:root {
    --dark-gradient-start: #2a3a4e;
    --dark-gradient-end: #1c2635;
    --dark-primary-text: #e0e8e8;
    --dark-secondary-text: #9499a6;
    --accent-start: #8a2be2;
    --accent-end: #00bfff;

    --light-bg: #f0f2f5;
    --light-surface-bg: #ffffff;
    --light-primary-text: #334155;
    --light-secondary-text: #64748b;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light-bg);
    padding-top: 40px;
    transition: padding-top 0.3s ease-in-out;
}

.body {
    padding: 24px !important;
}

@media (min-width: 768px) {
    .sidebar {
        display: none !important;
    }
}

.header {
    color: var(--dark-primary-text);
    min-height: 40px !important;
    z-index: 1030;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    transform: translateY(0);
    transition: transform 0.3s ease-in-out;
}

/* --- [PERBAIKAN KUNCI 1] LOGIKA AUTOHIDE HANYA UNTUK DESKTOP --- */
@media (min-width: 768px) {
    body.header-autohide-active {
        padding-top: 0;
    }

    body.header-autohide-active:has(.header.header-autohide:hover) {
        padding-top: 40px;
    }

    .header.header-autohide {
        transform: translateY(calc(-100% + 10px));
    }

    .header.header-autohide:hover {
        transform: translateY(0);
    }
}
/* --- AKHIR DARI LOGIKA AUTOHIDE --- */

.header::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 100%;
    background: linear-gradient(90deg, var(--dark-gradient-start) 0%, var(--dark-gradient-end) 100%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.2) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    z-index: -1;
}

.header .container-fluid { height: 100%; display: flex; align-items: center; width: 100%; }
.header > .container-fluid { min-height: unset !important; }
.header .header-nav { display: flex; align-items: center; }
.header .header-toggler, .header .nav-link { color: var(--dark-secondary-text); transition: color 0.2s ease, background-color 0.2s ease; }
.header .header-toggler:hover, .header .nav-link:hover { color: var(--dark-primary-text); background-color: rgba(255, 255, 255, 0.1); border-radius: 8px; }
.header .avatar { border: 2px solid rgba(255, 255, 255, 0.2); transition: transform 0.2s ease, box-shadow 0.2s ease; width: 32px; height: 32px; }
.header .avatar:hover { transform: scale(1.1); box-shadow: 0 0 15px var(--accent-end); }
.header .header-nav .nav-item { margin: 0 2px; }
.header .header-nav .nav-link { color: var(--dark-secondary-text); font-weight: 500; padding: 5px 10px; border-radius: 8px; display: flex; align-items: center; transition: color 0.2s ease, background-color 0.2s ease; font-size: 0.8125rem; }
.header .header-nav .nav-link:hover { color: var(--dark-primary-text); background-color: rgba(255, 255, 255, 0.05); }
.header .header-nav .nav-link.active { color: #ffffff; background: linear-gradient(95deg, var(--accent-start), var(--accent-end)); }
.header .header-nav .nav-link svg.nav-icon { width: 1rem !important; height: 1rem !important; margin-right: 0.5rem; flex-shrink: 0; }
.header .header-nav .icon-lg { width: 1.1rem; height: 1.1rem; }
.header .dropdown-menu { background: var(--dark-gradient-end); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 8px; margin-top: 10px !important; }
.header .dropdown-item { color: var(--dark-secondary-text); padding: 8px 16px; transition: all 0.2s ease; font-size: 0.8125rem; }
.header .dropdown-item:hover { background: linear-gradient(95deg, var(--accent-start), var(--accent-end)); color: #ffffff; }
.header .dropdown-item.active { background: rgba(255, 255, 255, 0.1); color: var(--dark-primary-text); }


/* --- [PERBAIKAN KUNCI 2] LOGIKA NAVIGASI MOBILE --- */
.header-toggler { border: none; background: transparent; padding-left: 0.5rem; padding-right: 0.5rem; }

.header-mobile-nav {
    position: fixed; top: 40px; left: 0; right: 0; z-index: 1029;
    background: var(--dark-gradient-end); border-bottom: 1px solid rgba(0, 0, 0, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25); padding: 0.5rem 0;
    max-height: calc(100vh - 40px); overflow-y: auto;
}

@media (min-width: 768px) { .header-mobile-nav { display: none !important; } }

/* Tampilan Link Utama di Mobile */
.header-mobile-nav .nav-link {
    color: var(--dark-secondary-text); padding: 0.75rem 1rem;
    display: flex; align-items: center; justify-content: space-between; /* Membuat ruang untuk ikon panah */
    border-radius: 0; font-weight: 500; font-size: 0.8125rem;
}
.header-mobile-nav .nav-link:hover { color: var(--dark-primary-text); background-color: rgba(255, 255, 255, 0.05); }
.header-mobile-nav .nav-link.active { color: #ffffff; background: linear-gradient(95deg, var(--accent-start), var(--accent-end)); }
.header-mobile-nav .nav-icon { width: 1rem !important; height: 1rem !important; margin-right: 0.75rem; }
.header-mobile-nav .nav-link-content { display: flex; align-items: center; } /* Grup untuk ikon dan teks */

/* Styling untuk Submenu Accordion */
.header-mobile-nav .nav-submenu {
    list-style: none; padding-left: 2rem;
    background-color: rgba(0, 0, 0, 0.2);
    /* Submenu tidak lagi punya padding atas/bawah, diatur oleh link-nya */
}
.header-mobile-nav .nav-submenu .nav-link { padding-top: 0.6rem; padding-bottom: 0.6rem; }

/* Ikon panah untuk submenu */
.submenu-toggle-icon {
    transition: transform 0.3s ease;
    width: 1rem;
    height: 1rem;
}

/* Rotasi panah saat submenu terbuka */
.header-mobile-nav .nav-link[aria-expanded="true"] .submenu-toggle-icon {
    transform: rotate(-180deg);
}