/* ============================================================
   温岭战友回忆网站 - 全局样式
   适配: PC/平板/手机 三端 + 暗黑模式
   ============================================================ */

/* === CSS变量 & 主题 === */
:root {
    --color-primary: #1D9E75;
    --color-primary-dark: #0F6E56;
    --color-primary-light: #9FE1CB;
    --color-accent: #EF9F27;
    --color-accent-dark: #BA7517;
    --color-dark: #04342C;
    --color-white: #FFFFFF;
    --color-bg: #F5F5F5;
    --color-card: #FFFFFF;
    --color-text: #333333;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-border: #E8E8E8;
    --color-danger: #E24B4A;
    --color-success: #639922;
    --nav-height: 60px;
    --font-base: 'Microsoft YaHei','PingFang SC','Helvetica Neue',sans-serif;
}

/* === 暗黑模式 === */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #1a1a1a;
        --color-card: #2d2d2d;
        --color-text: #e0e0e0;
        --color-text-secondary: #b0b0b0;
        --color-text-muted: #808080;
        --color-border: #404040;
        --color-dark: #0a2e26;
    }
    .v-hero-bg { opacity: 0.3; }
    .v-photo-card { background: #2d2d2d; }
    .v-category-bar { background: #2d2d2d; }
}

/* === Reset & Base === */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-base);
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--color-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-primary-dark); }
img { max-width: 100%; height: auto; display: block; }

/* === 布局容器 === */
.v-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* === 导航栏 === */
.v-nav {
    background: var(--color-dark);
    height: var(--nav-height);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.v-nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.v-nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-white) !important;
    font-weight: 500;
    font-size: 16px;
}
.v-nav-logo-icon { color: var(--color-accent); font-size: 18px; }
.v-nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.v-nav-menu li { position: relative; }
.v-nav-menu a {
    display: block;
    padding: 8px 14px;
    color: rgba(255,255,255,0.85);
    font-size: 14px;
    border-radius: 6px;
    transition: all 0.2s;
}
.v-nav-menu a:hover,
.v-nav-menu a.active { background: rgba(255,255,255,0.12); color: #fff; }
.v-nav-menu a.active { color: var(--color-accent); }

.v-nav-user { display: flex; align-items: center; gap: 8px; margin-left: 8px; }
.v-nav-user-link { display: flex !important; align-items: center; gap: 6px; }
.v-nav-user-avatar {
    width: 28px; height: 28px; border-radius: 50%; overflow: hidden;
    background: var(--color-primary); display: inline-flex; align-items: center; justify-content: center;
}
.v-nav-user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.v-nav-logout { color: rgba(255,255,255,0.5) !important; font-size: 12px; }
.v-nav-reg-btn { color: #fff !important; border-color: rgba(255,255,255,0.3) !important; }

/* === 汉堡菜单(移动端) === */
.v-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    min-width: 44px;
    min-height: 44px;
}
.v-nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #fff;
    margin: 4px 0;
    border-radius: 2px;
    transition: 0.3s;
}

/* === 页面主体 === */
.v-main { min-height: calc(100vh - var(--nav-height) - 120px); }

/* === Hero区域 === */
.v-hero {
    position: relative;
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}
.v-hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #04342C 0%, #085041 50%, #0a5a4a 100%);
    z-index: 0;
}
.v-hero-content {
    position: relative;
    z-index: 1;
    padding: 60px 20px;
}
.v-hero-title {
    font-size: clamp(24px, 5vw, 40px);
    font-weight: 500;
    color: #fff;
    margin-bottom: 12px;
    letter-spacing: 2px;
}
.v-hero-subtitle {
    font-size: clamp(14px, 3vw, 18px);
    color: var(--color-accent);
    margin-bottom: 8px;
}
.v-hero-desc {
    font-size: clamp(13px, 2.5vw, 16px);
    color: rgba(255,255,255,0.7);
    margin-bottom: 20px;
}
.v-hero-star {
    font-size: 28px;
    color: var(--color-accent);
    margin-bottom: 30px;
}
.v-hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}
.v-stat-item { text-align: center; }
.v-stat-num {
    display: block;
    font-size: 28px;
    font-weight: 500;
    color: #fff;
}
.v-stat-label {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

/* === 通用Section === */
.v-section { padding: 40px 0; }
.v-section-title {
    font-size: clamp(18px, 3vw, 24px);
    font-weight: 500;
    text-align: center;
    margin-bottom: 10px;
}
.v-section-line {
    width: 60px;
    height: 3px;
    background: var(--color-primary);
    margin: 0 auto 30px;
    border-radius: 2px;
}

/* === 栏目头部(内页) === */
.v-section-header {
    padding: 50px 0;
    text-align: center;
    color: #fff;
}
.v-section-header h1 {
    font-size: clamp(22px, 4vw, 32px);
    font-weight: 500;
    margin-bottom: 8px;
}
.v-section-header p { font-size: clamp(13px, 2vw, 16px); opacity: 0.85; }

/* === 快速入口卡片 === */
.v-entry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}
.v-entry-card {
    display: block;
    border-radius: 12px;
    overflow: hidden;
    background: var(--color-card);
    border: 0.5px solid var(--color-border);
    transition: transform 0.2s, box-shadow 0.2s;
}
.v-entry-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
.v-entry-card-header {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 500;
    font-size: 16px;
}
.v-entry-icon { font-size: 24px; }
.v-entry-card-body {
    padding: 16px 20px;
    color: var(--color-text-secondary);
    font-size: 13px;
}
.v-entry-card-body p { margin-bottom: 8px; }

/* === 标签 === */
.v-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 12px;
    margin: 2px 3px;
}
.v-tag-green { background: #EAF3DE; color: #3B6D11; }
.v-tag-amber { background: #FAEEDA; color: #854F0B; }

/* === 照片网格 === */
.v-photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}
.v-photo-card {
    display: block;
    border-radius: 8px;
    overflow: hidden;
    background: var(--color-card);
    border: 0.5px solid var(--color-border);
    transition: transform 0.2s;
}
.v-photo-card:hover { transform: scale(1.02); }
.v-photo-img {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: #f0f0f0;
}
.v-photo-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}
.v-photo-card:hover .v-photo-img img { transform: scale(1.05); }
.v-photo-badge {
    position: absolute;
    top: 6px;
    left: 6px;
    padding: 2px 8px;
    font-size: 11px;
    border-radius: 4px;
    background: rgba(0,0,0,0.6);
    color: #fff;
}
.v-photo-info {
    padding: 8px 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
}
.v-photo-uploader { color: var(--color-text); }
.v-photo-date { color: var(--color-text-muted); }

/* === 分类栏 === */
.v-category-bar {
    background: var(--color-card);
    border-bottom: 0.5px solid var(--color-border);
    padding: 12px 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.v-category-list {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
}
.v-category-tag {
    flex-shrink: 0;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    border: 0.5px solid var(--color-border);
    color: var(--color-text-secondary);
    transition: all 0.2s;
    white-space: nowrap;
}
.v-category-tag:hover,
.v-category-tag.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.v-category-tag small { opacity: 0.7; }

/* === 上传页 === */
.v-upload-container { max-width: 800px; margin: 0 auto; }
.v-upload-step {
    display: flex;
    gap: 16px;
    margin-bottom: 28px;
    align-items: flex-start;
}
.v-step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    flex-shrink: 0;
}
.v-step-content { flex: 1; min-width: 0; }
.v-step-content h3 {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 12px;
}
.v-step-content h3 small { font-weight: 400; color: var(--color-text-muted); font-size: 13px; }

/* 栏目选择 */
.v-upload-section-select {
    display: flex;
    gap: 12px;
}
.v-upload-section-opt {
    flex: 1;
    text-align: center;
    padding: 20px;
    border-radius: 12px;
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    min-height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.v-upload-section-opt:hover { border-color: var(--color-primary); }
.v-upload-section-opt.active {
    border-color: var(--color-primary);
    background: #EAF3DE;
}
.v-upload-section-icon { font-size: 28px; }

/* 分类选择 */
.v-upload-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}
.v-cat-opt {
    padding: 6px 16px;
    border-radius: 20px;
    border: 0.5px solid var(--color-border);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.v-cat-opt:hover { border-color: var(--color-primary); }
.v-cat-opt.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.v-upload-new-cat { display: flex; gap: 8px; align-items: center; margin-top: 8px; }

/* 拖拽上传区 */
.v-upload-dropzone {
    border: 2px dashed var(--color-border);
    border-radius: 12px;
    padding: 50px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    min-height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.v-upload-dropzone:hover,
.v-dragover {
    border-color: var(--color-primary);
    background: rgba(29, 158, 117, 0.05);
}
.v-dropzone-icon { font-size: 40px; display: block; margin-bottom: 12px; }
.v-dropzone-text {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 6px;
}
.v-dropzone-hint { font-size: 13px; color: var(--color-text-muted); margin: 2px 0; }

/* 上传进度 */
.v-upload-progress { margin-top: 20px; }
.v-upload-progress h3 {
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 12px;
}
.v-progress-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 0.5px solid var(--color-border);
    font-size: 13px;
}
.v-progress-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}
.v-progress-track {
    flex: 2;
    height: 8px;
    background: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}
.v-progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 4px;
    transition: width 0.3s;
}
.v-progress-status {
    width: 80px;
    text-align: right;
    color: var(--color-text-muted);
    font-size: 12px;
    flex-shrink: 0;
}
.v-upload-progress-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
}
.v-upload-progress-bar .v-progress-track { flex: 1; }
#totalProgressText {
    font-size: 13px;
    color: var(--color-text);
    width: 100px;
    text-align: right;
    flex-shrink: 0;
}

/* === 认证页面(注册/登录) === */
.v-auth-page {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}
.v-auth-box {
    width: 100%;
    max-width: 480px;
    background: var(--color-card);
    border-radius: 12px;
    border: 0.5px solid var(--color-border);
    padding: 40px 32px;
}
.v-auth-box-sm { max-width: 400px; }
.v-auth-title {
    text-align: center;
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 8px;
}
.v-auth-desc {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    font-size: 13px;
}
.v-auth-form .layui-form-label { width: 80px; }
.v-auth-form .layui-input-block { margin-left: 110px; }
.v-auth-foot {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 16px;
}
.v-auth-foot a { color: var(--color-primary); }

/* 头像上传(注册) */
.v-avatar-upload {
    display: flex;
    align-items: center;
    gap: 12px;
}
.v-avatar-upload img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border);
}
.v-avatar-upload-btn {
    padding: 6px 16px;
    border: 0.5px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.v-avatar-upload-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* === 个人中心 === */
.v-profile-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
    align-items: start;
}
.v-profile-card {
    background: var(--color-card);
    border: 0.5px solid var(--color-border);
    border-radius: 12px;
    padding: 30px 24px;
    text-align: center;
}
.v-profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 16px;
}
.v-profile-avatar img { width: 100%; height: 100%; object-fit: cover; }
.v-profile-avatar-default {
    width: 100%; height: 100%;
    background: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 500;
}
.v-profile-name { font-size: 18px; font-weight: 500; margin-bottom: 16px; }
.v-profile-info { text-align: left; margin-bottom: 20px; }
.v-profile-info p {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}
.v-profile-info .layui-icon { margin-right: 6px; }

/* === 分页 === */
.v-pagination {
    display: flex;
    justify-content: center;
    margin-top: 30px;
    gap: 6px;
    flex-wrap: wrap;
}
.v-page {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 6px;
    font-size: 13px;
    border: 0.5px solid var(--color-border);
    color: var(--color-text);
    transition: all 0.2s;
}
.v-page:hover,
.v-page.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* === 空状态 === */
.v-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-muted);
}
.v-empty p { margin-bottom: 16px; font-size: 15px; }

/* === 关于页 === */
.v-about-content {
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}
.v-about-content h2 {
    font-size: 22px;
    font-weight: 500;
    text-align: center;
    margin-bottom: 20px;
}
.v-about-content p { margin-bottom: 16px; font-size: 15px; }
.v-about-info { margin-top: 30px; }
.v-about-item {
    padding: 16px 0;
    border-bottom: 0.5px solid var(--color-border);
}
.v-about-item strong { font-size: 15px; display: block; margin-bottom: 4px; }

/* === 错误页 === */
.v-page-error {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.v-error-box h1 {
    font-size: 72px;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 8px;
}
.v-error-box p {
    font-size: 16px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

/* === 页脚 === */
.v-footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.6);
    padding: 30px 0;
    margin-top: 40px;
}
.v-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}
.v-footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.v-footer-links a { color: rgba(255,255,255,0.6); font-size: 13px; }
.v-footer-links a:hover { color: #fff; }
.v-footer-copy { font-size: 12px; }

/* ============================================================
   三端自适应 - 媒体查询
   ============================================================ */

/* 平板: ≤768px */
@media (max-width: 768px) {
    .v-nav-toggle { display: block; }
    .v-nav-menu {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-dark);
        padding: 8px 16px;
        gap: 2px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    }
    .v-nav-menu.open { display: flex; }
    .v-nav-menu a { padding: 12px 14px; }
    .v-nav-user { flex-direction: row; margin-left: 0; padding: 8px 0; }
    .v-nav-user a { display: inline-block; }

    .v-hero { min-height: 280px; }
    .v-hero-stats { gap: 20px; }

    .v-photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
    }

    .v-profile-layout {
        grid-template-columns: 1fr;
    }

    .v-auth-box { padding: 30px 20px; }
    .v-auth-form .layui-form-label { width: 60px; float: none; text-align: left; padding: 9px 0; }
    .v-auth-form .layui-input-block { margin-left: 0; }

    .v-entry-grid {
        grid-template-columns: 1fr;
    }

    .v-upload-section-select { flex-direction: column; }
    .v-upload-section-opt { padding: 14px; min-height: 60px; flex-direction: row; }

    .v-section { padding: 24px 0; }
    .v-category-bar { padding: 8px 0; }
}

/* 手机: ≤480px */
@media (max-width: 480px) {
    .v-container { padding: 0 12px; }
    .v-hero-content { padding: 40px 16px; }
    .v-hero-stats { gap: 16px; }
    .v-stat-num { font-size: 22px; }
    .v-section-title { font-size: 18px; }

    .v-photo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .v-photo-card { border-radius: 6px; }
    .v-photo-info { font-size: 11px; padding: 6px 8px; }

    .v-section-header { padding: 30px 0; }

    .v-step-num { width: 28px; height: 28px; font-size: 13px; }
    .v-upload-dropzone { padding: 30px 16px; }
    .v-dropzone-icon { font-size: 32px; }

    .v-profile-card { padding: 20px 16px; }
    .v-profile-avatar { width: 80px; height: 80px; }

    .v-auth-box { padding: 24px 16px; border-radius: 8px; }
    .v-auth-title { font-size: 18px; }
}

/* === Layui 覆盖样式 === */
.layui-form-label { font-size: 13px; }
.layui-input { font-size: 14px; }
.layui-btn { font-size: 14px; }
.layui-btn-primary { border-color: var(--color-border) !important; color: var(--color-text) !important; background: transparent; }
.layui-btn-primary:hover { border-color: var(--color-primary) !important; color: var(--color-primary) !important; }