:root {
    --pop-yellow: #FFE600;
    --pop-pink: #FF00CC;
    --pop-cyan: #00FFFF;
    --pop-black: #121212;
    --pop-white: #ffffff;
}

body {
    margin: 0;
    overflow: hidden;
    background-color: var(--pop-black);
    font-family: 'Space Mono', monospace; /* V2: Tech/Code font */
    color: var(--pop-white);
    user-select: none;
    cursor: crosshair; /* V2: Tech cursor */
}

* {
    box-sizing: border-box;
}

/* 波普风背景点阵 */
.pop-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--pop-pink) 1px, transparent 1px);
    background-size: 30px 30px; /* 点阵大小 */
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

/* V2: Floating Memphis Shapes Background */
.pop-bg::before {
    content: '';
    position: absolute;
    width: 100%; height: 100%;
    top: 0; left: 0;
    background-image: 
        radial-gradient(circle, var(--pop-cyan) 20%, transparent 20%), 
        radial-gradient(circle, var(--pop-yellow) 20%, transparent 20%);
    background-size: 180px 180px, 120px 120px;
    background-position: 0 0, 60px 60px;
    opacity: 0.3;
    animation: floatBg 20s linear infinite;
}

@keyframes floatBg {
    0% { background-position: 0 0, 60px 60px; }
    100% { background-position: 180px 180px, 240px 240px; }
}

#canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* 抽卡时的闪光层 */
#flash-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    opacity: 0;
    pointer-events: none;
    z-index: 99;
    transition: opacity 0.1s ease-out;
}

#wipe-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    z-index: 98;
    transform: translateX(-140%) skewX(-14deg);
}

#burst-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    z-index: 98;
    transform: scale(0.2);
    mix-blend-mode: screen;
}

/* 主 UI 层 */
#ui-layer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    text-align: center;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#ui-layer.hidden {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
}

h1 {
    font-family: 'Russo One', sans-serif; /* V2: Bold Title */
    font-size: 6rem;
    font-weight: 400;
    line-height: 0.9;
    margin: 0;
    color: var(--pop-yellow);
    text-shadow: 
        4px 4px 0px var(--pop-pink),
        -2px -2px 0px var(--pop-cyan); /* V2: Chromatic shift */
    font-style: italic;
    transform: rotate(-3deg);
    animation: floatText 3s ease-in-out infinite, glitchSkew 5s infinite; /* V2: Glitch Anim */
    letter-spacing: -0.02em;
}

@keyframes glitchSkew {
    0%, 100% { transform: rotate(-3deg) skew(0deg); }
    20% { transform: rotate(-3deg) skew(0deg); }
    21% { transform: rotate(-3deg) skew(10deg); }
    22% { transform: rotate(-3deg) skew(-10deg); }
    23% { transform: rotate(-3deg) skew(0deg); }
}

p {
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--pop-white);
    color: var(--pop-black);
    display: inline-block;
    padding: 8px 15px;
    margin-top: 20px;
    transform: rotate(2deg);
    box-shadow: 6px 6px 0px var(--pop-black);
    border: 2px solid var(--pop-black); /* V2: Border */
}

.hint-text {
    display: block;
    margin-top: 40px;
    font-size: 1rem;
    color: var(--pop-cyan);
    font-weight: bold;
    animation: blink 1s infinite;
}

/* 博客详情卡片 (Gacha Card Style V2: Cyber Data-Pad) */
#blog-info {
    position: absolute;
    top: 50%;
    left: 50%;
    --fit-scale: 1;
    transform: translate(-50%, -50%) scale(0);
    width: 90%;
    max-width: 520px;
    background: transparent; /* V2: Transparent to show pseudo-borders */
    border: 0; /* Remove default border for clip-path style */
    /* Clip-path for Tech shape */
    clip-path: polygon(
        0% 0%, 
        100% 0%, 
        100% 85%, 
        90% 100%, 
        0% 100%
    );
    padding: 40px 40px 60px 40px; /* Extra bottom padding for cut corner */
    z-index: 10;
    text-align: center;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s;
}

/* V2: Scanlines Overlay */
.scanlines {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0),
        rgba(255,255,255,0) 50%,
        rgba(0,0,0,0.1) 50%,
        rgba(0,0,0,0.1)
    );
    background-size: 100% 4px;
    z-index: 999;
    pointer-events: none;
    opacity: 0.6;
}

/* V2: Pill Hover Effects */
#chapter-desc .pill {
    transition: transform 0.1s, background 0.1s;
}
#chapter-desc .pill:hover {
    transform: rotate(0deg) scale(1.1);
    background: var(--pop-white);
    color: var(--pop-black);
    z-index: 10;
    cursor: help;
}

/* Pseudo-element for the border effect since clip-path cuts borders */
#blog-info::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--pop-black);
    z-index: -2;
    clip-path: polygon(
        0% 0%, 
        100% 0%, 
        100% 85%, 
        90% 100%, 
        0% 100%
    );
}
/* Inner background to simulate border thickness */
#blog-info::after {
    content: '';
    position: absolute;
    top: 4px; left: 4px; right: 4px; bottom: 4px;
    background: var(--pop-yellow);
    z-index: -1;
    clip-path: polygon(
        0% 0%, 
        100% 0%, 
        100% 85%, 
        90% 100%, 
        0% 100%
    );
}

#blog-info.active {
    opacity: 1;
    transform: translate(-50%, -50%) scale(var(--fit-scale, 1));
    pointer-events: auto;
}

#blog-info.chapter-pop {
    animation: chapterPop 0.52s ease;
}

#blog-info h2 {
    font-family: 'Russo One', sans-serif; /* V2 */
    font-size: 3.5rem;
    margin: 0 0 15px 0;
    color: var(--pop-white);
    text-shadow: 4px 4px 0px var(--pop-black);
    -webkit-text-stroke: 2px var(--pop-black);
    font-weight: 400;
    text-transform: uppercase;
    position: relative;
    z-index: 2;
    letter-spacing: 0.05em;
}

#blog-info .description {
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--pop-black);
    font-weight: 700;
    margin-bottom: 30px;
    background: var(--pop-white);
    padding: 15px;
    border: 2px solid var(--pop-black);
    position: relative;
    z-index: 2;
    max-height: 60vh;
    overflow-y: auto;
    /* 自定义滚动条样式 */
    scrollbar-width: thin;
    scrollbar-color: var(--pop-cyan) var(--pop-black);
}

#blog-info .description::-webkit-scrollbar {
    width: 8px;
}
#blog-info .description::-webkit-scrollbar-track {
    background: var(--pop-black);
}
#blog-info .description::-webkit-scrollbar-thumb {
    background: var(--pop-cyan);
    border: 2px solid var(--pop-black);
}

#chapter-desc .sec-title {
    display: inline-block;
    padding: 4px 10px;
    margin: 2px 0 8px 0;
    background: var(--pop-black);
    color: var(--pop-cyan);
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    font-weight: 900;
    letter-spacing: 0.08em;
}

#chapter-desc .pill {
    display: inline-block;
    padding: 4px 10px;
    margin: 4px 6px 2px 0;
    border: 2px solid var(--pop-black);
    box-shadow: 2px 2px 0px var(--pop-black);
    font-weight: 900;
    transform: rotate(-1deg);
    background: var(--pop-yellow);
    color: var(--pop-black);
}

#chapter-desc .pill.pink {
    background: var(--pop-pink);
    color: var(--pop-white);
}

#chapter-desc .pill.cyan {
    background: var(--pop-cyan);
    color: var(--pop-black);
}

#chapter-desc .hl {
    color: var(--pop-pink);
    font-weight: 900;
    text-shadow: 1px 1px 0px var(--pop-black);
}

#chapter-desc .bigline {
    display: inline-block;
    font-size: 1.25em;
    font-weight: 900;
    color: var(--pop-black);
    background: var(--pop-cyan);
    padding: 2px 8px;
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    transform: rotate(1deg);
}

#chapter-desc .impact {
    display: inline-block;
    font-weight: 900;
    color: var(--pop-white);
    background: var(--pop-pink);
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    padding: 2px 8px;
}

#chapter-desc .small {
    display: inline-block;
    opacity: 0.9;
    font-size: 0.95em;
}

#chapter-desc .neon {
    color: var(--pop-yellow);
    text-shadow:
        2px 2px 0px var(--pop-black),
        0 0 10px rgba(0, 255, 255, 0.35);
}

#chapter-desc .proj-title {
    display: inline-block;
    font-size: 1.35em;
    font-weight: 900;
    color: var(--pop-black);
    background: var(--pop-yellow);
    padding: 2px 10px;
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    transform: rotate(-1deg);
}

#chapter-desc .proj-tag {
    display: inline-block;
    margin-top: 6px;
    padding: 3px 10px;
    font-weight: 900;
    background: var(--pop-black);
    color: var(--pop-cyan);
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    letter-spacing: 0.08em;
}

.action-btn {
    font-family: 'Russo One', sans-serif; /* V2 */
    background: var(--pop-pink);
    border: 3px solid var(--pop-black);
    color: var(--pop-white);
    padding: 15px 30px;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 6px 6px 0px var(--pop-black);
    transition: transform 0.1s, box-shadow 0.1s;
    position: relative;
    z-index: 5;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.action-btn:hover {
    transform: translate(-4px, -4px);
    box-shadow: 10px 10px 0px var(--pop-cyan); /* V2: Cyan shadow on hover */
    background: var(--pop-white);
    color: var(--pop-black);
}

.action-btn:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--pop-black);
}

#chapter-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

#hire-btn {
    display: none;
    width: 100%;
    font-size: 2rem;
    padding: 20px 20px;
    margin-bottom: 12px;
}

#email-reveal {
    display: none;
    background: var(--pop-black);
    color: var(--pop-cyan);
    border: 3px solid var(--pop-cyan);
    box-shadow: 6px 6px 0px var(--pop-black);
    padding: 14px 16px;
    font-weight: 900;
    margin-bottom: 18px;
    position: relative;
    z-index: 6;
    word-break: break-word;
}

/* 底部指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.9rem;
    color: var(--pop-cyan);
    font-weight: bold;
    z-index: 2;
    text-shadow: 2px 2px 0px black;
}

#chapter-desc .chart-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
}

#chapter-desc .chart-card {
    background: rgba(255, 255, 255, 0.92);
    border: 2px solid var(--pop-black);
    box-shadow: 4px 4px 0px var(--pop-black);
    padding: 10px 10px;
    text-align: left;
    transform: rotate(-0.4deg);
}

#chapter-desc .chart-title {
    display: inline-block;
    font-weight: 900;
    letter-spacing: 0.08em;
    font-size: 0.9em;
    color: var(--pop-white);
    background: var(--pop-black);
    padding: 2px 8px;
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    margin-bottom: 8px;
}

#chapter-desc .bar-row {
    display: grid;
    grid-template-columns: 1fr 1.7fr;
    gap: 8px;
    align-items: center;
    margin: 8px 0;
}

#chapter-desc .bar-label {
    font-weight: 900;
    font-size: 0.85em;
    color: var(--pop-black);
}

#chapter-desc .bar-track {
    height: 12px;
    border: 2px solid var(--pop-black);
    box-shadow: 2px 2px 0px var(--pop-black);
    background: rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
}

#chapter-desc .bar-fill {
    height: 100%;
    width: calc(var(--v, 50) * 1%);
    background: var(--pop-cyan);
    transform-origin: left;
    animation: barFill 0.7s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#chapter-desc .bar-fill.pink { background: var(--pop-pink); }
#chapter-desc .bar-fill.yellow { background: var(--pop-yellow); }

@keyframes barFill {
    0% { transform: scaleX(0); }
    100% { transform: scaleX(1); }
}

#chapter-desc .donut {
    --p: 65;
    --c: var(--pop-cyan);
    width: 108px;
    height: 108px;
    border-radius: 50%;
    background: conic-gradient(var(--c) calc(var(--p) * 1%), rgba(0,0,0,0.10) 0);
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    display: grid;
    place-items: center;
    margin: 6px auto 8px auto;
    position: relative;
    transform: rotate(-10deg);
}

#chapter-desc .donut::after {
    content: '';
    width: 66px;
    height: 66px;
    border-radius: 50%;
    background: var(--pop-white);
    border: 2px solid var(--pop-black);
    box-shadow: 2px 2px 0px var(--pop-black);
    position: absolute;
}

#chapter-desc .donut .donut-text {
    position: relative;
    z-index: 1;
    text-align: center;
    font-weight: 900;
    color: var(--pop-black);
    line-height: 1.1;
}

#chapter-desc .donut .donut-text .num {
    display: block;
    font-size: 1.1em;
}

#chapter-desc .donut .donut-text .cap {
    display: block;
    font-size: 0.7em;
    opacity: 0.9;
}

#chapter-desc .radar {
    width: 100%;
    height: 160px;
    margin-top: 6px;
    border: 2px solid var(--pop-black);
    box-shadow: 3px 3px 0px var(--pop-black);
    background: rgba(0,0,0,0.04);
}

#chapter-desc .radar text {
    font-family: inherit;
    font-weight: 900;
}

@media (max-width: 520px) {
    #chapter-desc .chart-grid { grid-template-columns: 1fr; }
    #chapter-desc .donut { width: 96px; height: 96px; }
    #chapter-desc .donut::after { width: 58px; height: 58px; }
}

@keyframes floatText {
    0%, 100% { transform: rotate(-3deg) translateY(0); }
    50% { transform: rotate(-3deg) translateY(-10px); }
}

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

@keyframes chapterPop {
    0% { transform: translate(-50%, -50%) scale(var(--fit-scale, 1)) rotate(0deg); }
    40% { transform: translate(-50%, -50%) scale(calc(var(--fit-scale, 1) * 1.06)) rotate(-1.5deg); }
    100% { transform: translate(-50%, -50%) scale(var(--fit-scale, 1)) rotate(0deg); }
}

@media (max-width: 768px) {
    h1 { font-size: 3.5rem; }
    #blog-info { padding: 30px 20px; width: 85%; }
    
    /* Mobile: Hide floating elements */
    #floating-layer, #lines-layer {
        display: none;
    }
    
    /* Mobile: Show embedded photo slot (we will create this in JS) */
    .mobile-photo-slot {
        display: flex !important;
        width: 100%;
        height: 180px;
        margin-bottom: 20px;
        background: repeating-linear-gradient(
            45deg,
            rgba(0,0,0,0.05),
            rgba(0,0,0,0.05) 10px,
            rgba(0,0,0,0.1) 10px,
            rgba(0,0,0,0.1) 20px
        );
        border: 2px solid var(--pop-black);
        align-items: center;
        justify-content: center;
        font-weight: 900;
        color: var(--pop-black);
    }
}

/* 语言切换开关 */
.lang-switch {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 100;
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--pop-white);
    background: var(--pop-black);
    padding: 8px 16px;
    border: 2px solid var(--pop-cyan);
    box-shadow: 4px 4px 0px var(--pop-pink);
    cursor: pointer;
    transition: all 0.1s;
}

.lang-switch:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--pop-pink);
}

.lang-switch:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--pop-pink);
}

/* 照片占位符 (PPT Style) */
.photo-slot {
    width: 100%;
    height: 180px;
    background: repeating-linear-gradient(
        45deg,
        rgba(0,0,0,0.05),
        rgba(0,0,0,0.05) 10px,
        rgba(0,0,0,0.1) 10px,
        rgba(0,0,0,0.1) 20px
    );
    border: 3px solid var(--pop-black);
    margin: 15px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pop-black);
    font-weight: 900;
    font-size: 1.2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 4px 4px 0px var(--pop-black);
}

/* V2: Mobile Photo Slot (Hidden on Desktop) */
.mobile-photo-slot {
    display: none;
}

.photo-slot:hover {
    background: repeating-linear-gradient(
        45deg,
        rgba(0,255,255,0.1),
        rgba(0,255,255,0.1) 10px,
        rgba(255,0,204,0.1) 10px,
        rgba(255,0,204,0.1) 20px
    );
    border-color: var(--pop-pink);
    color: var(--pop-pink);
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--pop-black);
}

/* 若有真实图片，img 标签填满 */
.photo-slot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}