/* Next K — Premium dashboard theme (shared)
   白天模式（策略看板 / Alpha 筹码 / Next K 网格） */

:root {
    color-scheme: light;
    --bg: #F2F4F7;
    --surface: #FFFFFF;
    --surface-light: #EBEEF2;
    --border: #D5DBE3;
    --accent: #C45C5B;
    --gold: #A67C3D;
    --gold-soft: rgba(166, 124, 61, 0.12);
    --neon-green: #2F8A52;
    --neon-red: #C24B45;
    --neon-purple: #A67C3D;
    --neon-blue: #3E6B82;
    --neon-yellow: #A67C3D;
    --warn: #A67C3D;
    --text-primary: #1B1D22;
    --text-secondary: #555B66;
    --text-muted: #858C97;
    --scrollbar-track: #E6E9EE;
    --scrollbar-thumb: #C2C8D0;
    --scrollbar-thumb-hover: #A7AFB9;
    --shadow-color: rgba(27, 29, 34, 0.10);
    --hover-bg: rgba(27, 29, 34, 0.045);
    --card-glow: rgba(166, 124, 61, 0.08);
    --btn-hover-bg: #E6E9EE;
    --oi-hover: #E6E9EE;
    --code-bg: #E8ECF1;
    --hero-bg-start: #F7F8FA;
    --hero-bg-mid: #F0F3F6;
    --hero-bg-end: #E8ECF1;
    --hero-shadow: rgba(27, 29, 34, 0.08);
    --hero-inner-glow: rgba(255, 255, 255, 0.85);
    --glass: rgba(255, 255, 255, 0.88);
    --glass-border: rgba(213, 219, 227, 0.95);
    --ink: #1B1D22;
    --radius-sm: 0.125rem;
    --radius-md: 0.1875rem;
    --radius-lg: 0.25rem;
    --radius-xl: 0.3125rem;
    --card-shadow:
        0 1px 2px color-mix(in srgb, var(--shadow-color) 70%, transparent),
        0 10px 28px -14px var(--shadow-color);
    --card-shadow-hover:
        0 2px 4px color-mix(in srgb, var(--shadow-color) 60%, transparent),
        0 16px 36px -16px color-mix(in srgb, var(--shadow-color) 140%, transparent);
}

body {
    color: var(--text-primary);
    font-family: "Source Sans 3", system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--bg);
    background-image:
        radial-gradient(ellipse 90% 55% at 8% -5%, color-mix(in srgb, var(--gold) 10%, transparent), transparent 52%),
        radial-gradient(ellipse 70% 45% at 92% 8%, color-mix(in srgb, var(--accent) 7%, transparent), transparent 48%),
        radial-gradient(ellipse 60% 40% at 50% 100%, color-mix(in srgb, var(--neon-blue) 5%, transparent), transparent 55%),
        linear-gradient(180deg, #FAFBFC 0%, var(--bg) 42%);
    background-attachment: fixed;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.22;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
}

body > header,
body > main,
body > div:not(#toast-container) {
    position: relative;
    z-index: 1;
}

h1, h2, h3, .hl-title, .panel-title {
    font-family: "Noto Serif SC", Georgia, serif;
}

::-webkit-scrollbar { width: 7px; height: 7px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 999px;
    border: 2px solid var(--scrollbar-track);
}
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-thumb-hover); }
::selection {
    background: color-mix(in srgb, var(--gold) 22%, transparent);
    color: var(--text-primary);
}

/* ── Header ── */
.app-header {
    border-bottom: 1px solid var(--glass-border);
    background: var(--glass);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    box-shadow: 0 1px 0 color-mix(in srgb, var(--surface) 50%, transparent);
}

.brand-mark {
    width: 2.125rem;
    height: 2.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent);
    background: linear-gradient(
        145deg,
        color-mix(in srgb, var(--gold) 55%, var(--surface-light)) 0%,
        color-mix(in srgb, var(--accent) 75%, var(--surface)) 100%
    );
    box-shadow:
        0 4px 14px -6px color-mix(in srgb, var(--gold) 35%, transparent),
        inset 0 1px 0 color-mix(in srgb, var(--text-primary) 12%, transparent);
}

.brand-mark svg { width: 1rem; height: 1rem; color: var(--ink); }

.brand-title {
    font-family: "Noto Serif SC", Georgia, serif;
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    line-height: 1;
}

.brand-subtitle {
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

.nav-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.38rem 0.85rem;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.nav-pill:hover {
    color: var(--text-secondary);
    border-color: color-mix(in srgb, var(--border) 90%, transparent);
    background: color-mix(in srgb, var(--surface-light) 50%, transparent);
}

.nav-pill-active {
    color: var(--text-primary);
    border-color: color-mix(in srgb, var(--gold) 35%, var(--border));
    background: linear-gradient(
        180deg,
        color-mix(in srgb, var(--gold-soft) 80%, var(--surface)) 0%,
        color-mix(in srgb, var(--surface-light) 40%, var(--surface)) 100%
    );
    box-shadow: 0 1px 0 color-mix(in srgb, var(--gold) 12%, transparent);
}

.header-clock {
    font-size: 0.625rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    padding: 0.28rem 0.55rem;
    border-radius: var(--radius-sm);
    border: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
    background: color-mix(in srgb, var(--surface-light) 35%, transparent);
}

/* ── Status pills ── */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.32rem 0.65rem;
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: box-shadow 0.2s ease;
}

.status-dot {
    width: 0.4rem;
    height: 0.4rem;
    border-radius: 50%;
    flex-shrink: 0;
    background: currentColor;
    box-shadow: 0 0 0 2px color-mix(in srgb, currentColor 18%, transparent);
}

.status-pill-ok .status-dot { animation: status-pulse 2.4s ease-in-out infinite; }
.status-pill-warn .status-dot { animation: status-pulse 1.8s ease-in-out infinite; }

@keyframes status-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.55; transform: scale(0.88); }
}

/* ── Cards ── */
.card-hover {
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
    box-shadow: var(--card-shadow);
}

.card-hover:hover {
    border-color: color-mix(in srgb, var(--gold) 22%, var(--border));
    box-shadow: var(--card-shadow-hover);
}

.dash-card {
    background: var(--surface);
    border: 1px solid color-mix(in srgb, var(--border) 88%, transparent);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.panel-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.95rem 1.15rem;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 68%, transparent);
    background: linear-gradient(
        180deg,
        color-mix(in srgb, var(--surface-light) 55%, var(--surface)) 0%,
        var(--surface) 100%
    );
}

.panel-kicker {
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gold);
    line-height: 1;
}

.panel-title {
    margin-top: 0.2rem;
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--text-primary);
    line-height: 1.25;
}

.panel-sub {
    margin-top: 0.22rem;
    font-size: 0.6875rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.panel-body { padding: 1rem 1.15rem; }

.panel-toolbar {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-shrink: 0;
}

.panel-ts {
    font-size: 0.625rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.highlights-hero {
    background: linear-gradient(
        155deg,
        var(--hero-bg-start) 0%,
        color-mix(in srgb, var(--hero-bg-mid) 88%, var(--surface)) 52%,
        var(--hero-bg-end) 100%
    );
    border: 1px solid color-mix(in srgb, var(--gold) 18%, var(--border));
    box-shadow: var(--card-shadow), inset 0 1px 0 var(--hero-inner-glow);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.38rem 0.75rem;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
    background: color-mix(in srgb, var(--surface-light) 55%, var(--surface));
    border: 1px solid color-mix(in srgb, var(--border) 88%, transparent);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
}

.btn-ghost:hover {
    color: var(--accent);
    border-color: color-mix(in srgb, var(--gold) 35%, var(--border));
    background: color-mix(in srgb, var(--gold-soft) 60%, var(--surface));
    box-shadow: 0 2px 8px -4px var(--shadow-color);
}

.btn-ghost:disabled { opacity: 0.45; cursor: not-allowed; }

/* ── Tables ── */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
}

.data-table thead th {
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 0.6rem 0.7rem;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    text-align: left;
    white-space: nowrap;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--surface-light) 92%, var(--surface));
}

.data-table tbody td {
    padding: 0.52rem 0.7rem;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 55%, transparent);
    vertical-align: top;
}

.data-table tbody tr:hover td { background: var(--hover-bg); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ── Loading ── */
.skeleton {
    background: linear-gradient(
        90deg,
        color-mix(in srgb, var(--surface-light) 80%, transparent) 0%,
        color-mix(in srgb, var(--border) 40%, transparent) 50%,
        color-mix(in srgb, var(--surface-light) 80%, transparent) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.4s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.state-muted {
    font-size: 0.8125rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}