/* ============================================
   证券交易系统 PC版 v4
   ============================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --red: #e53935;
    --green: #43a047;
    --bg-dark: #1a1a2e;
    --bg-panel: #16213e;
    --bg-card: #1e2a3a;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0b0;
    --border-color: #2a2a4a;
    --accent: #2196f3;
    --gold: #ffd700;
    --header-row1-h: 48px;
    --header-row2-h: 40px;
    --header-total: 88px;
    --footer-h: 32px;
}

html, body { height: 100%; overflow: hidden; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', 'Segoe UI', sans-serif;
    background: #0f0f1a;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
}

/* ================================================================
   自定义滚动条
   ================================================================ */
.custom-scroll::-webkit-scrollbar { width: 6px; height: 6px; }
.custom-scroll::-webkit-scrollbar-track { background: transparent; }
.custom-scroll::-webkit-scrollbar-thumb { background: #3a3a5a; border-radius: 3px; }
.custom-scroll::-webkit-scrollbar-thumb:hover { background: #4a4a6a; }

/* Firefox */
.custom-scroll { scrollbar-width: thin; scrollbar-color: #3a3a5a transparent; }

/* ================================================================
   登录弹窗
   ================================================================ */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.75);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    min-width: 380px;
    max-width: 460px;
    position: relative;
}
.modal-close {
    position: absolute; top: 12px; right: 14px;
    background: none; border: none;
    color: var(--text-secondary); font-size: 18px;
    cursor: pointer;
}
.modal-close:hover { color: #fff; }
.modal-box h2 { margin-bottom: 20px; text-align: center; color: var(--gold); }
.auth-modal .form-group { margin-bottom: 14px; }
.auth-modal .form-control { width: 100%; padding: 10px 12px; }
.auth-link { text-align: center; margin-top: 14px; font-size: 13px; color: var(--text-secondary); }
.auth-link a { color: var(--accent); text-decoration: none; cursor: pointer; }

/* ================================================================
   顶部区域
   ================================================================ */
.site-header {
    flex-shrink: 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

/* --- 第一行 --- */
.header-row1 {
    display: flex; align-items: center;
    height: var(--header-row1-h);
    padding: 0 20px; gap: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.row1-nav {
    flex: 1; display: flex; align-items: center; gap: 12px;
    overflow: hidden; min-width: 0;
}
.logo {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; color: #fff; white-space: nowrap;
    flex-shrink: 0;
}
.logo-text { font-size: 16px; font-weight: 700; color: var(--gold); letter-spacing: 1px; }

.nav-sep {
    width: 1px; height: 20px; background: var(--border-color);
    flex-shrink: 0; margin: 0 4px;
}

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav .nav-item {
    display: inline-flex; align-items: center;
    padding: 6px 14px; color: var(--text-secondary);
    text-decoration: none; font-size: 13px;
    border-radius: 6px; transition: all 0.2s;
    white-space: nowrap; cursor: pointer;
}
.main-nav .nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }
.main-nav .nav-item.active {
    background: rgba(33,150,243,0.15); color: var(--accent); font-weight: 600;
}

.my-stocks-dropdown { position: relative; display: flex; }
.my-stocks-dropdown .count { font-size: 11px; color: var(--gold); margin-left: 2px; }
.dropdown-content {
    display: none; position: absolute; top: 100%; right: 0;
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 0 0 8px 8px; min-width: 190px; padding: 6px;
    z-index: 100; max-height: 260px; overflow-y: auto;
}
.my-stocks-dropdown:hover .dropdown-content { display: block; }
.dropdown-content div {
    padding: 6px 12px; font-size: 12px; color: var(--text-secondary);
    cursor: pointer; border-radius: 4px;
}
.dropdown-content div:hover { background: rgba(33,150,243,0.1); color: var(--accent); }
.dropdown-content .empty { color: var(--text-secondary); cursor: default; }
.dropdown-content .empty:hover { background: transparent; color: var(--text-secondary); }

.row1-right {
    flex-shrink: 0; display: flex; align-items: center; gap: 12px;
}
.header-search { display: flex; gap: 0; }
.header-search input {
    background: var(--bg-card); border: 1px solid var(--border-color);
    color: var(--text-primary); padding: 6px 10px;
    border-radius: 4px 0 0 4px; width: 170px; font-size: 13px;
}
.header-search button {
    background: var(--accent); color: #fff; border: none;
    padding: 6px 12px; border-radius: 0 4px 4px 0; cursor: pointer; font-size: 13px;
}
.header-search button:hover { background: #1976d2; }

.header-user { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.user-avatar {
    width: 28px; height: 28px; border-radius: 50%; object-fit: cover;
    border: 2px solid var(--gold); cursor: pointer; background: var(--bg-card);
}
.user-avatar-placeholder {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--bg-card); border: 2px solid var(--border-color);
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; cursor: pointer; color: var(--text-secondary);
}

.btn-login, .btn-register {
    padding: 5px 14px; border-radius: 4px; text-decoration: none;
    font-size: 13px; cursor: pointer; white-space: nowrap;
}
.btn-login { color: var(--accent); border: 1px solid var(--accent); }
.btn-login:hover { background: rgba(33,150,243,0.1); }
.btn-register { background: var(--accent); color: #fff; }
.btn-register:hover { background: #1976d2; }

/* --- 第二行: 公告 + 行情 --- */
.header-row2 {
    display: flex; align-items: center;
    height: var(--header-row2-h); padding: 0 20px; gap: 12px;
}
.row2-notice {
    flex-shrink: 0; width: 500px; height: 28px;
    overflow: hidden; position: relative;
    border-right: 1px solid var(--border-color);
    padding-right: 12px;
}
.notice-scroll {
    position: relative; height: 28px; overflow: hidden;
}
.notice-item {
    position: absolute; left: 0; right: 0;
    font-size: 12px; color: #ff9800; line-height: 28px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    animation: noticeSlideUp 8s ease-in-out infinite;
    opacity: 0;
}
.notice-item:nth-child(1) { animation-delay: 0s; }
.notice-item:nth-child(2) { animation-delay: 2.6s; }
.notice-item:nth-child(3) { animation-delay: 5.2s; }
@keyframes noticeSlideUp {
    0%   { transform: translateY(28px); opacity: 0; }
    8%   { transform: translateY(0); opacity: 1; }
    25%  { transform: translateY(0); opacity: 1; }
    33%  { transform: translateY(-28px); opacity: 0; }
    100% { transform: translateY(-28px); opacity: 0; }
}

.row2-ticker {
    flex: 1; overflow: hidden; min-width: 0;
}
.ticker-wrapper {
    overflow: hidden; position: relative; height: 24px;
    display: flex; align-items: center;
}
.index-ticker {
    display: flex; gap: 28px; white-space: nowrap;
    animation: tickerScroll 20s linear infinite; will-change: transform;
}
@keyframes tickerScroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.ticker-wrapper:hover .index-ticker { animation-play-state: paused; }
.ticker-wrapper::-webkit-scrollbar, .index-ticker::-webkit-scrollbar { display: none; }
.ticker-wrapper, .index-ticker { -ms-overflow-style: none; scrollbar-width: none; }

.index-ticker .ticker-item {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; flex-shrink: 0;
}
.ticker-item .name { color: var(--text-secondary); }
.ticker-item .price { font-weight: 600; }
.ticker-item .change { font-size: 12px; }
.ticker-item.up .price, .ticker-item.up .change { color: var(--red); }
.ticker-item.down .price, .ticker-item.down .change { color: var(--green); }

/* ================================================================
   主内容区
   ================================================================ */
.main-container {
    flex: 1; display: flex; overflow: hidden; min-height: 0;
}
.main-content {
    flex: 1; padding: 20px; overflow-y: auto; min-width: 0;
}
.right-panel {
    width: 250px; background: var(--bg-panel);
    border-left: 1px solid var(--border-color);
    padding: 12px; flex-shrink: 0; overflow-y: auto;
}
.panel-card {
    background: var(--bg-card); border-radius: 6px;
    padding: 12px; margin-bottom: 12px;
}
.panel-card h4 {
    font-size: 13px; color: var(--text-secondary);
    margin-bottom: 8px; padding-bottom: 6px;
    border-bottom: 1px solid var(--border-color);
}
.overview-item {
    display: flex; justify-content: space-between;
    padding: 4px 0; font-size: 13px;
}
.overview-item .red { color: var(--red); }
.overview-item .green { color: var(--green); }

/* ================================================================
   底部栏
   ================================================================ */
.site-footer {
    flex-shrink: 0; height: var(--footer-h);
    background: var(--bg-panel); border-top: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: center;
}
.footer-inner {
    display: flex; align-items: center; gap: 12px;
    font-size: 12px; color: var(--text-secondary);
}
.footer-sep { color: var(--border-color); }

/* ================================================================
   通用组件
   ================================================================ */
.card {
    background: var(--bg-card); border-radius: 8px;
    padding: 16px; margin-bottom: 16px; border: 1px solid var(--border-color);
}
.card-title {
    font-size: 16px; font-weight: 600; margin-bottom: 12px;
    padding-bottom: 8px; border-bottom: 1px solid var(--border-color);
}
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
    padding: 10px 12px; text-align: left;
    border-bottom: 1px solid var(--border-color); font-size: 13px;
}
.data-table th {
    background: rgba(0,0,0,0.2); color: var(--text-secondary); font-weight: 500;
}
.data-table tr:hover { background: rgba(255,255,255,0.02); }

.btn {
    display: inline-block; padding: 8px 20px; border: none;
    border-radius: 4px; cursor: pointer; font-size: 14px;
    text-decoration: none; transition: all 0.2s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #1976d2; }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #c62828; }
.btn-success { background: var(--green); color: #fff; }
.btn-success:hover { background: #2e7d32; }
.btn-warn { background: #ff9800; color: #fff; }
.btn-warn:hover { background: #f57c00; }
.btn-sm { padding: 4px 12px; font-size: 12px; }
.btn-outline {
    background: transparent; border: 1px solid var(--border-color); color: var(--text-primary);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; margin-bottom: 5px; font-size: 13px; color: var(--text-secondary); }
.form-control {
    width: 100%; padding: 9px 12px; background: var(--bg-dark);
    border: 1px solid var(--border-color); border-radius: 4px;
    color: var(--text-primary); font-size: 14px;
}
.form-control:focus { outline: none; border-color: var(--accent); }
.form-control[readonly] { opacity: 0.7; cursor: not-allowed; }

.text-red { color: var(--red); }
.text-green { color: var(--green); }
.text-gold { color: var(--gold); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }

/* ========== 头像 ========== */
.avatar-section { text-align: center; padding: 20px 0; }
.avatar-large {
    width: 80px; height: 80px; border-radius: 50%;
    object-fit: cover; border: 3px solid var(--gold);
    cursor: pointer; transition: all 0.3s;
}
.avatar-large:hover { opacity: 0.8; border-color: var(--accent); }
.avatar-placeholder-large {
    width: 80px; height: 80px; border-radius: 50%;
    background: var(--bg-dark); border: 3px dashed var(--border-color);
    display: flex; align-items: center; justify-content: center;
    font-size: 36px; cursor: pointer; margin: 0 auto; transition: all 0.3s;
}
.avatar-placeholder-large:hover { border-color: var(--accent); background: rgba(33,150,243,0.1); }
.avatar-hint { font-size: 12px; color: var(--text-secondary); margin-top: 8px; }

.auth-status {
    display: inline-block; padding: 4px 12px; border-radius: 12px;
    font-size: 12px; font-weight: 500;
}
.auth-status.verified { background: rgba(76,175,80,0.2); color: #4caf50; }
.auth-status.pending { background: rgba(255,152,0,0.2); color: #ff9800; }
.auth-status.unverified { background: rgba(244,67,54,0.2); color: #f44336; }

/* ========== 选项卡 ========== */
.tab-nav { display: flex; gap: 0; margin-bottom: 16px; border-bottom: 2px solid var(--border-color); }
.tab-btn {
    padding: 8px 20px; cursor: pointer; font-size: 14px;
    color: var(--text-secondary); border-bottom: 2px solid transparent;
    margin-bottom: -2px; transition: all 0.2s;
    background: none; border-top: none; border-left: none; border-right: none;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ========== 首页 ========== */
.home-indices { display: grid; grid-template-columns: repeat(5,1fr); gap: 12px; margin-bottom: 20px; }
.index-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 8px; padding: 16px; text-align: center;
}
.index-card .name { font-size: 13px; color: var(--text-secondary); }
.index-card .price { font-size: 22px; font-weight: 700; margin: 8px 0; }
.index-card .change { font-size: 13px; }
.home-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.stock-list-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 0; border-bottom: 1px solid var(--border-color);
    cursor: pointer; font-size: 13px;
}
.stock-list-item:hover { background: rgba(255,255,255,0.02); }
.stock-list-item .stock-info { flex: 1; }
.stock-list-item .stock-name { font-weight: 500; }
.stock-list-item .stock-code { color: var(--text-secondary); font-size: 12px; }

/* ========== 注册页 ========== */
.auth-container { max-width: 420px; margin: 40px auto; }
.auth-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 12px; padding: 40px;
}
.auth-card h2 { text-align: center; margin-bottom: 30px; color: var(--gold); }

/* ========== 用户中心 ========== */
.user-center-grid { display: grid; grid-template-columns: 280px 1fr; gap: 20px; }
.user-sidebar-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 8px; padding: 20px; text-align: center;
}
.user-main-card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 8px; padding: 20px;
}

/* ================================================================
   响应式
   ================================================================ */
@media (max-width: 1200px) {
    .right-panel { display: none; }
    .user-center-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .main-nav .nav-item { padding: 5px 8px; font-size: 12px; }
    .main-content { padding: 12px; }
    .home-indices { grid-template-columns: repeat(3,1fr); }
    .row2-notice { width: 200px; }
    .header-search input { width: 110px; }
    .logo-text { font-size: 14px; }
}