/* 灵感画廊 — 对齐主页色板 */
:root {
    --bg-dark: #0A0A0C;
    --card-bg: rgba(22, 22, 26, 0.7);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #FFFFFF;
    --text-secondary: #8E8E93;
    --accent-color: #00F2FE;
    --accent-gradient: linear-gradient(135deg, #00F2FE 0%, #4FACFE 100%);
    --danger: #FF6B6B;
    --success: #00FF66;
}

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

html {
    scrollbar-gutter: stable;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    border: 2px solid transparent;
    background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 242, 254, 0.35);
    border: 2px solid transparent;
    background-clip: padding-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

a { color: inherit; text-decoration: none; }

.ambient-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}
.ambient-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}
.ambient-glow--top {
    width: 55vw; height: 55vw; max-width: 720px; max-height: 720px;
    top: -18%; right: -12%;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.09) 0%, transparent 70%);
}
.ambient-glow--bottom {
    width: 45vw; height: 45vw; max-width: 560px; max-height: 560px;
    bottom: -10%; left: -8%;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.07) 0%, transparent 72%);
}

.site-header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 6%;
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
    background: rgba(10, 10, 12, 0.4);
    gap: 16px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    text-decoration: none;
}
.logo-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: cover;
}
.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: 1px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 8px 20px;
    flex-wrap: wrap;
    justify-content: flex-end;
}
.header-nav a {
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 500;
    transition: color 0.25s;
}
.header-nav a:hover,
.header-nav a.active {
    color: var(--text-primary);
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
}

.user-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 6px 12px;
}
.user-chip strong { color: var(--text-primary); font-weight: 600; }
.user-chip .credits { color: var(--accent-color); }

.btn {
    padding: 10px 22px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    font-family: inherit;
    text-decoration: none;
}
.btn-primary {
    background: var(--text-primary);
    color: var(--bg-dark);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255,255,255,0.1);
}
.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--card-border);
}
.btn-ghost:hover { border-color: rgba(0, 242, 254, 0.35); }
.btn-accent {
    background: var(--accent-gradient);
    color: #041018;
}
.btn-danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid rgba(255, 107, 107, 0.35);
}
.btn-sm {
    padding: 6px 14px;
    font-size: 0.78rem;
    border-radius: 20px;
}
.btn:disabled,
.btn.is-disabled {
    opacity: 0.45;
    pointer-events: none;
}

.main {
    position: relative;
    /* 勿设 z-index：否则内部 fixed 弹层会被同级 footer 盖住 */
    padding: 100px 4% 60px;
    max-width: 1400px;
    margin: 0 auto;
}

.page-hero {
    text-align: center;
    margin-bottom: 36px;
}
.page-hero .tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-color);
    margin-bottom: 10px;
    font-weight: 600;
}
.page-hero h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    margin-bottom: 8px;
}
.page-hero p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}
.page-hero .hero-note {
    margin-top: 6px;
    font-size: 0.82rem;
    opacity: 0.85;
}
.page-hero .hero-note a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}
.page-hero .hero-note a:hover {
    text-decoration: underline;
}

.flash {
    max-width: 720px;
    margin: 0 auto 24px;
    padding: 12px 18px;
    border-radius: 12px;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    font-size: 0.9rem;
}
.flash-error { border-color: rgba(255,107,107,0.4); color: var(--danger); }
.flash-success { border-color: rgba(0,255,102,0.35); color: var(--success); }
.flash-info { color: var(--text-secondary); }

.site-footer {
    position: relative;
    text-align: center;
    padding: 40px 4% 50px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    border-top: 1px solid var(--card-border);
}
.site-footer a { color: var(--accent-color); }

@media (max-width: 768px) {
    .site-header { padding: 12px 4%; flex-wrap: wrap; }
    .logo { font-size: 1.15rem; }
    .header-nav { width: 100%; justify-content: flex-start; gap: 12px; }
    .main { padding-top: 120px; }
    .page-hero h1 { font-size: 1.6rem; }
}