/* ===== Design Tokens ===== */
:root {
    --sidebar-w: 260px;
    --sidebar-collapsed-w: 72px;
    --topbar-h: 60px;
    --bg: #f4f1ec;
    --bg-subtle: #ece8e1;
    --fg: #1a1714;
    --fg-muted: #7a746a;
    --accent: #c8652a;
    --accent-hover: #b5581f;
    --accent-glow: rgba(200, 101, 42, 0.12);
    --card: #ffffff;
    --border: #ddd7ce;
    --sidebar-bg: #1a1714;
    --sidebar-fg: #9e9890;
    --sidebar-fg-hover: #d4cfc8;
    --sidebar-fg-active: #ffffff;
    --sidebar-hover-bg: rgba(255,255,255,0.05);
    --sidebar-active-bg: rgba(200, 101, 42, 0.15);
    --sidebar-border: rgba(255,255,255,0.07);
    --topbar-bg: #ffffff;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow-sm: 0 1px 3px rgba(26,23,20,0.05);
    --shadow-md: 0 4px 16px rgba(26,23,20,0.07);
    --shadow-lg: 0 8px 32px rgba(26,23,20,0.10);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--fg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    overflow: hidden; /* Prevent body scroll; sidebar + main handle their own */
}

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

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* ===== Page Wrapper ===== */
.dashboard-wrap {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* ===== Sidebar ===== */
.sidebar {
    width: var(--sidebar-w);
    min-width: var(--sidebar-w);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
    z-index: 1001;
    transition: width var(--transition), min-width var(--transition), transform var(--transition);
    overflow: hidden;
}

/* Sidebar brand area */
.sidebar-brand {
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 20px;
    border-bottom: 1px solid var(--sidebar-border);
    flex-shrink: 0;
}

.sidebar-brand-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    background: var(--accent);
    border-radius: 9px;
    display: grid;
    place-items: center;
    font-family: 'Playfair Display', serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
}

.sidebar-brand-text {
    font-family: 'Playfair Display', serif;
    font-weight: 800;
    font-size: 1.15rem;
    color: #fff;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--transition);
}

.sidebar.collapsed .sidebar-brand-text {
    opacity: 0;
    pointer-events: none;
}

/* Sidebar nav section */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px 12px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

    .sidebar-nav::-webkit-scrollbar {
        width: 4px;
    }

    .sidebar-nav::-webkit-scrollbar-thumb {
        background: rgba(255,255,255,0.1);
        border-radius: 4px;
    }

.nav-section-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.25);
    padding: 12px 12px 6px;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity var(--transition);
}

.sidebar.collapsed .nav-section-label {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

/* Nav items */
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--sidebar-fg);
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all var(--transition);
    position: relative;
    margin-bottom: 2px;
}

    .sidebar-link i {
        font-size: 1.05rem;
        min-width: 20px;
        text-align: center;
        transition: color var(--transition);
    }

.sidebar-link-text {
    opacity: 1;
    transition: opacity var(--transition);
}

.sidebar.collapsed .sidebar-link-text {
    opacity: 0;
    pointer-events: none;
}

.sidebar-link:hover {
    color: var(--sidebar-fg-hover);
    background: var(--sidebar-hover-bg);
}

.sidebar-link.active {
    color: var(--sidebar-fg-active);
    background: var(--sidebar-active-bg);
}

    .sidebar-link.active i {
        color: var(--accent);
    }

    .sidebar-link.active::before {
        content: '';
        position: absolute;
        left: -12px;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 20px;
        background: var(--accent);
        border-radius: 0 3px 3px 0;
    }

/* Notification dot */
.notif-dot {
    width: 7px;
    height: 7px;
    background: #e54545;
    border-radius: 50%;
    margin-left: auto;
    animation: pulse-dot 2s ease-in-out infinite;
}

.sidebar.collapsed .notif-dot {
    display: none;
}

@keyframes pulse-dot {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.5);
        opacity: 0.5;
    }
}

/* Sidebar dropdown */
.sidebar-dropdown {
    margin-bottom: 2px;
}

.sidebar-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--sidebar-fg);
    font-size: 0.85rem;
    font-weight: 500;
    width: 100%;
    white-space: nowrap;
    transition: all var(--transition);
    font-family: inherit;
}

    .sidebar-dropdown-trigger i:first-child {
        font-size: 1.05rem;
        min-width: 20px;
        text-align: center;
        transition: color var(--transition);
    }

    .sidebar-dropdown-trigger .chevron {
        margin-left: auto;
        font-size: 0.65rem;
        transition: transform var(--transition), opacity var(--transition);
    }

    .sidebar-dropdown-trigger .dd-text {
        opacity: 1;
        transition: opacity var(--transition);
    }

.sidebar.collapsed .sidebar-dropdown-trigger .dd-text {
    opacity: 0;
    pointer-events: none;
}

.sidebar.collapsed .sidebar-dropdown-trigger .chevron {
    opacity: 0;
}

.sidebar-dropdown-trigger:hover {
    color: var(--sidebar-fg-hover);
    background: var(--sidebar-hover-bg);
}

.sidebar-dropdown.open .sidebar-dropdown-trigger {
    color: var(--sidebar-fg-active);
}

    .sidebar-dropdown.open .sidebar-dropdown-trigger .chevron {
        transform: rotate(90deg);
    }

.sidebar-dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    padding-left: 20px;
}

.sidebar-dropdown.open .sidebar-dropdown-menu {
    max-height: 200px;
}

.sidebar-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--sidebar-fg);
    font-size: 0.8rem;
    font-weight: 400;
    transition: all var(--transition);
    white-space: nowrap;
}

    .sidebar-dropdown-item::before {
        content: '';
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: currentColor;
        opacity: 0.3;
        flex-shrink: 0;
        transition: opacity var(--transition);
    }

    .sidebar-dropdown-item:hover {
        color: var(--sidebar-fg-hover);
        background: var(--sidebar-hover-bg);
    }

        .sidebar-dropdown-item:hover::before {
            opacity: 0.7;
        }

    .sidebar-dropdown-item.active {
        color: var(--accent);
        font-weight: 600;
    }

        .sidebar-dropdown-item.active::before {
            background: var(--accent);
            opacity: 1;
        }

.sidebar.collapsed .sidebar-dropdown-menu {
    display: none;
}

/* Sidebar footer */
.sidebar-footer {
    border-top: 1px solid var(--sidebar-border);
    padding: 14px 16px;
    flex-shrink: 0;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-user-avatar {
    width: 34px;
    height: 34px;
    min-width: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #e8944a);
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.8rem;
}

.sidebar-user-info {
    overflow: hidden;
    opacity: 1;
    transition: opacity var(--transition);
}

.sidebar.collapsed .sidebar-user-info {
    opacity: 0;
    width: 0;
}

.sidebar-user-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.7rem;
    color: var(--sidebar-fg);
}

.sidebar-logout-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    color: var(--sidebar-fg);
    font-size: 0.78rem;
    font-weight: 500;
    transition: all var(--transition);
    width: 100%;
    white-space: nowrap;
    font-family: inherit;
}

    .sidebar-logout-btn:hover {
        color: #e54545;
        background: rgba(229, 69, 69, 0.1);
    }

.sidebar.collapsed .sidebar-logout-btn span {
    display: none;
}

.sidebar.collapsed .sidebar-logout-btn {
    justify-content: center;
}

/* Sidebar login (when not authed) */
.sidebar-login-area {
    margin-top: auto;
    padding: 16px;
    opacity: 1;
    transition: opacity var(--transition);
}

.sidebar.collapsed .sidebar-login-area .btn-login-text {
    display: none;
}

.sidebar-login-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px 16px;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    transition: all var(--transition);
    font-family: inherit;
}

    .sidebar-login-btn:hover {
        background: var(--accent-hover);
        transform: translateY(-1px);
    }

/* Collapse toggle button */
.sidebar-collapse-btn {
    position: absolute;
    top: 16px;
    right: -14px;
    width: 28px;
    height: 28px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--fg-muted);
    font-size: 0.7rem;
    z-index: 1002;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
}

    .sidebar-collapse-btn:hover {
        color: var(--accent);
        border-color: var(--accent);
        transform: scale(1.1);
    }

.sidebar.collapsed .sidebar-collapse-btn i {
    transform: rotate(180deg);
}

/* ===== Main Area ===== */
.main-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    min-width: 0;
}

/* Topbar */
.topbar {
    height: var(--topbar-h);
    min-height: var(--topbar-h);
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    box-shadow: var(--shadow-sm);
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--fg-muted);
    font-size: 1.15rem;
    place-items: center;
    transition: var(--transition);
}

    .mobile-menu-btn:hover {
        color: var(--fg);
        background: var(--bg);
    }

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--fg-muted);
}

    .breadcrumb a {
        color: var(--fg-muted);
        transition: color var(--transition);
    }

        .breadcrumb a:hover {
            color: var(--accent);
        }

    .breadcrumb .sep {
        opacity: 0.35;
        font-size: 0.7rem;
    }

    .breadcrumb .current {
        color: var(--fg);
        font-weight: 600;
    }

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-icon-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: grid;
    place-items: center;
    color: var(--fg-muted);
    font-size: 1.05rem;
    transition: var(--transition);
    position: relative;
}

    .topbar-icon-btn:hover {
        color: var(--fg);
        background: var(--bg);
    }

    .topbar-icon-btn .badge-dot {
        position: absolute;
        top: 6px;
        right: 6px;
        width: 8px;
        height: 8px;
        background: #e54545;
        border-radius: 50%;
        border: 2px solid var(--topbar-bg);
    }

/* Main content scroll area */
.content-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 32px;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

    .content-scroll::-webkit-scrollbar {
        width: 6px;
    }

    .content-scroll::-webkit-scrollbar-thumb {
        background: var(--border);
        border-radius: 6px;
    }

/* Page header */
.page-header {
    margin-bottom: 28px;
}

    .page-header h1 {
        font-family: 'Playfair Display', serif;
        font-size: 1.8rem;
        font-weight: 800;
        color: var(--fg);
        letter-spacing: -0.02em;
        line-height: 1.2;
    }

    .page-header p {
        color: var(--fg-muted);
        font-size: 0.9rem;
        margin-top: 6px;
        max-width: 520px;
        line-height: 1.5;
    }

/* Content card */
.content-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
}

/* Footer */
.content-footer {
    padding: 16px 32px;
    text-align: center;
    color: var(--fg-muted);
    font-size: 0.78rem;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

    .content-footer a {
        color: var(--accent);
        font-weight: 500;
        transition: var(--transition);
    }

        .content-footer a:hover {
            color: var(--accent-hover);
        }

/* ===== Mobile overlay ===== */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26,23,20,0.5);
    z-index: 1000;
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity var(--transition);
}

    .sidebar-overlay.visible {
        display: block;
        opacity: 1;
    }

/* ===== Background texture ===== */
.content-scroll {
    background: radial-gradient(ellipse 70% 50% at 10% 0%, rgba(200,101,42,0.04), transparent), radial-gradient(ellipse 50% 40% at 90% 100%, rgba(200,101,42,0.03), transparent), var(--bg);
}

/* ===== Focus visible ===== */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        transform: translateX(-100%);
        z-index: 1100;
        box-shadow: var(--shadow-lg);
    }

        .sidebar.mobile-open {
            transform: translateX(0);
        }

    .sidebar-collapse-btn {
        display: none;
    }

    .sidebar.collapsed {
        width: var(--sidebar-w);
        min-width: var(--sidebar-w);
    }

        .sidebar.collapsed .sidebar-brand-text,
        .sidebar.collapsed .sidebar-link-text,
        .sidebar.collapsed .sidebar-dropdown-trigger .dd-text,
        .sidebar.collapsed .sidebar-dropdown-trigger .chevron,
        .sidebar.collapsed .sidebar-user-info,
        .sidebar.collapsed .sidebar-logout-btn span,
        .sidebar.collapsed .sidebar-login-area .btn-login-text,
        .sidebar.collapsed .sidebar-dropdown-menu,
        .sidebar.collapsed .nav-section-label,
        .sidebar.collapsed .notif-dot {
            opacity: 1;
            display: block;
            width: auto;
            height: auto;
            padding: inherit;
            margin: inherit;
        }

    .mobile-menu-btn {
        display: grid;
    }

    .content-scroll {
        padding: 24px 20px;
    }

    .topbar {
        padding: 0 20px;
    }
}

@media (max-width: 600px) {
    .breadcrumb .breadcrumb-text {
        display: none;
    }

    .page-header h1 {
        font-size: 1.4rem;
    }
}