/**
 * 防伪码激活系统 - 主样式文件
 * 
 * 响应式设计，移动优先
 */

/* ========================================
   通用样式
   ======================================== */

:root {
    --ac-primary: #4CAF50;
    --ac-primary-hover: #45a049;
    --ac-primary-light: #e8f5e9;
    --ac-secondary: #6c757d;
    --ac-success: #28a745;
    --ac-error: #dc3545;
    --ac-warning: #ffc107;
    --ac-info: #17a2b8;
    --ac-douyin: #fe2c55;
    
    --ac-text-dark: #2c3e50;
    --ac-text-light: #666666;
    --ac-text-muted: #999999;
    
    --ac-bg-white: #ffffff;
    --ac-bg-gray: #f8f9fa;
    --ac-bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --ac-bg-green-gradient: linear-gradient(135deg, #4CAF50 0%, #81C784 100%);
    --ac-border: #dee2e6;
    --ac-border-light: #e9ecef;
    
    --ac-radius: 12px;
    --ac-radius-lg: 16px;
    --ac-shadow: 0 4px 6px rgba(0,0,0,0.07);
    --ac-shadow-hover: 0 8px 15px rgba(0,0,0,0.1);
    --ac-shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
    
    --ac-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
}

.ac-verify-container,
.ac-audio-container,
.ac-profile-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* ========================================
   按钮样式
   ======================================== */

.ac-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    border: none;
    border-radius: var(--ac-radius);
    cursor: pointer;
    transition: var(--ac-transition);
    text-decoration: none;
}

.ac-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--ac-shadow-hover);
}

.ac-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.ac-btn-primary {
    background: var(--ac-primary);
    color: white;
}

.ac-btn-primary:hover {
    background: var(--ac-primary-hover);
}

.ac-btn-secondary {
    background: var(--ac-secondary);
    color: white;
}

.ac-btn-douyin {
    background: linear-gradient(135deg, #ff2d55 0%, #ff6b9d 100%);
    color: white;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 45, 85, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(255, 45, 85, 0);
    }
}

.ac-btn-small {
    padding: 8px 16px;
    font-size: 14px;
}

.ac-btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* ========================================
   加载动画
   ======================================== */

.ac-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.ac-loading {
    text-align: center;
    padding: 40px 20px;
    color: var(--ac-text-muted);
}

.ac-loading .ac-spinner {
    border-color: var(--ac-border);
    border-top-color: var(--ac-primary);
}

/* ========================================
   表单样式
   ======================================== */

.ac-form-group {
    margin-bottom: 20px;
}

.ac-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--ac-text-dark);
}

.ac-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    border: 2px solid var(--ac-border);
    border-radius: var(--ac-radius);
    transition: var(--ac-transition);
}

.ac-input:focus {
    outline: none;
    border-color: var(--ac-primary);
    box-shadow: 0 0 0 3px rgba(255, 45, 85, 0.1);
}

.ac-help-text {
    display: block;
    margin-top: 4px;
    font-size: 14px;
    color: var(--ac-text-muted);
}

/* ========================================
   验证页面样式
   ======================================== */

.ac-verify-card {
    background: var(--ac-bg-white);
    border-radius: var(--ac-radius);
    box-shadow: var(--ac-shadow);
    padding: 32px;
}

.ac-verify-title {
    margin: 0 0 24px;
    font-size: 24px;
    text-align: center;
    color: var(--ac-text-dark);
}

.ac-verify-form {
    margin-bottom: 20px;
}

.ac-verify-result {
    padding: 16px;
    margin-top: 20px;
    border-radius: var(--ac-radius);
    text-align: center;
}

.ac-result-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.ac-result-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* 抖音引流卡片 */
.ac-douyin-card {
    background: linear-gradient(135deg, #fff5f7 0%, #ffe0e7 100%);
    border-radius: var(--ac-radius);
    padding: 24px;
    margin-top: 24px;
    text-align: center;
}

.ac-douyin-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.ac-douyin-title {
    margin: 0 0 8px;
    font-size: 20px;
    color: var(--ac-text-dark);
}

.ac-douyin-text {
    margin: 0 0 20px;
    color: var(--ac-text-light);
}

/* ========================================
   音频播放器样式
   ======================================== */

.ac-audio-header {
    margin-bottom: 24px;
}

.ac-audio-title {
    margin: 0 0 8px;
    font-size: 24px;
    color: var(--ac-text-dark);
}

.ac-audio-subtitle {
    margin: 0;
    color: var(--ac-text-muted);
}

.ac-audio-list {
    margin-bottom: 24px;
}

.ac-audio-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--ac-bg-white);
    border: 2px solid var(--ac-border);
    border-radius: var(--ac-radius);
    margin-bottom: 12px;
    transition: var(--ac-transition);
}

.ac-audio-item:hover {
    border-color: var(--ac-primary);
    box-shadow: var(--ac-shadow);
}

.ac-audio-item-active {
    border-color: var(--ac-primary);
    background: #fff5f7;
}

.ac-audio-item-locked {
    opacity: 0.6;
}

.ac-audio-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ac-bg-gray);
    border-radius: 50%;
    font-weight: 600;
    color: var(--ac-text-light);
}

.ac-audio-info {
    flex: 1;
}

.ac-audio-title {
    margin: 0 0 4px;
    font-size: 16px;
    color: var(--ac-text-dark);
}

.ac-audio-desc {
    margin: 0 0 4px;
    font-size: 14px;
    color: var(--ac-text-light);
}

.ac-audio-duration {
    font-size: 13px;
    color: var(--ac-text-muted);
}

.ac-free-tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--ac-success);
    color: white;
    font-size: 12px;
    border-radius: 4px;
    margin-left: 8px;
}

.ac-play-btn {
    flex-shrink: 0;
    padding: 8px 16px;
    background: var(--ac-primary);
    color: white;
    border: none;
    border-radius: var(--ac-radius);
    cursor: pointer;
    transition: var(--ac-transition);
}

.ac-play-btn:hover {
    background: var(--ac-primary-hover);
}

.ac-play-btn:disabled {
    background: var(--ac-secondary);
    cursor: not-allowed;
}

/* 音频播放器控制条 */
.ac-audio-player {
    background: var(--ac-bg-white);
    border: 2px solid var(--ac-border);
    border-radius: var(--ac-radius);
    padding: 20px;
    margin-top: 24px;
}

.ac-player-info {
    margin-bottom: 16px;
}

.ac-player-title {
    margin: 0 0 4px;
    font-size: 18px;
    color: var(--ac-text-dark);
}

.ac-player-description {
    margin: 0;
    font-size: 14px;
    color: var(--ac-text-light);
}

.ac-audio-player audio {
    width: 100%;
    margin-bottom: 12px;
}

.ac-player-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ac-player-time {
    font-size: 14px;
    color: var(--ac-text-muted);
}

/* 悬浮按钮 */
.ac-douyin-float-btn {
    position: fixed;
    right: 20px;
    bottom: 80px;
    z-index: 1000;
}

.ac-float-btn {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ff2d55 0%, #ff6b9d 100%);
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(255, 45, 85, 0.4);
    cursor: pointer;
    transition: var(--ac-transition);
    font-size: 24px;
}

.ac-float-btn:hover {
    transform: scale(1.1);
}

/* 弹窗 */
.ac-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.ac-modal-content {
    background: var(--ac-bg-white);
    border-radius: var(--ac-radius);
    padding: 32px;
    max-width: 400px;
    text-align: center;
}

.ac-modal-content h3 {
    margin: 0 0 16px;
    font-size: 20px;
}

.ac-modal-content p {
    margin: 0 0 24px;
    color: var(--ac-text-light);
}

.ac-modal-content .ac-btn {
    margin: 4px;
}

/* ========================================
   个人中心样式
   ======================================== */

.ac-profile-header {
    margin-bottom: 24px;
}

.ac-profile-title {
    margin: 0;
    font-size: 24px;
    color: var(--ac-text-dark);
}

.ac-douyin-banner {
    background: linear-gradient(135deg, #ff2d55 0%, #ff6b9d 100%);
    border-radius: var(--ac-radius);
    padding: 24px;
    margin-bottom: 24px;
    color: white;
}

.ac-banner-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.ac-banner-icon {
    font-size: 48px;
}

.ac-banner-text {
    flex: 1;
}

.ac-banner-text h3 {
    margin: 0 0 4px;
    font-size: 18px;
}

.ac-banner-text p {
    margin: 0;
    font-size: 14px;
    opacity: 0.9;
}

.ac-user-card {
    background: var(--ac-bg-white);
    border: 2px solid var(--ac-border);
    border-radius: var(--ac-radius);
    padding: 24px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.ac-user-avatar {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: var(--ac-bg-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.ac-user-details h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

.ac-user-details p {
    margin: 0 0 4px;
    color: var(--ac-text-light);
}

.ac-text-small {
    font-size: 14px;
}

.ac-text-muted {
    color: var(--ac-text-muted) !important;
}

.ac-section-title {
    margin: 0 0 16px;
    font-size: 18px;
    color: var(--ac-text-dark);
}

/* 图书列表样式已迁移到 audio-library.css，避免冲突 */
.ac-books-list {
    margin-bottom: 24px;
}

.ac-bind-phone,
.ac-live-preview {
    background: var(--ac-bg-white);
    border: 2px solid var(--ac-border);
    border-radius: var(--ac-radius);
    padding: 24px;
    margin-bottom: 24px;
}

.ac-live-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--ac-error);
    color: white;
    font-size: 14px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.ac-live-preview h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

.ac-live-preview p {
    margin: 0 0 16px;
    color: var(--ac-text-light);
}

.ac-btn-live {
    background: var(--ac-error);
}

.ac-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--ac-text-muted);
}

.ac-error {
    text-align: center;
    padding: 20px;
    color: var(--ac-error);
}

/* ========================================
   响应式设计
   ======================================== */

@media (max-width: 768px) {
    .ac-verify-card {
        padding: 24px 16px;
    }
    
    .ac-audio-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .ac-play-btn {
        width: 100%;
    }
    
    .ac-banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .ac-user-card {
        flex-direction: column;
        text-align: center;
    }
    
    /* .ac-book-card 响应式样式已迁移到 audio-library.css */
    
    .ac-douyin-float-btn {
        right: 16px;
        bottom: 16px;
    }
}

@media (max-width: 480px) {
    .ac-verify-title,
    .ac-audio-title,
    .ac-profile-title {
        font-size: 20px;
    }
    
    .ac-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .ac-modal-content {
        margin: 16px;
        padding: 24px;
    }
}