/**
 * 几何未来主义风格 - 共享样式
 * Geometric Futurism Theme
 */

/* ============================================
   CSS变量定义
   ============================================ */
:root {
    --geo-bg: #ffffff;
    --geo-bg-alt: #f8f9fa;
    --geo-primary: #1a1a2e;
    --geo-accent: #e94560;
    --geo-accent-alt: #0f3460;
    --geo-text: #1a1a2e;
    --geo-text-light: #4a4a5a;
    --geo-text-muted: #8a8a9a;
    --geo-border: #e0e0e5;
}

/* ============================================
   基础重置
   ============================================ */
.geo-theme * {
    box-sizing: border-box;
}

.geo-theme body {
    font-family: 'Noto Sans SC', sans-serif;
    background: var(--geo-bg);
    color: var(--geo-text);
    position: relative;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.geo-theme main,
.geo-theme .geo-content,
.geo-theme > div:not(.geo-nav):not(.geo-footer):not(.geo-modal):not(#version-info) {
    flex: 1;
}

/* 几何网格背景 */
.geo-theme body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: 
        linear-gradient(135deg, transparent 49%, var(--geo-border) 49%, var(--geo-border) 51%, transparent 51%),
        linear-gradient(45deg, transparent 49%, rgba(233, 69, 96, 0.05) 49%, rgba(233, 69, 96, 0.05) 51%, transparent 51%);
    background-size: 60px 60px, 60px 60px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

/* ============================================
   导航栏
   ============================================ */
.geo-nav { 
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100; 
    display: flex; justify-content: space-between; align-items: center; 
    padding: 1rem 2.5rem; 
    background: var(--geo-bg); 
    border-bottom: 3px solid var(--geo-primary);
}

.geo-logo { 
    font-family: 'Bebas Neue', sans-serif; 
    font-size: 1.8rem; 
    font-weight: 400; 
    color: var(--geo-primary); 
    text-decoration: none; 
    letter-spacing: 3px; 
    position: relative; 
}
.geo-logo::after { 
    content: ''; 
    position: absolute; 
    bottom: -3px; left: 0; 
    width: 30px; height: 3px; 
    background: var(--geo-accent); 
}

.geo-nav__links { display: flex; gap: 2rem; }

.geo-nav__link { 
    font-family: 'Space Grotesk', sans-serif; 
    font-size: 0.85rem; 
    font-weight: 500; 
    color: var(--geo-text-light); 
    text-decoration: none; 
    text-transform: uppercase; 
    letter-spacing: 1px; 
    transition: all 0.3s ease; 
    position: relative; 
}
.geo-nav__link::before { 
    content: ''; 
    position: absolute; 
    bottom: -3px; left: 0; 
    width: 0; height: 3px; 
    background: var(--geo-accent); 
    transition: width 0.3s ease; 
}
.geo-nav__link:hover { color: var(--geo-primary); }
.geo-nav__link:hover::before { width: 100%; }
.geo-nav__link.active { color: var(--geo-primary); }
.geo-nav__link.active::before { width: 100%; }

.geo-nav__stats { 
    display: flex; align-items: center; gap: 0.5rem; 
    background: var(--geo-primary); 
    color: white; 
    padding: 0.5rem 1rem; 
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
.geo-nav__number { font-family: 'Bebas Neue', sans-serif; font-size: 1.3rem; letter-spacing: 1px; }
.geo-nav__label { font-family: 'Space Grotesk', sans-serif; font-size: 0.65rem; letter-spacing: 1px; text-transform: uppercase; }

/* ============================================
   Hero区域
   ============================================ */
.geo-hero { 
    position: relative; z-index: 1; 
    min-height: 80vh; 
    display: flex; align-items: center; justify-content: center; 
    padding: 5rem 2rem 3rem;
    margin-top: 60px;
}

.geo-hero__content { text-align: center; max-width: 900px; position: relative; }
.geo-hero__content::before { 
    content: ''; 
    position: absolute; 
    top: -30px; left: 50%; 
    transform: translateX(-50%); 
    width: 100px; height: 100px; 
    background: var(--geo-accent); 
    opacity: 0.1; 
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.geo-hero__title { 
    font-family: 'Bebas Neue', sans-serif; 
    font-size: 5rem; 
    line-height: 0.95; 
    margin-bottom: 1rem; 
    color: var(--geo-primary); 
    letter-spacing: 5px; 
    position: relative; 
}
.geo-hero__title span { display: block; }
.geo-hero__title .accent { color: var(--geo-accent); }

.geo-hero__subtitle { 
    font-family: 'Space Grotesk', sans-serif; 
    font-size: 1rem; 
    color: var(--geo-text-light); 
    letter-spacing: 3px; 
    text-transform: uppercase; 
    margin-bottom: 2rem;
}

.geo-hero__cta { display: inline-flex; gap: 1.5rem; }

/* ============================================
   按钮
   ============================================ */
.geo-btn { 
    font-family: 'Space Grotesk', sans-serif; 
    padding: 0.9rem 2rem; 
    font-size: 0.85rem; 
    font-weight: 500; 
    letter-spacing: 2px; 
    text-transform: uppercase; 
    border: none; cursor: pointer; 
    transition: all 0.3s ease; 
    position: relative; overflow: hidden;
}
.geo-btn--primary { 
    background: var(--geo-accent); 
    color: white; 
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.geo-btn--primary:hover { 
    transform: translateY(-3px); 
    box-shadow: 8px 8px 0 var(--geo-primary);
}
.geo-btn--secondary { 
    background: transparent; 
    color: var(--geo-primary); 
    border: 2px solid var(--geo-primary); 
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.geo-btn--secondary:hover { 
    background: var(--geo-primary); 
    color: white;
}

/* ============================================
   内容区块
   ============================================ */
.geo-section { 
    position: relative; 
    z-index: 1; 
    padding: 3rem 2rem; 
}

.geo-section__header { 
    display: flex; align-items: center; gap: 1.5rem; 
    margin-bottom: 2rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}
.geo-section__shape { 
    width: 20px; height: 20px; 
    background: var(--geo-accent); 
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}
.geo-section__title { 
    font-family: 'Bebas Neue', sans-serif; 
    font-size: 2rem; 
    color: var(--geo-primary); 
    letter-spacing: 2px;
}
.geo-section__line { 
    flex: 1; height: 3px; 
    background: linear-gradient(90deg, var(--geo-primary), transparent);
}

/* ============================================
   卡片网格
   ============================================ */
.geo-grid { 
    display: grid; 
    grid-template-columns: repeat(5, 1fr); 
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.geo-card { 
    position: relative; 
    background: var(--geo-bg); 
    border: 2px solid var(--geo-border); 
    overflow: hidden; 
    transition: all 0.4s ease;
    cursor: pointer;
}
.geo-card::before { 
    content: ''; 
    position: absolute; 
    top: 0; left: 0; 
    width: 20px; height: 20px; 
    background: var(--geo-accent); 
    clip-path: polygon(0 0, 100% 0, 0 100%); 
    opacity: 0; 
    transition: opacity 0.3s ease;
}
.geo-card:hover::before { opacity: 1; }
.geo-card:hover { 
    transform: translateY(-5px); 
    border-color: var(--geo-primary); 
    box-shadow: 8px 8px 0 var(--geo-accent);
}

.geo-card__cover { 
    width: 100%; aspect-ratio: 1; 
    background: linear-gradient(135deg, var(--geo-bg-alt), #e8e8ed); 
    position: relative; overflow: hidden;
}
.geo-card__fallback { 
    position: absolute; 
    top: 50%; left: 50%; 
    transform: translate(-50%, -50%); 
    font-size: 2.5rem; 
    color: var(--geo-text-muted); 
    opacity: 0.3;
}
.geo-card__play { 
    position: absolute; 
    bottom: 10px; right: 10px; 
    width: 38px; height: 38px;
    background: var(--geo-accent); 
    border: none; 
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 0.8rem; cursor: pointer;
    opacity: 0; transform: scale(0.8);
    transition: all 0.3s ease;
}
.geo-card:hover .geo-card__play { opacity: 1; transform: scale(1); }

.geo-card__info { padding: 1rem; border-top: 2px solid var(--geo-border); }
.geo-card__title { 
    font-family: 'Space Grotesk', sans-serif; 
    font-size: 0.9rem; font-weight: 600;
    color: var(--geo-primary); 
    margin-bottom: 0.3rem; 
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.geo-card__artist { 
    font-family: 'Outfit', sans-serif; 
    font-size: 0.75rem;
    color: var(--geo-text-light);
}

/* ============================================
   搜索区域
   ============================================ */
.geo-search {
    max-width: 1400px;
    margin: 0 auto 2rem;
    padding: 0 2rem;
}

.geo-search__wrapper {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.geo-search__input {
    width: 100%;
    padding: 1rem 1.5rem;
    padding-right: 50px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    border: 2px solid var(--geo-border);
    background: var(--geo-bg);
    color: var(--geo-text);
    transition: all 0.3s ease;
}
.geo-search__input:focus {
    outline: none;
    border-color: var(--geo-accent);
}

.geo-search__btn {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 50px;
    background: var(--geo-accent);
    border: none;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}
.geo-search__btn:hover {
    background: var(--geo-primary);
}

/* ============================================
   筛选和排序
   ============================================ */
.geo-filter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto 2rem;
    padding: 0 2rem;
}

.geo-filter__tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.geo-filter__tag {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border: 2px solid var(--geo-border);
    background: var(--geo-bg);
    color: var(--geo-text-light);
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.geo-filter__tag:hover {
    border-color: var(--geo-accent);
    color: var(--geo-accent);
}
.geo-filter__tag.active {
    background: var(--geo-accent);
    border-color: var(--geo-accent);
    color: white;
}

.geo-sort {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.geo-sort__label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    color: var(--geo-text-muted);
    text-transform: uppercase;
}

.geo-sort__select {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    border: 2px solid var(--geo-border);
    background: var(--geo-bg);
    color: var(--geo-text);
    cursor: pointer;
}

/* ============================================
   分页
   ============================================ */
.geo-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.geo-pagination__info {
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    color: var(--geo-text-muted);
}

.geo-pagination__controls {
    display: flex;
    gap: 0.5rem;
}

.geo-pagination__btn,
.page-btn {
    font-family: 'Space Grotesk', sans-serif;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--geo-border);
    background: var(--geo-bg);
    color: var(--geo-text);
    cursor: pointer;
    transition: all 0.3s ease;
}
.geo-pagination__btn:hover,
.page-btn:hover {
    border-color: var(--geo-accent);
    color: var(--geo-accent);
}
.geo-pagination__btn.active,
.page-btn.active {
    background: var(--geo-accent);
    border-color: var(--geo-accent);
    color: white;
}
.geo-pagination__btn:disabled,
.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   页脚
   ============================================ */
.geo-footer {
    position: relative;
    z-index: 1;
    padding: 2rem;
    background: var(--geo-primary);
    color: white;
    text-align: center;
}

.geo-footer__logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

.geo-footer__text {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

/* ============================================
   播放器
   ============================================ */
.geo-player { 
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
    background: var(--geo-primary); 
    padding: 0.75rem 1.5rem;
    display: flex; align-items: center; gap: 1.5rem;
    clip-path: polygon(0 12px, 0 0, 100% 0, 100% 100%, 0 100%, 0 calc(100% - 12px));
}
.geo-player__info { display: flex; align-items: center; gap: 0.8rem; min-width: 220px; }
.geo-player__cover { 
    width: 42px; height: 42px;
    background: var(--geo-accent); 
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; color: white;
    clip-path: polygon(15% 0, 100% 0, 100% 100%, 15% 100%, 0 50%);
}
.geo-player__title { 
    font-family: 'Space Grotesk', sans-serif; 
    font-size: 0.85rem; 
    color: white; 
    font-weight: 500;
}
.geo-player__artist { 
    font-family: 'Outfit', sans-serif; 
    font-size: 0.7rem; 
    color: rgba(255,255,255,0.6);
}

.geo-player__controls {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.geo-player__buttons { display: flex; align-items: center; gap: 1rem; }
.geo-player__btn { 
    background: none; 
    border: none; 
    color: rgba(255,255,255,0.6); 
    font-size: 0.85rem; 
    cursor: pointer; 
    transition: all 0.3s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.geo-player__btn:hover { color: var(--geo-accent); }
.geo-player__btn--play { 
    width: 38px; height: 38px;
    background: var(--geo-accent); 
    color: white; 
    display: flex; align-items: center; justify-content: center;
    clip-path: polygon(15% 0, 100% 0, 100% 100%, 15% 100%, 0 50%);
}

.geo-player__progress { 
    width: 100%;
    display: flex; align-items: center; gap: 0.8rem;
}
.geo-player__bar { 
    flex: 1; height: 4px; 
    background: rgba(255,255,255,0.2); 
    position: relative; cursor: pointer;
}
.geo-player__bar-fill { height: 100%; width: 35%; background: var(--geo-accent); }
.geo-player__time { 
    font-family: 'Outfit', sans-serif; 
    font-size: 0.7rem; 
    color: rgba(255,255,255,0.5); 
    min-width: 35px;
}

.geo-player__volume {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 120px;
}
.geo-player__volume-icon {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
}
.geo-player__volume-bar {
    flex: 1;
    height: 4px;
    background: rgba(255,255,255,0.2);
    position: relative;
    cursor: pointer;
}
.geo-player__volume-fill {
    height: 100%;
    width: 70%;
    background: var(--geo-accent);
}

/* ============================================
   模态框
   ============================================ */
.geo-modal {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(26, 26, 46, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}
.geo-modal.active {
    display: flex;
}

.geo-modal__content {
    background: var(--geo-bg);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border: 3px solid var(--geo-primary);
    position: relative;
}

.geo-modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    background: var(--geo-accent);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.3s ease;
}
.geo-modal__close:hover {
    background: var(--geo-primary);
}

.geo-modal__header {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--geo-primary);
    color: white;
}

.geo-modal__cover {
    width: 150px;
    height: 150px;
    background: var(--geo-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    clip-path: polygon(10% 0, 100% 0, 100% 90%, 90% 100%, 0 100%, 0 10%);
}

.geo-modal__info {
    flex: 1;
}

.geo-modal__title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.8rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.geo-modal__artist {
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 1rem;
}

.geo-modal__meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.geo-modal__meta-item {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.geo-modal__body {
    padding: 1.5rem 2rem;
}

.geo-modal__description {
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    color: var(--geo-text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--geo-border);
}

.geo-modal__tracklist h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.2rem;
    color: var(--geo-primary);
    letter-spacing: 2px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.geo-modal__tracks {
    list-style: none;
    max-height: 300px;
    overflow-y: auto;
}

.geo-modal__track {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border-bottom: 1px solid var(--geo-border);
    transition: all 0.3s ease;
    cursor: pointer;
}
.geo-modal__track:hover {
    background: var(--geo-bg-alt);
}

.geo-modal__track-num {
    font-family: 'Bebas Neue', sans-serif;
    width: 30px;
    color: var(--geo-text-muted);
}

.geo-modal__track-title {
    flex: 1;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    color: var(--geo-text);
}

.geo-modal__track-duration {
    font-family: 'Outfit', sans-serif;
    font-size: 0.8rem;
    color: var(--geo-text-muted);
}

/* ============================================
   加载状态
   ============================================ */
.geo-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    gap: 1rem;
}

.geo-loading__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--geo-border);
    border-top-color: var(--geo-accent);
    border-radius: 50%;
    animation: geo-spin 1s linear infinite;
}

@keyframes geo-spin {
    to { transform: rotate(360deg); }
}

.geo-loading__text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    color: var(--geo-text-muted);
}

/* ============================================
   响应式布局
   ============================================ */
@media (max-width: 1200px) {
    .geo-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 900px) {
    .geo-grid { grid-template-columns: repeat(3, 1fr); }
    .geo-hero__title { font-size: 3.5rem; }
    .geo-nav { padding: 0.8rem 1.5rem; }
}

@media (max-width: 600px) {
    .geo-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
    .geo-nav__links { display: none; }
    .geo-hero__title { font-size: 2.5rem; }
    .geo-hero__subtitle { font-size: 0.85rem; }
    .geo-section { padding: 2rem 1rem; }
    .geo-player { 
        padding: 0.5rem 1rem; 
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .geo-player__info { min-width: auto; }
    .geo-player__volume { display: none; }
    .geo-filter { flex-direction: column; align-items: flex-start; }
}

/* ============================================
   曲目原始信息样式
   ============================================ */
.track-subtitle {
    display: block;
    font-size: 0.75rem;
    color: var(--geo-text-muted);
    font-family: 'Outfit', sans-serif;
    margin-top: 2px;
}

.track-original {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    flex: 1;
    min-width: 0;
}

.track-original-link {
    color: var(--geo-accent);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
    flex-shrink: 0;
}

.track-original-link:hover {
    color: var(--geo-primary);
}

.track-confidence {
    flex-shrink: 0;
}

.track-confidence--high {
    color: #28a745;
}

.track-confidence--medium {
    color: #ffc107;
}

.track-confidence--low {
    color: var(--geo-text-muted);
}

/* THBWiki link in playlist */
.playlist-item .track-original-link {
    margin-left: 0.5rem;
    font-size: 0.8rem;
}

/* Confidence badge in playlist */
.playlist-item .track-confidence {
    font-size: 0.7rem;
    margin-left: 0.25rem;
}