/* ═══════════════════════════════════════════════════════════════════════════
   Global Navigation Bar
   ═══════════════════════════════════════════════════════════════════════════ */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--app-font-body);
    color: var(--app-text);
}

.global-nav {
    background-color: var(--app-surface);
    border-bottom: 1px solid var(--app-border);
    box-shadow: var(--app-shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
}

.global-nav::before {
    content: "";
    display: block;
    height: 4px;
    background: var(--app-gradient-ashi);
    background-blend-mode: var(--app-gradient-ashi-blend);
}

.global-nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-brand h1 {
    margin: 0;
    padding-left: 12px;
    border-left: 1px solid var(--app-divider);
    font-size: 20px;
    font-weight: 600;
    color: var(--app-text);
}

.nav-brand a {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-brand a:hover h1 {
    color: var(--app-primary);
}

.nav-rm-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: var(--app-gradient-ashi);
    background-blend-mode: var(--app-gradient-ashi-blend);
    color: var(--app-text-inverse);
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
}

.nav-link {
    display: block;
    padding: 8px 16px;
    text-decoration: none;
    color: var(--app-text-secondary);
    font-size: 14px;
    font-weight: 500;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background-color: var(--app-surface-subtle);
    color: var(--app-text);
}

.nav-link.active {
    background-color: var(--app-surface-accent);
    color: var(--app-primary);
}

.nav-user-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background-color: var(--app-surface-subtle);
    border-radius: 20px;
    font-size: 14px;
    color: var(--app-text-secondary);
}

.nav-user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--app-gradient-ashi);
    background-blend-mode: var(--app-gradient-ashi-blend);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--app-text-inverse);
    font-weight: 600;
    font-size: 12px;
}

.nav-user-name {
    font-weight: 500;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-nav-primary {
    padding: 8px 20px;
    background-color: var(--app-primary);
    color: var(--app-primary-on);
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s ease;
}

.btn-nav-primary:hover {
    background-color: var(--app-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--app-shadow-md);
}

.btn-nav-secondary {
    padding: 8px 20px;
    background-color: transparent;
    color: var(--app-text-secondary);
    border: 1px solid var(--app-border);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s ease;
}

.btn-nav-secondary:hover {
    background-color: var(--app-surface-subtle);
    border-color: var(--app-border-default);
}

/* ─── Content Wrapper ──────────────────────────────────────────────────── */

.page-content {
    padding: 20px 30px;
    max-width: 1400px;
    margin: 0 auto;
}

/* ─── Responsive Design ────────────────────────────────────────────────── */

@media (max-width: 768px) {
    .global-nav-container {
        padding: 0 20px;
        flex-wrap: wrap;
        height: auto;
        min-height: 60px;
    }

    .nav-brand h1 {
        padding-left: 10px;
        font-size: 18px;
    }

    .nav-menu {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 0;
        gap: 4px;
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-user-section {
        flex-wrap: wrap;
        gap: 8px;
    }

    .nav-user-name {
        display: none;
    }

    .page-content {
        padding: 15px 20px;
    }
}

/* Loader and message toast — rendered by _Layout on every page. */

.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--app-overlay-light);
    z-index: 2000;
}

.loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 8px solid var(--app-surface-subtle);
    border-top: 8px solid var(--app-primary);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0%   { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

.message-toast {
    position: fixed;
    top: 60px;
    left: 30%;
    background-color: var(--app-success);
    color: var(--app-success-on);
    padding: 15px 20px;
    border-radius: 5px;
    z-index: 3000;
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 1000px;
}

.message-toast-close {
    background: none;
    border: none;
    color: var(--app-success-on);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    padding: 0 0 0 16px;
    margin-left: auto;
    align-self: center;
    opacity: 0.85;
    display: inline-block;
}

.message-toast-close:hover {
    opacity: 1;
}