/* ============ 变量 ============ */
:root {
    --brand: #FF3B5C;
    --brand-dark: #E0294A;
    --brand-light: #FF6B85;
    --accent: #7C4DFF;
    --bg-base: #121218;
    --bg-surface: #1C1C26;
    --bg-elevated: #252533;
    --border: #2E2E3E;
    --text-1: #F5F5F7;
    --text-2: #A0A0B0;
    --text-3: #6B6B7B;
    --up: #2ECC71;
    --down: #FF4757;
    --new: #FFA502;
    --gold: #FFD700;
    --silver: #C0C0C0;
    --bronze: #CD7F32;
    --nav-h: 56px;
    --player-h: 64px;
}

/* ============ 基础 ============ */
body {
    background: var(--bg-base);
    color: var(--text-1);
    font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
    padding-top: var(--nav-h);
    padding-bottom: calc(var(--player-h) + 16px);
}
a { color: inherit; text-decoration: none; }
a:hover, a:focus { color: var(--brand); text-decoration: none; }

/* ===========黑色导航=========== */
.navbar-black {

}

/* ============ 顶部导航 ============ */
.navbar-dark {
    height: var(--nav-h);
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    transition: box-shadow .25s;
}
.sh-logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.sh-logo-text { font-size: 18px; font-weight: 700; letter-spacing: .5px; }
.sh-logo-text em { color: var(--brand); font-style: normal; }
.navbar-dark li a {
    color: var(--text-2); font-size: 14px; font-weight: 500;
    transition: all .2s;
}
.navbar-dark li a:hover { color: var(--text-1); background: var(--bg-elevated); border-bottom: 2px solid var(--brand);}
.navbar-dark li.active a { color: #fff; border-bottom: 2px solid var(--brand); }

.sh-search input {
    width: 100%; height: 36px;
    padding: 0 32px 0 10px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 18px;
    color: var(--text-1); font-size: 13px;
    outline: none; transition: all .2s;
}
.sh-search input:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(255,59,92,.15);
}
.sh-search input::placeholder { color: var(--text-3); }
.sh-search .input-group-addon {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 0 18px 18px 0;
}