/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    background: linear-gradient(135deg, #0d1b2a 0%, #1a237e 50%, #0d1b2a 100%);
    color: #e0e0e0;
    min-height: 100vh;
    padding: 20px;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* 页面切换 */
.page {
    display: none;
    animation: fadeIn 0.5s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 首页 */
#home-page {
    text-align: center;
    padding: 40px 20px;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: #90caf9;
    text-shadow: 0 0 20px rgba(144, 202, 249, 0.5);
}

.subtitle {
    font-size: 1.2em;
    color: #bbdefb;
    margin-bottom: 30px;
}

.intro {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    border: 1px solid rgba(144, 202, 249, 0.3);
}

.intro p {
    margin: 10px 0;
    color: #e3f2fd;
}

.start-btn {
    background: linear-gradient(135deg, #1976d2, #42a5f5);
    color: white;
    border: none;
    padding: 15px 60px;
    font-size: 1.3em;
    border-radius: 50px;
    cursor: pointer;
    margin: 30px 0;
    box-shadow: 0 5px 20px rgba(66, 165, 245, 0.4);
    transition: all 0.3s ease;
}

.start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(66, 165, 245, 0.6);
}

.disclaimer {
    background: rgba(255, 152, 0, 0.1);
    border-left: 4px solid #ff9800;
    padding: 15px;
    margin-top: 30px;
    border-radius: 5px;
    font-size: 0.9em;
    color: #ffe0b2;
}

.disclaimer p {
    margin: 5px 0;
}

/* 选牌页面（扇形） */
#select-page {
    text-align: center;
    padding: 20px;
}

#select-page h2 {
    color: #90caf9;
    margin-bottom: 10px;
}

.hint {
    color: #bbdefb;
    margin-bottom: 30px;
    font-size: 1.2em;
}

#selected-count {
    color: #64b5f6;
    font-weight: bold;
}

.fan-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
    max-height: 620px;
    overflow-y: auto;
    padding: 15px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
}

.card-column {
    display: flex;
    flex-direction: column;
    gap: 5px;
    max-height: 600px;
    overflow-y: auto;
    padding: 5px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    min-width: 80px;
}

.card-column::-webkit-scrollbar {
    width: 8px;
}

.card-column::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.card-column::-webkit-scrollbar-thumb {
    background: #64b5f6;
    border-radius: 4px;
}

.fan-card {
    width: 70px;
    height: 93px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    border: 1px solid #90caf9;
    flex-shrink: 0;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #1a237e;
}

.fan-card:hover {
    transform: scale(1.08);
    z-index: 100;
    box-shadow: 0 10px 30px rgba(144, 202, 249, 0.6);
}

.fan-card.selected {
    border: 3px solid #ffb74d;
    box-shadow: 0 0 25px rgba(255, 183, 77, 0.9);
    transform: scale(1.05);
}

.fan-card .card-back {
    width: 100%;
    height: 100%;
    background: url('../images/back/back_v2.jpg') center/cover;
}

.confirm-btn {
    background: linear-gradient(135deg, #64b5f6, #42a5f5);
    color: white;
    border: none;
    padding: 12px 50px;
    font-size: 1.2em;
    border-radius: 50px;
    cursor: pointer;
    margin-top: 30px;
    box-shadow: 0 5px 20px rgba(100, 181, 246, 0.4);
}

.confirm-btn:disabled {
    background: #546e7a;
    cursor: not-allowed;
    box-shadow: none;
}

/* 翻牌页面 */
#flip-page {
    text-align: center;
    padding: 20px;
}

#flip-page h2 {
    color: #90caf9;
    margin-bottom: 10px;
}

/* 卡牌样式 */
.card-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.card-slot {
    perspective: 1000px;
    width: 150px;
    height: 200px;
}

.card {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
}

.card.back {
    transform: rotateY(0deg);
}

.card.flipped {
    transform: rotateY(180deg);
}

.card.reversed.flipped {
    transform: rotateY(180deg) rotateZ(180deg);
}

.card-back, .fan-card .card-back {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    backface-visibility: hidden;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    border: 3px solid #90caf9;
    background: url('../images/back/back_v2.jpg') center/cover no-repeat !important;
    background-color: #1a237e !important;
}

.card-front {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    transform: rotateY(180deg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    border: 2px solid #64b5f6;
    background: #1a237e;
}

.card-front img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 15px;
    display: block;
}

/* 解锁区域 */
.unlock-section {
    margin-top: 40px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    border: 2px solid #90caf9;
}

.unlock-text {
    font-size: 1.3em;
    color: #e3f2fd;
    margin-bottom: 20px;
}

.unlock-btn {
    background: linear-gradient(135deg, #ff9800, #ffb74d);
    color: white;
    border: none;
    padding: 12px 40px;
    font-size: 1.1em;
    border-radius: 50px;
    cursor: pointer;
    margin: 10px;
    box-shadow: 0 5px 20px rgba(255, 152, 0, 0.4);
}

.skip-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid #90caf9;
    padding: 12px 40px;
    font-size: 1.1em;
    border-radius: 50px;
    cursor: pointer;
    margin: 10px;
}

/* 解读页面 */
#reading-page {
    padding: 20px;
}

#reading-page h2 {
    text-align: center;
    color: #90caf9;
    margin-bottom: 30px;
}

.reading-container {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
}

.position {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(144, 202, 249, 0.3);
}

.position:last-child {
    border-bottom: none;
}

.position h3 {
    color: #64b5f6;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.card-display {
    text-align: center;
    margin: 20px 0;
}

.card-display img {
    width: 120px;
    height: 160px;
    object-fit: contain;
    border-radius: 8px;
    border: 2px solid #90caf9;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.card-name {
    color: #90caf9;
    font-size: 1.2em;
    margin-top: 10px;
    font-weight: bold;
}

.reading-text {
    background: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 10px;
    margin-top: 15px;
    line-height: 1.8;
    color: #e3f2fd;
    border-left: 4px solid #64b5f6;
}

.summary {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid #90caf9;
}

.summary h3 {
    color: #ffb74d;
    font-size: 1.5em;
    margin-bottom: 20px;
}

/* 操作按钮 */
.actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.action-btn {
    background: linear-gradient(135deg, #1976d2, #42a5f5);
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1em;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(66, 165, 245, 0.4);
}

.action-btn.secondary {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid #90caf9;
}

/* 响应式 */
@media (max-width: 768px) {
    h1 {
        font-size: 2em;
    }
    
    .fan-container {
        height: 500px;
    }
    
    .fan-card {
        width: 60px !important;
        height: 80px !important;
    }
    
    .card-slot {
        width: 120px !important;
        height: 160px !important;
    }
    
    .card-column {
        min-width: 70px !important;
    }
    
    .start-btn {
        padding: 12px 40px;
        font-size: 1.1em;
    }
}