    transform: translateY(0);
}

.readout-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.readout-key { color: var(--c-cream-dim); }
.readout-val { color: var(--c-amber); font-weight: 500; }

.scroll-cue {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.32em;
    color: var(--c-cream-dim);
    opacity: 0;
    animation: cueFade 0.8s ease 2s forwards;
}

@keyframes cueFade { to { opacity: 1; } }

.cue-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--c-orange), transparent);
    animation: cueDrop 1.8s ease-in-out infinite;
}

@keyframes cueDrop {
    0%, 100% { transform: scaleY(1); transform-origin: top; }
    50% { transform: scaleY(0.4); }
}

/* ---------------- Section Heads ---------------- */
.section-head {
    max-width: 880px;
    margin: 0 auto 60px;
    padding: 0 32px;
    text-align: left;
}

.section-id {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.24em;
    color: var(--c-amber);
    margin-bottom: 18px;
    padding: 4px 10px;
    border-left: 2px solid var(--c-orange);
}

.section-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: clamp(40px, 6vw, 72px);
    line-height: 1.05;
    letter-spacing: -0.01em;
    margin-bottom: 18px;
    color: var(--c-cream);
}

.section-title em {
    font-style: italic;
    font-weight: 400;
    color: var(--c-orange);
}

.section-lede {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(16px, 1.4vw, 19px);
    color: var(--c-cream-dim);
    max-width: 640px;
}

/* ---------------- Channels ---------------- */
.channels {
    padding: 120px 32px;
    background: var(--c-bg);
    position: relative;
}

.channels::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(var(--grid-line) 1px, transparent 1px);
    background-size: 100% 64px;
    pointer-events: none;
    opacity: 0.6;
}

.channel-list {
    position: relative;
    max-width: 1080px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
}

.channel {
    position: relative;
    display: flex;
    background: rgba(42, 42, 47, 0.6);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(232, 226, 216, 0.06);
    transition: transform 0.5s ease, border-color 0.4s ease, background 0.4s ease;
    opacity: 0;
    transform: translateY(40px);
}

.channel.is-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s var(--bounce-ease), transform 0.7s var(--bounce-ease), border-color 0.4s ease;
}

.channel:hover {
    border-color: rgba(232, 160, 48, 0.4);
    transform: translateY(-4px);
}

.channel-bar {
    flex: 0 0 4px;
    background: var(--c-orange);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.7s var(--bounce-ease) 0.1s;
}

.channel.is-visible .channel-bar {
    transform: scaleY(1);
}

.channel:nth-child(3n+2) .channel-bar { background: var(--c-amber); }
.channel:nth-child(5n) .channel-bar { background: var(--c-red); }

.channel-body {
    flex: 1;
    padding: 24px 26px 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.channel-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.16em;
    color: var(--c-amber);
}

.ch-num { color: var(--c-orange); font-weight: 500; }
.ch-tag { color: var(--c-cream-dim); }
.ch-clock { margin-left: auto; color: var(--c-cream-faint); }

.channel-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 28px;
    line-height: 1.15;
    color: var(--c-cream);
    letter-spacing: -0.005em;
}

.channel-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--c-cream-dim);
}

.channel-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid rgba(232, 226, 216, 0.08);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.16em;
}

.ch-author { color: var(--c-cream-dim); }
.ch-arrow {
    color: var(--c-orange);
    font-size: 14px;
    transition: transform 0.3s ease, color 0.3s ease;
}

.channel:hover .ch-arrow {
    color: var(--c-amber);
    transform: translateX(4px);
}

/* ---------------- Analysis ---------------- */
.analysis {
    padding: 120px 32px;
    background: linear-gradient(180deg, var(--c-bg), #0a0a0a 100%);
}

.analysis-grid {
    max-width: 1080px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 32px;
}

.analysis-card {
    position: relative;
    padding: 36px 32px 28px;
    background: rgba(42, 42, 47, 0.4);
    border: 1px solid rgba(204, 102, 0, 0.22);
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s var(--bounce-ease), transform 0.7s var(--bounce-ease), border-color 0.4s ease, background 0.4s ease;
}

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

.analysis-card:hover {
    border-color: var(--c-amber);
    background: rgba(42, 42, 47, 0.7);
}

.card-frame {
    position: absolute;
    inset: 8px;
    pointer-events: none;
}

.frame-corner {
    position: absolute;
    width: 18px;
    height: 18px;
    border-color: var(--c-amber);
    border-style: solid;
    transition: width 0.35s ease, height 0.35s ease;
}

.frame-corner.tl { top: 0; left: 0; border-width: 1.5px 0 0 1.5px; }
.frame-corner.tr { top: 0; right: 0; border-width: 1.5px 1.5px 0 0; }
.frame-corner.bl { bottom: 0; left: 0; border-width: 0 0 1.5px 1.5px; }
.frame-corner.br { bottom: 0; right: 0; border-width: 0 1.5px 1.5px 0; }

.analysis-card:hover .frame-corner {
    width: 24px;
    height: 24px;
}

.card-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.24em;
    color: var(--c-orange);
    margin-bottom: 18px;
}

.card-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 32px;
    line-height: 1.12;
    color: var(--c-cream);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.card-title em {
    font-style: italic;
    font-weight: 400;
    color: var(--c-amber);
}

.card-text {
    font-size: 15px;
    line-height: 1.65;
    color: var(--c-cream-dim);
    margin-bottom: 22px;
}

.card-footer {
    display: flex;
    gap: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(204, 102, 0, 0.2);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--c-cream-dim);
}

.card-meta:first-child { color: var(--c-amber); }

/* ---------------- Topology ---------------- */
.topology {
    padding: 120px 32px 80px;
    background: var(--c-bg);
    position: relative;
}

.topology-stage {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px;
    border: 1px solid rgba(204, 102, 0, 0.22);
    background: linear-gradient(180deg, rgba(42, 42, 47, 0.5), rgba(13, 13, 13, 0.8));
}

.topology-svg {
    width: 100%;
    height: auto;
    display: block;
}

.topology-svg .node {
    cursor: pointer;
    transition: transform 0.35s ease;
    transform-origin: center;
    transform-box: fill-box;
}

.topology-svg .node:hover { transform: scale(1.25); }

.topology-svg .node-core { fill: var(--c-amber); stroke: var(--c-amber); }
.topology-svg .node-branch { fill: var(--c-orange); stroke: var(--c-orange); }
.topology-svg .node-critical { fill: var(--c-red); stroke: var(--c-red); }
.topology-svg .node-archive { fill: var(--c-green); stroke: var(--c-green); }

.topology-svg .node-glow {
    fill: none;
    stroke-width: 1;
    opacity: 0.4;
}

.topology-svg .edge {
    stroke: rgba(204, 102, 0, 0.35);
    stroke-width: 1;
    fill: none;
    transition: stroke 0.4s ease, stroke-width 0.4s ease;
}

.topology-svg .edge.is-active {
    stroke: var(--c-amber);
    stroke-width: 1.5;
}

.topology-svg .node-label {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.18em;
    fill: var(--c-cream-dim);
    pointer-events: none;
}

.topology-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid rgba(204, 102, 0, 0.18);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    color: var(--c-cream-dim);
}

.legend-item { display: inline-flex; gap: 8px; align-items: center; }

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.dot-amber { background: var(--c-amber); box-shadow: 0 0 6px var(--c-amber); }
.dot-orange { background: var(--c-orange); }
.dot-red { background: var(--c-red); }
.dot-green { background: var(--c-green); }

/* ---------------- Footer ---------------- */
.site-footer {
    padding: 80px 32px 32px;
    background: #080808;
    border-top: 1px solid rgba(204, 102, 0, 0.18);
}

.footer-row {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(232, 226, 216, 0.08);
}

.footer-mark {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 0.92;
}

.mark-line {
    display: block;
    font-size: 38px;
    color: var(--c-cream);
    letter-spacing: -0.01em;
}

.mark-line.italic {
    font-style: italic;
    font-weight: 400;
    color: var(--c-orange);
}

.footer-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.col-head {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    color: var(--c-amber);
    margin-bottom: 6px;
}

.footer-col a {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 16px;
    color: var(--c-cream-dim);
    transition: color 0.3s ease, padding 0.3s ease;
}

.footer-col a:hover {
    color: var(--c-amber);
    padding-left: 4px;
}

.footer-base {
    max-width: 1100px;
    margin: 24px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--c-cream-faint);
}

/* ---------------- Responsive ---------------- */
@media (max-width: 900px) {
    .status-bar {
        padding: 10px 16px;
        font-size: 10px;
        gap: 10px;
    }
    .top-nav { display: none; }
    .hero { padding: 100px 20px 60px; }
    .vine { display: none; }
    .wf-2, .wf-5 { display: none; }
    .section-head { padding: 0 20px; }
    .channels, .analysis, .topology { padding: 80px 20px; }
    .footer-row { grid-template-columns: 1fr; gap: 40px; }
    .footer-cols { grid-template-columns: 1fr 1fr; }
    .footer-base { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 560px) {
    .status-right .status-mode { display: none; }
    .hero-actions { flex-direction: column; gap: 12px; }
    .hero-readout { flex-direction: column; gap: 8px; }
    .channel-list { grid-template-columns: 1fr; }
    .analysis-grid { grid-template-columns: 1fr; }
    .footer-cols { grid-template-columns: 1fr; }
}