:root {
    --bg-color: #020206;
    --grid-color: rgba(0, 243, 255, 0.08);
    --neon-pink: #ff2a85;
    --neon-blue: #00f3ff;
    --neon-green: #39ff14;
    --chrome-1: #e0e0e0;
    --chrome-2: #8a8a8a;
    --text-main: #e8e8e8;
    --glass-bg: rgba(5, 5, 15, 0.55);
    --vine-green: #27ae60;
    --vine-glow: rgba(57, 255, 20, 0.35);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Share Tech Mono', monospace;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ===== BACKGROUND ===== */
#background-container { position: fixed; inset: 0; z-index: -2; overflow: hidden; }
.grid-overlay {
    position: absolute; width: 300%; height: 300%; top: -100%; left: -100%;
    background-image:
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 60px 60px;
    transform: rotateX(65deg);
    animation: gridMove 25s linear infinite;
}
@keyframes gridMove { 0%{transform:rotateX(65deg) translateY(0)}100%{transform:rotateX(65deg) translateY(60px)} }
#particle-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.chrome-heart-wrapper {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: min(35vw, 380px); opacity: 0.12; animation: heartBeat 4s ease-in-out infinite;
}
.chrome-heart { width: 100%; height: auto; }
@keyframes heartBeat {
    0%,100%{transform:scale(1);filter:drop-shadow(0 0 20px var(--neon-pink)) drop-shadow(0 0 40px rgba(0,243,255,0.3))}
    50%{transform:scale(1.07);filter:drop-shadow(0 0 35px var(--neon-pink)) drop-shadow(0 0 60px rgba(0,243,255,0.5))}
}
.code-line {
    position: absolute; font-size: 13px; white-space: nowrap;
    opacity: 0; text-shadow: 0 0 6px currentColor; animation-fill-mode: forwards;
}
.code-green { color: var(--neon-green); }
.code-pink  { color: var(--neon-pink); }
.code-blue  { color: var(--neon-blue); }
@keyframes floatUp { 0%{transform:translateY(0);opacity:0}5%{opacity:0.65}95%{opacity:0.65}100%{transform:translateY(-110vh);opacity:0} }
@keyframes floatAcross { 0%{transform:translateX(0);opacity:0}5%{opacity:0.6}95%{opacity:0.6}100%{transform:translateX(-110vw);opacity:0} }
.floating-svg-item { position: absolute; opacity: 0; animation-fill-mode: forwards; pointer-events: none; }
@keyframes floatSvgUp { 0%{transform:translateY(0) rotate(0deg);opacity:0}8%{opacity:0.5}92%{opacity:0.5}100%{transform:translateY(-110vh) rotate(360deg);opacity:0} }

/* Glitch */
.glitch-overlay { position: fixed; inset: 0; z-index: 9999; pointer-events: none; opacity: 0; mix-blend-mode: screen; }
.glitch-overlay.glitch-active { animation: retroGlitch 0.15s steps(4) both; opacity: 1; }
.glitch-overlay.glitch-active::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(transparent 0%, rgba(0,243,255,0.03) 50%, transparent 100%);
    animation: scanlineGlitch 0.1s steps(8) infinite;
}
.glitch-overlay.glitch-active::after {
    content: ''; position: absolute; inset: 0;
    background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255,42,133,0.02) 2px, rgba(255,42,133,0.02) 4px);
}
@keyframes retroGlitch { 0%{transform:translate(0)}20%{transform:translate(-3px,2px)}40%{transform:translate(3px,-1px)}60%{transform:translate(-1px,-2px)}80%{transform:translate(2px,1px)}100%{transform:translate(0)} }
@keyframes scanlineGlitch { 0%{background-position:0 0}100%{background-position:0 100vh} }

/* ===== STEP CONTAINERS ===== */
.step-container {
    position: absolute; top: 0; left: 0; width: 100%; min-height: 100vh;
    display: flex; justify-content: center; align-items: center;
    padding: 20px; transition: opacity 1.2s ease-out, transform 1.2s ease-out;
}
.step-container.hidden { opacity: 0; pointer-events: none; transform: translateY(-30px); }

/* ===== WIN98 ===== */
.win98-window {
    background: #c0c0c0; border: 2px solid; border-color: #dfdfdf #808080 #808080 #dfdfdf;
    width: 100%; max-width: 560px;
    box-shadow: 6px 6px 0 rgba(0,0,0,0.4), 0 0 60px rgba(0,243,255,0.15);
}
.win98-titlebar {
    background: linear-gradient(90deg, #000080 0%, #1084d0 100%);
    color: white; padding: 3px 4px; display: flex; justify-content: space-between;
    align-items: center; font-family: 'Tahoma','Segoe UI',sans-serif;
    font-size: 13px; font-weight: bold; user-select: none;
}
.win98-title-left { display: flex; align-items: center; gap: 5px; }
.win98-controls { display: flex; gap: 2px; }
.win98-btn {
    background: #c0c0c0; border: 1px solid; border-color: #dfdfdf #808080 #808080 #dfdfdf;
    width: 16px; height: 14px; font-size: 9px; line-height: 12px;
    cursor: pointer; font-weight: bold; text-align: center; color: #000;
}
.win98-content {
    background: #0c0c0c; color: var(--neon-green); padding: 16px; font-size: 15px;
    min-height: 220px; display: flex; flex-direction: column; gap: 4px; line-height: 1.7;
}
.boot-line { opacity: 0; animation: bootFadeIn 0.3s forwards; }
@keyframes bootFadeIn { to { opacity: 1; } }
.win98-run-btn {
    background: none; border: 1px solid var(--neon-pink); color: var(--neon-pink);
    font-family: 'Share Tech Mono', monospace; font-size: 18px; padding: 12px 24px;
    cursor: pointer; margin-top: 16px; text-shadow: 0 0 10px var(--neon-pink);
    box-shadow: inset 0 0 12px rgba(255,42,133,0.2), 0 0 12px rgba(255,42,133,0.15);
    transition: all 0.3s; align-self: flex-start;
}
.win98-run-btn:hover {
    background: var(--neon-pink); color: #000;
    box-shadow: 0 0 25px var(--neon-pink), 0 0 50px rgba(255,42,133,0.4); text-shadow: none;
}

/* ===== PROJECTION CARDS ===== */
#step-2 { align-items: flex-start; padding-top: 8vh; padding-bottom: 12vh; }
.message-content { max-width: 860px; width: 100%; margin: 0 auto; padding: 0 10px; position: relative; }

.projection-card {
    position: relative;
    background: linear-gradient(180deg, rgba(0,243,255,0.04) 0%, transparent 100%), var(--glass-bg);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(0,243,255,0.15);
    border-left: 4px solid var(--neon-blue);
    border-radius: 4px;
    padding: 28px 28px 28px 32px;
    box-shadow: 0 0 30px rgba(0,243,255,0.08), 0 0 60px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
    opacity: 0;
    transform: translateY(40px) perspective(800px) rotateX(2deg);
    transition: opacity 1s cubic-bezier(0.2,0.8,0.2,1), transform 1s cubic-bezier(0.2,0.8,0.2,1);
    overflow: visible;
}
.projection-card.visible { opacity: 1; transform: translateY(0) perspective(800px) rotateX(0deg); }

.projection-scanline {
    position: absolute; inset: 0; pointer-events: none; border-radius: 4px;
    background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,243,255,0.015) 3px, rgba(0,243,255,0.015) 4px);
}
.projection-content {
    position: relative; z-index: 1;
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.05rem; line-height: 1.85;
    color: rgba(232,232,232,0.95); flex: 1; min-width: 0;
}
.terminal-prefix { color: var(--neon-green); text-shadow: 0 0 8px var(--neon-green); font-weight: bold; }
.typed-text { border-right: 2px solid var(--neon-green); padding-right: 2px; }
.typed-text.done { border-right-color: transparent; }
@keyframes blink-caret { 0%,100%{border-right-color:var(--neon-green)}50%{border-right-color:transparent} }
.typed-text:not(.done) { animation: blink-caret 0.8s step-end infinite; }

/* ===== VINE BRANCHES INTO CARDS ===== */
.vine-branch {
    position: absolute; z-index: 3; pointer-events: none;
    opacity: 0;
    transition: opacity 0.8s ease 0.3s;
}
.projection-card.visible .vine-branch { opacity: 1; }

.vine-branch-left {
    left: -50px; top: 12px;
    width: 54px; height: 30px;
}
.vine-branch-right {
    right: -50px; top: 12px;
    width: 54px; height: 30px;
}

/* ===== VINE SEGMENTS BETWEEN CARDS ===== */
.vine-segment {
    display: flex; justify-content: center; align-items: center;
    height: 90px; width: 100%; margin: -6px 0;
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top center;
    transition: opacity 0.8s ease, transform 1s cubic-bezier(0.2,0.8,0.2,1);
    position: relative; z-index: 1;
}
.vine-segment.vine-visible { opacity: 1; transform: scaleY(1); }
.vine-segment svg { width: 60px; height: 100%; overflow: visible; }
.vine-segment-final { height: 110px; }

/* Vine draw animation */
.vine-draw {
    stroke-dasharray: 400;
    stroke-dashoffset: 400;
    transition: stroke-dashoffset 1.5s ease-in-out;
}
.vine-visible .vine-draw { stroke-dashoffset: 0; }

/* ===== CARD LAYOUTS ===== */
.card-layout {
    display: flex; gap: 20px; align-items: flex-start;
    position: relative; z-index: 1;
}
.card-layout.img-right { flex-direction: row; }
.card-layout.img-left  { flex-direction: row; }

/* ===== IMAGES ===== */
.card-img-side {
    flex-shrink: 0; border-radius: 6px; overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5), 0 0 15px rgba(46,204,113,0.15);
    border: 2px solid rgba(46,204,113,0.25);
    position: relative; cursor: pointer;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.card-img-side:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(0,0,0,0.6), 0 0 25px rgba(46,204,113,0.3);
}
.card-img-side.img-horizontal { width: 210px; }
.card-img-side.img-vertical { width: 160px; }

.card-img-stack { display: flex; flex-direction: column; gap: 12px; flex-shrink: 0; }
.card-img-stack .card-img-side.img-horizontal { width: 180px; }

.card-bottom-img { display: flex; justify-content: center; margin-top: 16px; position: relative; z-index: 1; }
.card-bottom-img .card-img-side.img-horizontal { width: 260px; }

.memory-img {
    width: 100%; height: auto; display: block;
    filter: saturate(0.75) contrast(1.1);
    transition: filter 0.5s ease;
}
.card-img-side:hover .memory-img { filter: saturate(1) contrast(1.05); }

/* Expand hint */
.img-expand-hint {
    position: absolute; bottom: 6px; right: 6px;
    background: rgba(0,0,0,0.6); border-radius: 50%;
    width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
    font-size: 14px; opacity: 0; transition: opacity 0.3s;
    backdrop-filter: blur(4px); border: 1px solid rgba(255,255,255,0.15);
}
.card-img-side:hover .img-expand-hint { opacity: 1; }

/* ===== LIGHTBOX ===== */
.lightbox {
    position: fixed; inset: 0; z-index: 20000;
    display: flex; justify-content: center; align-items: center;
    opacity: 0; pointer-events: none;
    transition: opacity 0.4s ease;
}
.lightbox.active { opacity: 1; pointer-events: all; }
.lightbox-backdrop {
    position: absolute; inset: 0;
    background: rgba(0,0,0,0.88);
    backdrop-filter: blur(10px);
}
.lightbox-content {
    position: relative; z-index: 1;
    max-width: 90vw; max-height: 88vh;
    transform: scale(0.85);
    transition: transform 0.4s cubic-bezier(0.2,0.8,0.2,1);
}
.lightbox.active .lightbox-content { transform: scale(1); }
.lightbox-content img {
    max-width: 90vw; max-height: 85vh;
    border-radius: 8px; display: block;
    box-shadow: 0 0 60px rgba(0,0,0,0.8), 0 0 30px var(--vine-glow);
    border: 3px solid rgba(46,204,113,0.3);
}
.lightbox-close {
    position: absolute; top: -16px; right: -16px;
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(0,0,0,0.8); border: 2px solid var(--neon-pink);
    color: var(--neon-pink); font-size: 18px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.3s;
    text-shadow: 0 0 8px var(--neon-pink);
}
.lightbox-close:hover {
    background: var(--neon-pink); color: #fff;
    box-shadow: 0 0 20px var(--neon-pink);
}

/* ===== CARD THEMES ===== */
.card-theme-intro { border-left-color: var(--neon-blue); background: linear-gradient(135deg, rgba(0,243,255,0.06) 0%, rgba(5,5,15,0.6) 100%); }
.card-theme-warm { border-left-color: #f0a030; background: linear-gradient(135deg, rgba(240,160,48,0.06) 0%, rgba(5,5,15,0.6) 100%); }
.card-theme-warm .terminal-prefix { color: #f0a030; text-shadow: 0 0 8px #f0a030; }
.card-theme-bitcoin { border-left-color: #d946a8; background: linear-gradient(135deg, rgba(217,70,168,0.07) 0%, rgba(120,120,140,0.04) 50%, rgba(5,5,15,0.6) 100%); }
.card-theme-bitcoin .terminal-prefix { color: #d946a8; text-shadow: 0 0 8px #d946a8; }
.card-theme-jujuy { border-left-color: #c47a5a; background: linear-gradient(135deg, rgba(196,122,90,0.08) 0%, rgba(80,160,220,0.04) 50%, rgba(5,5,15,0.6) 100%); }
.card-theme-jujuy .terminal-prefix { color: #c47a5a; text-shadow: 0 0 8px #c47a5a; }
.card-theme-looks { border-left-color: #e88a9a; background: linear-gradient(135deg, rgba(232,138,154,0.07) 0%, rgba(230,200,60,0.04) 50%, rgba(5,5,15,0.6) 100%); }
.card-theme-looks .terminal-prefix { color: #e88a9a; text-shadow: 0 0 8px #e88a9a; }
.card-theme-refuge { border-left-color: #b88adb; background: linear-gradient(135deg, rgba(184,138,219,0.07) 0%, rgba(255,200,180,0.03) 50%, rgba(5,5,15,0.6) 100%); }
.card-theme-refuge .terminal-prefix { color: #b88adb; text-shadow: 0 0 8px #b88adb; }
.card-theme-formal { border-left-color: var(--neon-green); background: linear-gradient(135deg, rgba(57,255,20,0.05) 0%, rgba(5,5,15,0.6) 100%); }

/* Proposal */
.proposal-card {
    border: 2px solid var(--neon-pink) !important;
    border-left: 4px solid var(--neon-pink) !important;
    background: linear-gradient(135deg, rgba(255,42,133,0.1) 0%, rgba(5,5,15,0.7) 100%) !important;
    box-shadow: 0 0 40px rgba(255,42,133,0.2), 0 0 80px rgba(255,42,133,0.08), inset 0 0 20px rgba(255,42,133,0.05) !important;
    text-align: center; padding: 36px 28px;
}
.proposal-card .projection-scanline {
    background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(255,42,133,0.02) 3px, rgba(255,42,133,0.02) 4px);
}
.proposal-card .projection-content { font-size: 1.3rem; font-weight: 600; color: #fff; }
.proposal-typed { border-right-color: var(--neon-pink) !important; }
@keyframes blink-caret-pink { 0%,100%{border-right-color:var(--neon-pink)}50%{border-right-color:transparent} }
.proposal-typed:not(.done) { animation: blink-caret-pink 0.8s step-end infinite !important; }

.proposal-rose { position: absolute; bottom: -10px; opacity: 0; transition: opacity 2s ease 1s; pointer-events: none; }
.proposal-card.visible .proposal-rose { opacity: 0.9; }
.left-rose  { left: -25px; transform: scaleX(-1); }
.right-rose { right: -25px; }

/* ===== DECISION ===== */
.decision-container {
    display: flex; justify-content: center; gap: 30px;
    margin-top: 50px; transition: opacity 1s ease-in;
}
.decision-container.hidden { opacity: 0; pointer-events: none; }
.decision-btn {
    font-family: 'Share Tech Mono', monospace; font-size: 1.5rem;
    padding: 16px 44px; cursor: pointer; background: rgba(0,0,0,0.7);
    border-radius: 4px; transition: all 0.35s; backdrop-filter: blur(6px);
    display: flex; align-items: center; gap: 10px;
}
.btn-heart { filter: drop-shadow(0 0 4px var(--neon-pink)); }
.yes-btn {
    border: 2px solid var(--neon-pink); color: var(--neon-pink);
    text-shadow: 0 0 12px var(--neon-pink);
    box-shadow: 0 0 20px rgba(255,42,133,0.3), inset 0 0 10px rgba(255,42,133,0.1);
}
.yes-btn:hover {
    background: var(--neon-pink); color: #fff; text-shadow: none;
    box-shadow: 0 0 50px var(--neon-pink), 0 0 100px rgba(255,42,133,0.3);
}
.yes-btn:hover .btn-heart path { fill: #fff; }
.no-btn { border: 2px solid var(--chrome-2); color: var(--chrome-2); }

/* ===== RESPONSIVE ===== */
@media (max-width: 700px) {
    .projection-content { font-size: 0.92rem; }
    .proposal-card .projection-content { font-size: 1.1rem; }
    .card-layout { flex-direction: column !important; }
    .card-img-side.img-horizontal,
    .card-img-side.img-vertical { width: 100% !important; max-width: 220px; margin: 0 auto; }
    .card-img-stack { flex-direction: row; width: 100%; justify-content: center; }
    .card-img-stack .card-img-side.img-horizontal { width: 140px !important; }
    .decision-container { flex-direction: column; gap: 18px; align-items: center; }
    .decision-btn { width: 100%; max-width: 320px; justify-content: center; }
    .proposal-rose { display: none; }
    .projection-card { padding: 18px 18px 18px 22px; }
    .vine-branch-left { left: -40px; width: 44px; }
    .vine-branch-right { right: -40px; width: 44px; }
    .card-bottom-img .card-img-side.img-horizontal { width: 180px; }
}

/* ===== AUDIO PLAYER ===== */
.player-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 280px;
    background-color: rgba(5, 5, 10, 0.85);
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
    border-radius: 6px;
    font-family: 'Share Tech Mono', monospace;
    z-index: 999;
    transition: opacity 0.5s ease, transform 0.5s ease;
    backdrop-filter: blur(5px);
}
.player-container.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}
.player-header {
    background: var(--neon-blue);
    color: #000;
    padding: 4px 10px;
    font-weight: bold;
    font-size: 0.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.player-dots .dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #000;
    margin-left: 3px;
    border-radius: 50%;
}
.player-body { padding: 12px; }
.track-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.85rem;
}
.visualizer {
    display: flex;
    gap: 3px;
    align-items: flex-end;
    height: 15px;
}
.visualizer .bar {
    width: 3px;
    height: 100%;
    background-color: var(--neon-green);
    animation: bounce 0.8s ease infinite alternate;
}
.visualizer .bar:nth-child(2) { animation-delay: 0.2s; }
.visualizer .bar:nth-child(3) { animation-delay: 0.4s; }
.visualizer .bar:nth-child(4) { animation-delay: 0.1s; }
@keyframes bounce {
    0% { height: 20%; }
    100% { height: 100%; }
}
.player-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.control-btn {
    background: transparent;
    border: 1px solid var(--neon-pink);
    color: var(--neon-pink);
    padding: 5px 12px;
    cursor: pointer;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    text-shadow: 0 0 5px var(--neon-pink);
    transition: all 0.2s;
}
.control-btn:hover {
    background: var(--neon-pink);
    color: #fff;
    box-shadow: 0 0 10px var(--neon-pink);
}
#volume-slider {
    width: 80px;
    accent-color: var(--neon-green);
    cursor: pointer;
}