/* ===========================================================
   mujun.io — 矛盾 — Contradiction Protocol
   Cyberpunk meets calligraphy. Asymmetric collision aesthetic.
   =========================================================== */

:root {
    /* DESIGN.md palette */
    --void-black: #0D0D1A;
    --deep-purple: #1A0D2E;
    --circuit-green: #00FF88;
    --ink-red: #C4453A;
    --terracotta: #B8705A;
    --collision-purple: #6B3FA0;
    --text-light: #D4D4E0;
    --accent-gold: #D4A853;

    /* Typography stack */
    --font-display: "Barlow Condensed", "Inter", sans-serif;
    --font-mono: "IBM Plex Mono", "Courier New", monospace;
    --font-trad: "Shippori Mincho", "Times New Roman", serif;

    /* Layout */
    --section-pad-x: clamp(1.5rem, 5vw, 6rem);
    --section-pad-y: clamp(4rem, 8vw, 8rem);
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--void-black);
    color: var(--text-light);
    font-family: var(--font-mono);
    line-height: 1.75;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

::selection { background: var(--circuit-green); color: var(--void-black); }

/* ===========================================================
   FLOATING KANJI FIELD
   =========================================================== */
.kanji-field {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.08;
}

.kanji-stroke {
    position: absolute;
    width: 240px;
    height: 240px;
    animation: float-stroke 24s ease-in-out infinite;
}

.kanji-stroke-1 { top: 12%;   left: 6%;   animation-delay: 0s; }
.kanji-stroke-2 { top: 64%;   right: 4%;  animation-delay: -6s; transform: rotate(15deg); }
.kanji-stroke-3 { top: 38%;   left: 78%;  animation-delay: -12s; width: 180px; height: 180px; }
.kanji-stroke-4 { top: 82%;   left: 22%;  animation-delay: -18s; width: 200px; height: 200px; }

@keyframes float-stroke {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25%      { transform: translate(20px, -30px) rotate(5deg); }
    50%      { transform: translate(-10px, 20px) rotate(-4deg); }
    75%      { transform: translate(-30px, -10px) rotate(8deg); }
}

/* ===========================================================
   HERO — diagonal split, circuit + ink
   =========================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    background: var(--void-black);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--section-pad-y) var(--section-pad-x);
    z-index: 2;
}

.circuit-overlay,
.ink-overlay,
.diagonal-line {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.circuit-overlay { z-index: 2; opacity: 0.85; }
.ink-overlay    { z-index: 3; opacity: 0.9; mix-blend-mode: screen; }
.diagonal-line  { z-index: 4; opacity: 0.6; }

.circuit-trace {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: trace-draw 2.4s ease-out forwards;
    filter: drop-shadow(0 0 1px var(--circuit-green));
}
.circuit-trace-1 { animation-delay: 0.2s; }
.circuit-trace-2 { animation-delay: 0.5s; }
.circuit-trace-3 { animation-delay: 0.8s; }

.circuit-node {
    opacity: 0;
    animation: node-fade 0.6s ease forwards;
    filter: drop-shadow(0 0 2px var(--circuit-green));
}
.circuit-node:nth-child(4) { animation-delay: 1.0s; }
.circuit-node:nth-child(5) { animation-delay: 1.2s; }
.circuit-node:nth-child(6) { animation-delay: 1.4s; }
.circuit-node:nth-child(7) { animation-delay: 1.6s; }

@keyframes trace-draw   { to { stroke-dashoffset: 0; } }
@keyframes node-fade    { to { opacity: 1; } }

.ink-splat {
    opacity: 0;
    transform-origin: center;
    animation: ink-bloom 1.4s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.ink-splat-1 { animation-delay: 0.6s; }
.ink-splat-2 { animation-delay: 0.9s; }
.ink-splat-3 { animation-delay: 1.2s; }

.brush-stroke {
    stroke-dasharray: 80;
    stroke-dashoffset: 80;
    animation: trace-draw 1.2s ease-out 1.4s forwards;
}

@keyframes ink-bloom {
    0%   { opacity: 0; transform: scale(0.3) rotate(-15deg); }
    60%  { opacity: 1; }
    100% { opacity: 1; transform: scale(1) rotate(-15deg); }
}

.diagonal-line line {
    stroke-dasharray: 150;
    stroke-dashoffset: 150;
    animation: trace-draw 1.8s ease-out 1.6s forwards;
}

/* hero content */
.hero-content {
    position: relative;
    z-index: 5;
    width: 100%;
    max-width: 1280px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.hero-meta {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    line-height: 1.3;
    opacity: 0;
    animation: fade-up 0.8s ease 1.8s forwards;
}

.hero-meta-tl {
    align-self: start;
    justify-self: start;
    color: var(--circuit-green);
    border-left: 1px solid var(--circuit-green);
    padding-left: 0.85rem;
}

.hero-meta-br {
    align-self: end;
    justify-self: end;
    text-align: right;
    color: var(--ink-red);
    border-right: 1px solid var(--ink-red);
    padding-right: 0.85rem;
}

.meta-label { color: inherit; opacity: 0.85; }
.meta-value { color: var(--text-light); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: none; }
.meta-value-jp { font-family: var(--font-trad); color: var(--ink-red); font-size: 18px; letter-spacing: 0.1em; }
.meta-blink { color: var(--circuit-green); animation: blink 1.1s steps(2) infinite; }

@keyframes blink { 50% { opacity: 0; } }
@keyframes fade-up {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* domain title */
.domain-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(56px, 12vw, 180px);
    letter-spacing: -0.02em;
    line-height: 0.95;
    text-transform: uppercase;
    color: var(--text-light);
    text-align: center;
    justify-self: center;
    margin: 1rem 0;
    position: relative;
    z-index: 6;
}

.domain-letter {
    display: inline-block;
    position: relative;
    opacity: 0;
    animation: letter-assemble 0.5s ease forwards;
}
.domain-letter:nth-child(1) { animation-delay: 1.2s; }
.domain-letter:nth-child(2) { animation-delay: 1.32s; }
.domain-letter:nth-child(3) { animation-delay: 1.44s; }
.domain-letter:nth-child(4) { animation-delay: 1.56s; }
.domain-letter:nth-child(5) { animation-delay: 1.68s; }
.domain-dot                 { animation-delay: 1.8s; opacity: 0; animation: letter-assemble 0.4s ease 1.8s forwards; color: var(--accent-gold); }
.domain-letter:nth-child(7) { animation-delay: 1.92s; }
.domain-letter:nth-child(8) { animation-delay: 2.04s; }

.domain-tld { color: var(--accent-gold); }

@keyframes letter-assemble {
    0%   { opacity: 0; transform: translateY(-30px) rotateX(-90deg); filter: blur(8px); }
    50%  { opacity: 0.5; filter: blur(2px); }
    100% { opacity: 1; transform: translateY(0) rotateX(0); filter: blur(0); }
}

.domain-letter::before {
    content: attr(data-kanji);
    position: absolute;
    inset: 0;
    font-family: var(--font-trad);
    color: var(--ink-red);
    opacity: 0;
    pointer-events: none;
    text-align: center;
}
.domain-letter.kanji-flicker::before {
    animation: kanji-flick 0.4s steps(4) forwards;
}
@keyframes kanji-flick {
    0%, 60%   { opacity: 0; }
    20%, 50%  { opacity: 0.85; }
    100%      { opacity: 0; }
}

/* tagline */
.hero-tagline {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 3rem;
    align-items: center;
    margin-top: 2rem;
    opacity: 0;
    animation: fade-up 0.8s ease 2.4s forwards;
    border-top: 1px solid rgba(212, 168, 83, 0.3);
    padding-top: 1.25rem;
    max-width: 900px;
    width: 100%;
    justify-self: center;
}

.tagline-tech {
    font-family: var(--font-mono);
    color: var(--circuit-green);
    font-size: clamp(13px, 1.1vw, 16px);
    letter-spacing: 0.02em;
}
.tagline-trad {
    font-family: var(--font-trad);
    color: var(--ink-red);
    font-size: clamp(15px, 1.3vw, 19px);
    letter-spacing: 0.08em;
    text-align: right;
}

.hero-scroll-hint {
    margin-top: 3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    justify-self: center;
    color: var(--accent-gold);
    font-family: var(--font-display);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0;
    animation: fade-up 0.8s ease 2.6s forwards, scroll-bob 2.4s ease-in-out infinite 3.4s;
}
.hero-scroll-hint svg path { stroke: var(--accent-gold); }

@keyframes scroll-bob {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(6px); }
}

/* ===========================================================
   GLITCH DIVIDER
   =========================================================== */
.glitch-divider {
    position: relative;
    height: 4px;
    margin: 0;
    z-index: 6;
}
.glitch-line {
    position: absolute;
    left: 0; right: 0;
    height: 1px;
}
.glitch-green {
    top: 0;
    background: var(--circuit-green);
    box-shadow: 0 0 4px var(--circuit-green);
    animation: glitch-shift-l 4.2s steps(8, end) infinite;
}
.glitch-red {
    top: 3px;
    background: var(--ink-red);
    box-shadow: 0 0 4px var(--ink-red);
    animation: glitch-shift-r 4.2s steps(8, end) infinite;
}
@keyframes glitch-shift-l {
    0%, 60%, 100% { transform: translateX(0); }
    62%           { transform: translateX(-3px); }
    64%           { transform: translateX(2px); }
    66%, 80%      { transform: translateX(-1px); }
    82%           { transform: translateX(4px); }
}
@keyframes glitch-shift-r {
    0%, 60%, 100% { transform: translateX(0); }
    62%           { transform: translateX(3px); }
    64%           { transform: translateX(-2px); }
    66%, 80%      { transform: translateX(1px); }
    82%           { transform: translateX(-4px); }
}

/* ===========================================================
   MANIFEST — asymmetric two-column
   =========================================================== */
.manifest {
    position: relative;
    padding: var(--section-pad-y) var(--section-pad-x);
    background: linear-gradient(180deg, var(--void-black) 0%, var(--deep-purple) 100%);
    z-index: 4;
}

.manifest-header {
    max-width: 1280px;
    margin: 0 auto 4rem;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.75rem 1.5rem;
    align-items: end;
}

.section-label {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-gold);
    border-left: 2px solid var(--accent-gold);
    padding-left: 0.85rem;
    align-self: center;
}

.section-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(32px, 5vw, 72px);
    letter-spacing: -0.02em;
    text-transform: uppercase;
    color: var(--text-light);
    line-height: 1.0;
}
.section-heading em {
    font-style: italic;
    color: var(--ink-red);
    font-weight: 500;
}

.manifest-body {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(2rem, 5vw, 6rem);
    align-items: start;
}

.manifest-tech {
    border-left: 1px solid rgba(0, 255, 136, 0.4);
    padding-left: clamp(1rem, 2vw, 2rem);
    transform: translateY(0);
}
.manifest-trad {
    border-right: 1px solid rgba(196, 69, 58, 0.4);
    padding-right: clamp(1rem, 2vw, 2rem);
    text-align: right;
    transform: translateY(2.5rem);
}

.tech-paragraph {
    font-family: var(--font-mono);
    font-weight: 400;
    font-size: clamp(14px, 1vw, 16px);
    line-height: 1.85;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}
.tech-paragraph + .tech-paragraph { margin-bottom: 0; }

.trad-paragraph {
    font-family: var(--font-trad);
    font-weight: 500;
    font-size: clamp(15px, 1.2vw, 19px);
    line-height: 2.0;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}
.trad-paragraph.trad-quiet {
    color: rgba(212, 212, 224, 0.65);
    font-size: clamp(13px, 1.05vw, 17px);
    border-top: 1px dashed rgba(196, 69, 58, 0.3);
    padding-top: 1.25rem;
}

.terminal-cursor {
    color: var(--circuit-green);
    border-bottom: 1px dashed var(--circuit-green);
    padding-bottom: 1px;
}
.hl-green { color: var(--circuit-green); font-weight: 500; }

/* ===========================================================
   CONTRADICTIONS — tilt-3D cards
   =========================================================== */
.contradictions {
    position: relative;
    padding: var(--section-pad-y) var(--section-pad-x);
    background: var(--deep-purple);
    z-index: 4;
    perspective: 1400px;
}

.contradictions-header {
    max-width: 1280px;
    margin: 0 auto 5rem;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.75rem 1.5rem;
    align-items: end;
}

.cards-stream {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: clamp(2.5rem, 5vw, 5rem);
    transform-style: preserve-3d;
}

.paradox-card {
    position: relative;
    background: linear-gradient(135deg, rgba(13, 13, 26, 0.85) 0%, rgba(26, 13, 46, 0.85) 100%);
    border: 1px solid rgba(212, 168, 83, 0.25);
    padding: clamp(1.75rem, 3vw, 3rem);
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: clamp(1rem, 2vw, 2.5rem);
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.6s ease,
                border-color 0.4s ease;
    will-change: transform;
}

.card-left {
    margin-right: clamp(0rem, 14vw, 12rem);
    transform: rotateY(3deg) rotateX(-1deg);
    box-shadow: -12px 12px 0 -6px rgba(0, 255, 136, 0.18),
                -24px 24px 60px -10px rgba(0, 0, 0, 0.7);
}
.card-right {
    margin-left: clamp(0rem, 14vw, 12rem);
    transform: rotateY(-3deg) rotateX(-1deg);
    box-shadow: 12px 12px 0 -6px rgba(196, 69, 58, 0.18),
                24px 24px 60px -10px rgba(0, 0, 0, 0.7);
}

.paradox-card:hover {
    border-color: var(--accent-gold);
}
.paradox-card.card-left:hover {
    transform: rotateY(8deg) rotateX(-2deg) translateZ(20px);
    box-shadow: -20px 20px 0 -8px rgba(0, 255, 136, 0.35),
                -40px 40px 80px -10px rgba(0, 255, 136, 0.15);
}
.paradox-card.card-right:hover {
    transform: rotateY(-8deg) rotateX(-2deg) translateZ(20px);
    box-shadow: 20px 20px 0 -8px rgba(196, 69, 58, 0.35),
                40px 40px 80px -10px rgba(196, 69, 58, 0.15);
}

.card-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.85rem;
    border-right: 1px solid rgba(212, 168, 83, 0.2);
    padding-right: 1rem;
}

.book-icon {
    width: 56px;
    height: 56px;
}

.card-index {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 28px;
    letter-spacing: -0.02em;
    color: var(--accent-gold);
    line-height: 1;
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.card-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(22px, 2.6vw, 38px);
    letter-spacing: -0.01em;
    text-transform: uppercase;
    color: var(--text-light);
    line-height: 1.05;
}

.card-statement {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.65rem;
    background: rgba(13, 13, 26, 0.6);
    border: 1px solid rgba(212, 168, 83, 0.15);
    padding: 1rem 1.25rem;
}
.stmt-side {
    display: block;
    font-size: clamp(12px, 0.95vw, 15px);
    line-height: 1.6;
}
.stmt-tech {
    font-family: var(--font-mono);
    color: var(--circuit-green);
}
.stmt-trad {
    font-family: var(--font-trad);
    color: var(--ink-red);
    text-align: right;
    font-size: clamp(14px, 1.1vw, 17px);
    letter-spacing: 0.06em;
}

.card-gloss {
    font-family: var(--font-mono);
    font-size: clamp(13px, 0.95vw, 15px);
    line-height: 1.85;
    color: rgba(212, 212, 224, 0.85);
}

/* ===========================================================
   COLLISION — chromatic merge zone
   =========================================================== */
.collision {
    position: relative;
    padding: var(--section-pad-y) var(--section-pad-x);
    background: var(--void-black);
    overflow: hidden;
    z-index: 4;
}

.collision-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}
.collision-wave {
    position: absolute;
    width: 70%;
    height: 100%;
    top: 0;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
    animation: wave-drift 14s ease-in-out infinite;
}
.wave-green {
    left: -20%;
    background: radial-gradient(circle at 60% 50%, var(--circuit-green) 0%, transparent 60%);
    mix-blend-mode: screen;
}
.wave-red {
    right: -20%;
    background: radial-gradient(circle at 40% 50%, var(--ink-red) 0%, transparent 60%);
    mix-blend-mode: screen;
    animation-delay: -7s;
}
.collision-merge {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(107, 63, 160, 0.45) 0%, transparent 60%);
    mix-blend-mode: difference;
    animation: merge-pulse 6s ease-in-out infinite;
}

@keyframes wave-drift {
    0%, 100% { transform: translateX(0) translateY(0) scale(1); }
    25%      { transform: translateX(8%) translateY(-3%) scale(1.1); }
    50%      { transform: translateX(0) translateY(2%) scale(0.95); }
    75%      { transform: translateX(-6%) translateY(-1%) scale(1.05); }
}
@keyframes merge-pulse {
    0%, 100% { opacity: 0.4; }
    50%      { opacity: 0.85; }
}

.collision-content {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
}
.collision-content .section-label {
    margin-bottom: 1.25rem;
    display: inline-block;
}

.collision-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(36px, 6vw, 88px);
    letter-spacing: -0.02em;
    text-transform: uppercase;
    line-height: 1.0;
    margin-bottom: 4rem;
}
.heading-tech {
    display: block;
    color: var(--circuit-green);
    text-align: left;
}
.heading-trad {
    display: block;
    color: var(--ink-red);
    text-align: right;
    transform: translateX(-2rem);
}
.heading-tech em,
.heading-trad em {
    font-style: italic;
    color: var(--accent-gold);
    font-weight: 500;
}
.heading-trad em { color: var(--collision-purple); }

.collision-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2.5vw, 2.5rem);
}

.collision-cell {
    padding: 1.75rem 1.5rem;
    background: rgba(13, 13, 26, 0.65);
    backdrop-filter: blur(6px);
    border: 1px solid;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    min-height: 220px;
    transform-style: preserve-3d;
    transition: transform 0.5s ease, border-color 0.4s ease;
}
.cell-tech {
    border-color: rgba(0, 255, 136, 0.35);
    transform: rotateY(2deg);
}
.cell-tech:hover { transform: rotateY(6deg) translateZ(10px); border-color: var(--circuit-green); }

.cell-trad {
    border-color: rgba(196, 69, 58, 0.35);
    transform: translateY(2rem) rotateY(-2deg);
}
.cell-trad:hover { transform: translateY(2rem) rotateY(-6deg) translateZ(10px); border-color: var(--ink-red); }

.cell-merge {
    border-color: rgba(107, 63, 160, 0.5);
    background: linear-gradient(135deg, rgba(107, 63, 160, 0.18) 0%, rgba(13, 13, 26, 0.7) 100%);
    transform: translateY(-1rem);
}
.cell-merge:hover { transform: translateY(-1rem) translateZ(15px); border-color: var(--collision-purple); }

.cell-tag {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}
.cell-tech .cell-tag  { color: var(--circuit-green); }
.cell-trad .cell-tag  { color: var(--ink-red); font-family: var(--font-trad); letter-spacing: 0.15em; }
.cell-merge .cell-tag { color: var(--collision-purple); }

.collision-cell p {
    font-family: var(--font-mono);
    font-size: clamp(13px, 1vw, 15px);
    line-height: 1.85;
    color: var(--text-light);
}
.cell-trad p {
    font-family: var(--font-trad);
    font-size: clamp(14px, 1.05vw, 16px);
}

/* ===========================================================
   PROTOCOL — terminal block
   =========================================================== */
.protocol {
    position: relative;
    padding: var(--section-pad-y) var(--section-pad-x);
    background: linear-gradient(180deg, var(--void-black) 0%, #060611 100%);
    z-index: 4;
}

.protocol-header {
    max-width: 1280px;
    margin: 0 auto 4rem;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.75rem 1.5rem;
    align-items: end;
}

.terminal {
    max-width: 1080px;
    margin: 0 auto;
    background: #060611;
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.8),
                0 0 0 1px rgba(0, 255, 136, 0.05);
    transform: rotateX(2deg) rotateY(-1deg);
    transform-origin: top center;
    transform-style: preserve-3d;
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1rem;
    background: rgba(13, 13, 26, 0.95);
    border-bottom: 1px solid rgba(0, 255, 136, 0.18);
}
.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}
.dot-r { background: var(--ink-red); }
.dot-y { background: var(--accent-gold); }
.dot-g { background: var(--circuit-green); }

.terminal-path {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 12px;
    color: rgba(212, 212, 224, 0.6);
    letter-spacing: 0.04em;
}

.terminal-body {
    padding: 1.75rem 1.5rem;
    font-family: var(--font-mono);
    font-size: clamp(12px, 0.95vw, 15px);
    line-height: 1.85;
    color: var(--text-light);
    min-height: 360px;
}
.term-line {
    white-space: pre-wrap;
    word-break: break-word;
    opacity: 0;
    transform: translateY(4px);
}
.term-line.term-show { opacity: 1; transform: translateY(0); transition: opacity 0.3s ease, transform 0.3s ease; }

.term-prompt { color: var(--circuit-green); }
.term-cmd    { color: var(--text-light); }
.term-out    { color: rgba(212, 212, 224, 0.75); padding-left: 1.2rem; }
.term-warn   { color: var(--accent-gold); }
.term-ok     { color: var(--circuit-green); }
.term-cursor {
    display: inline-block;
    width: 8px;
    background: var(--circuit-green);
    color: var(--circuit-green);
    animation: blink 1.1s steps(2) infinite;
    margin-left: 4px;
    height: 1em;
    vertical-align: middle;
}

/* ===========================================================
   FOOTER
   =========================================================== */
.footer {
    position: relative;
    padding: var(--section-pad-y) var(--section-pad-x) 3rem;
    background: var(--void-black);
    border-top: 1px solid rgba(212, 168, 83, 0.2);
    z-index: 4;
}

.footer-grid {
    max-width: 1280px;
    margin: 0 auto 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 6rem);
    align-items: start;
}

.footer-cell {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}
.footer-tech { border-left: 1px solid rgba(0, 255, 136, 0.3); padding-left: 1rem; }
.footer-trad { border-right: 1px solid rgba(196, 69, 58, 0.3); padding-right: 1rem; text-align: right; }

.footer-text {
    font-family: var(--font-mono);
    font-size: clamp(12px, 0.9vw, 14px);
    line-height: 1.85;
    color: rgba(212, 212, 224, 0.8);
}
.footer-text-jp {
    font-family: var(--font-trad);
    font-size: clamp(15px, 1.2vw, 19px);
    line-height: 2.0;
    color: var(--ink-red);
    letter-spacing: 0.08em;
}

.footer-line {
    max-width: 1280px;
    margin: 0 auto;
    border-top: 1px dashed rgba(212, 168, 83, 0.3);
    padding-top: 1.25rem;
    text-align: center;
}
.footer-stamp {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-gold);
    opacity: 0.7;
}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 900px) {
    .manifest-body,
    .footer-grid,
    .collision-grid {
        grid-template-columns: 1fr;
    }
    .manifest-tech,
    .manifest-trad,
    .footer-tech,
    .footer-trad {
        text-align: left;
        border-left: 1px solid rgba(0, 255, 136, 0.4);
        border-right: none;
        padding-left: 1rem;
        padding-right: 0;
        transform: none;
    }
    .manifest-trad,
    .footer-trad {
        border-left-color: rgba(196, 69, 58, 0.4);
    }
    .hero-tagline {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    .tagline-trad { text-align: left; }
    .heading-trad { transform: none; text-align: left; }
    .cell-trad,
    .cell-merge { transform: none; }
    .card-left,
    .card-right {
        margin: 0;
        transform: rotateY(2deg);
    }
    .card-right { transform: rotateY(-2deg); }
    .paradox-card {
        grid-template-columns: 1fr;
    }
    .card-marker {
        flex-direction: row;
        border-right: none;
        border-bottom: 1px solid rgba(212, 168, 83, 0.2);
        padding-right: 0;
        padding-bottom: 0.85rem;
    }
}

@media (max-width: 560px) {
    .hero-meta-tl,
    .hero-meta-br { font-size: 10px; }
    .terminal { transform: none; }
    .domain-title { font-size: clamp(44px, 14vw, 80px); }
}

/* respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}