/* Echo Ocean - 共有导航栏样式组件 */
/* 吸顶导航：悬浮磨砂玻璃胶囊（backdrop-blur），滚动后增强模糊与层次 */

.site-header {
    padding-top: env(safe-area-inset-top, 0px);
    background: transparent;
    pointer-events: none;
}

.site-header-inner {
    pointer-events: auto;
    padding-left: 0;
    padding-right: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.site-header-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    column-gap: 0.75rem;
    padding-top: calc(0.75rem + env(safe-area-inset-top, 0px));
    padding-bottom: 0.625rem;
    padding-left: max(1.125rem, env(safe-area-inset-left, 0px));
    padding-right: max(1.125rem, env(safe-area-inset-right, 0px));
}

@media (min-width: 640px) {
    .site-header-grid {
        column-gap: 1rem;
        padding-top: calc(0.875rem + env(safe-area-inset-top, 0px));
        padding-bottom: 0.75rem;
        padding-left: max(1.75rem, env(safe-area-inset-left, 0px));
        padding-right: max(1.75rem, env(safe-area-inset-right, 0px));
    }
}

.site-brand-corner {
    position: relative;
    z-index: 60;
    pointer-events: auto;
    text-decoration: none;
    justify-self: start;
    align-self: center;
    min-width: 0;
}

.site-actions-corner {
    position: relative;
    z-index: 60;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
    justify-self: end;
    align-self: center;
    min-width: 0;
}

@media (min-width: 640px) {
    .site-actions-corner {
        gap: 0.75rem;
    }
}

.site-header-grid #navGlassBar {
    justify-self: center;
    margin-left: 0;
    margin-right: 0;
    min-width: 0;
}

.nav-glass-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: fit-content;
    max-width: 100%;
    box-sizing: border-box;
    min-height: 4.25rem;
    padding: 0.5rem 1rem 0.5rem 1.125rem;
    margin-left: auto;
    margin-right: auto;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.28);
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow:
        0 8px 32px rgba(15, 23, 42, 0.07),
        0 1px 0 rgba(255, 255, 255, 0.5) inset;
    backdrop-filter: blur(44px) saturate(1.55);
    -webkit-backdrop-filter: blur(44px) saturate(1.55);
    will-change: backdrop-filter;
    transition:
        background 0.35s ease,
        box-shadow 0.35s ease,
        border-color 0.35s ease,
        backdrop-filter 0.35s ease,
        -webkit-backdrop-filter 0.35s ease;
}

@media (max-width: 639px) {
    .nav-glass-bar {
        border-radius: 1.25rem;
        min-height: 3.75rem;
        padding: 0.45rem 0.75rem 0.45rem 0.85rem;
    }
}

.nav-glass-bar--scrolled {
    background: rgba(255, 255, 255, 0.45);
    border-color: rgba(255, 255, 255, 0.62);
    box-shadow:
        0 14px 44px rgba(15, 23, 42, 0.12),
        0 1px 0 rgba(255, 255, 255, 0.65) inset;
    backdrop-filter: blur(60px) saturate(1.6);
    -webkit-backdrop-filter: blur(60px) saturate(1.6);
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
    .nav-glass-bar {
        background: rgba(255, 255, 255, 0.94);
    }
    .nav-glass-bar--scrolled {
        background: rgba(255, 255, 255, 0.97);
    }
}

.nav-brand-text {
    font-family: 'Outfit', system-ui, sans-serif;
    font-weight: 800;
    font-size: clamp(2rem, 3.8vw, 2.8rem);
    letter-spacing: -0.035em;
    color: #ffffff;
    line-height: 1.05;
}

.nav-link {
    position: relative;
    padding: 0.45rem 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Outfit', system-ui, sans-serif;
    color: rgba(255, 255, 255, 0.82);
    border-radius: 9999px;
    transition: color 0.2s, box-shadow 0.2s;
}

.nav-link:hover {
    color: rgba(255, 255, 255, 0.95);
}

.nav-link.active {
    color: #ffffff;
    box-shadow:
        0 2px 8px rgba(15, 23, 42, 0.35),
        0 1px 2px rgba(15, 23, 42, 0.2);
}

.nav-login-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.625rem 1.25rem;
    border-radius: 9999px;
    font-family: 'Outfit', system-ui, sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    color: #fff;
    background: #485c11;
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
    transition: background 0.2s, transform 0.15s;
}

.nav-login-pill:hover {
    background: #3d4f0e;
}

.nav-login-pill:active {
    transform: scale(0.98);
}

.nav-icon-btn {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(28px) saturate(1.45);
    -webkit-backdrop-filter: blur(28px) saturate(1.45);
    color: #e5e7eb;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, border-color 0.2s;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
}

.nav-icon-btn:hover {
    background: rgba(255, 255, 255, 0.55);
    border-color: rgba(255, 255, 255, 0.75);
    color: #ffffff;
}

#bgmToggle {
    border: none;
    background: #485c11;
    color: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

#bgmToggle:hover {
    background: #3d4f0e;
    border-color: transparent;
    color: #ffffff;
}

.nav-scroll {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.nav-scroll::-webkit-scrollbar {
    display: none;
}

/* 用户下拉菜单 */
.user-menu-wrap {
    position: relative;
    z-index: 999;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    padding: 6px 12px 6px 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.26);
    backdrop-filter: blur(28px) saturate(1.45);
    -webkit-backdrop-filter: blur(28px) saturate(1.45);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
    transition: all 0.2s;
    user-select: none;
    font-family: 'Outfit', system-ui, sans-serif;
}

.user-menu-trigger:hover {
    background: rgba(255, 255, 255, 0.58);
    border-color: rgba(255, 255, 255, 0.72);
}

.user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    flex-shrink: 0;
    background: var(--avatar-bg, #3b82f6);
}

.user-avatar.lg {
    width: 44px;
    height: 44px;
    font-size: 18px;
}

.user-menu-name {
    font-size: 13px;
    font-weight: 500;
    color: #334155;
    max-width: 6rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-arrow {
    font-size: 10px;
    color: #94a3b8;
    transition: transform 0.2s;
}

.user-menu-wrap:hover .user-menu-arrow {
    transform: rotate(180deg);
}

.user-menu-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    width: 240px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: all 0.25s ease;
    padding: 6px 0;
    z-index: 9999;
}

.user-menu-wrap:hover .user-menu-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.umd-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px 10px;
}

.umd-info-name {
    font-size: 14px;
    font-weight: 600;
    color: #1e293b;
}

.umd-info-sid {
    font-size: 11px;
    color: #94a3b8;
    margin-top: 1px;
}

.umd-divider {
    height: 1px;
    background: #f1f5f9;
    margin: 4px 12px;
}

.umd-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 16px;
    font-size: 13px;
    color: #475569;
    text-decoration: none;
    transition: background 0.15s;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.umd-item:hover {
    background: #f8fafc;
    color: #0ea5e9;
}

.umd-item i {
    width: 16px;
    text-align: center;
    font-size: 13px;
    color: #94a3b8;
}

.umd-item:hover i {
    color: #0ea5e9;
}

.umd-item.logout {
    color: #ef4444;
}

.umd-item.logout:hover {
    background: #fef2f2;
    color: #dc2626;
}

.umd-item.logout:hover i {
    color: #dc2626;
}