/* ========================================
 * NAVBAR SPECIFIC STYLES
 * Color Variables Based on Provided Palette
 * ======================================== */

:root {
    --teal-deep: #5fb3b3;          /* สีเขียวเข้ม - บนสุด */
    --mint-medium: #88c999;        /* สีเขียวกลาง */
    --mint-light: #b8e6c1;         /* สีเขียวอ่อน */
    --cream-yellow: #f0e6a6;       /* สีเหลืองครีม - ล่างสุด */
    
    /* สีเสริมเพิ่มเติม */
    --teal-darker: #4a9999;        /* เข้มกว่า teal-deep */
    --teal-darkest: #3d8080;       /* เข้มที่สุดสำหรับ contrast */
    --mint-lighter: #d4f1da;       /* อ่อนกว่า mint-light */
    --cream-light: #f5ead6;        /* ครีมอ่อน */
    
    /* Text colors for contrast */
    --text-dark: #2C3E36;          /* Dark green-gray for text */
    --text-light: #FFFFFF;         /* White text */
    --text-accent: #1A2E2A;        /* Very dark for high contrast */
    --text-medium: #4a5568;        /* Medium gray text */
}

/* ========================================
 * ENHANCED NAVBAR STYLES
 * ======================================== */

/* Navbar — Flat Pastel Green */
.navbar-dark {
    background: #3d9690 !important;
    border-bottom: 2px solid rgba(255,255,255,.25);
    transition: all 0.3s ease;
    box-shadow: 0 3px 12px rgba(90,154,147,.25);
}

/* Responsive navbar brand */
.navbar-brand {
    color: var(--text-light) !important;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(44, 62, 54, 0.8);
    transition: all 0.3s ease;
    /* padding: 0.5rem 0; */
    font-family: 'Kanit', 'Sarabun', sans-serif;
}

.navbar-brand:hover {
    color: var(--cream-yellow) !important;
    text-shadow: 2px 2px 8px rgba(44, 62, 54, 0.9);
    transform: scale(1.02);
}

.navbar-brand img {
    filter: drop-shadow(2px 2px 6px rgba(44, 62, 54, 0.6));
    transition: filter 0.3s ease;
    height: 44px;
    width: auto;
    object-fit: contain;
}

.navbar-brand-text {
    font-size: 1.1rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
    color: var(--text-light);
}

/* ========================================
 * DESKTOP SEARCH STYLING
 * ======================================== */

.navbar-search {
    max-width: 300px;
    width: 100%;
}

.navbar .form-control {
    background: rgba(240, 230, 166, 0.95);
    border: 2px solid var(--mint-medium);
    color: var(--text-dark);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
}

.navbar .form-control::placeholder {
    color: rgba(44, 62, 54, 0.7);
    font-weight: 400;
}

.navbar .form-control:focus {
    background: var(--cream-light);
    border-color: var(--teal-darker);
    color: var(--text-dark);
    box-shadow: 0 0 0 0.25rem rgba(95, 179, 179, 0.25);
}

.navbar .btn-light {
    background: linear-gradient(135deg, var(--cream-yellow) 0%, var(--cream-light) 100%);
    border: 2px solid var(--mint-medium);
    color: var(--text-dark);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.375rem 0.75rem;
    font-weight: 600;
    border-radius: 8px;
}

.navbar .btn-light:hover {
    background: var(--cream-light);
    color: var(--text-accent);
    box-shadow: 0 4px 15px rgba(136, 201, 153, 0.4);
    transform: translateY(-1px);
}

/* ========================================
 * ENHANCED MOBILE CONTROLS
 * ======================================== */

.btn-outline-light {
    background: rgba(240, 230, 166, 0.1);
    border: 2px solid rgba(240, 230, 166, 0.8);
    color: var(--text-light);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    /* padding: 0.5rem 0.75rem; */
    border-radius: 8px;
    font-weight: 600;
    text-shadow: 1px 1px 2px rgba(44, 62, 54, 0.5);
}

.btn-outline-light:hover {
    background: var(--cream-yellow);
    border-color: var(--cream-yellow);
    color: var(--text-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(240, 230, 166, 0.4);
    text-shadow: none;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--cream-yellow);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(44, 62, 54, 0.3);
}

.user-avatar:hover {
    border-color: var(--mint-medium);
    box-shadow: 0 4px 15px rgba(136, 201, 153, 0.5);
    transform: scale(1.05);
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
    color: var(--text-light);
    text-shadow: 1px 1px 2px rgba(44, 62, 54, 0.5);
}

/* Mobile menu button */
.mobile-menu-btn {
    position: relative;
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
}

/* Notification button styling */
.d-lg-none .btn-outline-light {
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.d-lg-none .btn-outline-light i {
    font-size: 1.1rem;
}

/* ========================================
 * NOTIFICATION BADGE
 * ======================================== */

.notification-badge {
    position: absolute;
    top: -3px;
    right: -10px;
    background: linear-gradient(45deg, #E74C3C, #C0392B);
    color: white;
    font-size: 0.6rem;
    min-width: 0.75rem;
    height: 1.3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    border: 2px solid var(--text-light);
    animation: pulse 2s infinite;
    box-shadow: 0 2px 8px rgba(231, 76, 60, 0.4);
}

@keyframes pulse {
    0%, 100% { 
        box-shadow: 0 2px 8px rgba(231, 76, 60, 0.4); 
    }
    50% { 
        box-shadow: 0 4px 20px rgba(231, 76, 60, 0.8); 
    }
}

/* ========================================
 * ENHANCED OFFCANVAS
 * ======================================== */

.offcanvas {
    --bs-offcanvas-width: 320px;
    background: linear-gradient(135deg, var(--cream-light) 0%, var(--cream-yellow) 100%);
    backdrop-filter: blur(20px);
    border: none;
    box-shadow: 0 0 40px rgba(95, 179, 179, 0.3);
}

.offcanvas-header {
    background: linear-gradient(135deg, var(--teal-deep) 0%, var(--teal-darker) 100%);
    color: var(--text-light);
    border-bottom: 3px solid var(--mint-medium);
    position: relative;
}

.offcanvas-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--mint-medium), transparent);
}

.offcanvas-title {
    color: var(--text-light);
    text-shadow: 2px 2px 4px rgba(44, 62, 54, 0.8);
    font-weight: 700;
    font-size: 1.1rem;
    font-family: 'Kanit', 'Sarabun', sans-serif;
}

.offcanvas-title img {
    border: 3px solid rgba(240, 230, 166, 0.8);
    box-shadow: 0 4px 15px rgba(44, 62, 54, 0.3);
}

/* ========================================
 * MOBILE SEARCH IN OFFCANVAS
 * ======================================== */

.mobile-search {
    background: rgba(136, 201, 153, 0.1);
    border-radius: 12px;
    padding: 1rem;
    border: 2px solid rgba(136, 201, 153, 0.3);
}

.mobile-search .btn {
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    font-family: 'Kanit', sans-serif;
}

.mobile-search .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(95, 179, 179, 0.3);
}

/* ========================================
 * LIST GROUP ENHANCEMENTS
 * ======================================== */

.list-group-item-action {
    border-radius: 10px !important;
    margin: 3px 0;
    border: none !important;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.3);
    color: var(--text-dark);
    font-weight: 500;
    font-family: 'Sarabun', sans-serif;
}

.list-group-item-action::before {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(136, 201, 153, 0.2), transparent);
    transition: left 0.5s ease;
}

.list-group-item-action:hover {
    background: linear-gradient(135deg, var(--mint-lighter) 0%, rgba(136, 201, 153, 0.3) 100%);
    color: var(--text-accent);
    transform: translateX(8px);
    box-shadow: 0 4px 15px rgba(136, 201, 153, 0.3);
    font-weight: 600;
}

.list-group-item-action:hover::before {
    left: 100%;
}

.list-group-item.active {
    background: linear-gradient(135deg, var(--teal-deep), var(--mint-medium)) !important;
    border-color: transparent !important;
    color: var(--text-light) !important;
    box-shadow: 0 6px 20px rgba(95, 179, 179, 0.4);
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(44, 62, 54, 0.5);
}

.list-group-item.active i {
    color: var(--text-light);
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.3));
}

/* ========================================
 * BADGE STYLING
 * ======================================== */

.badge.bg-success {
    background: linear-gradient(45deg, var(--mint-medium), var(--teal-deep)) !important;
    border: 1px solid rgba(255, 255, 255, 0.3);
    text-shadow: 1px 1px 2px rgba(44, 62, 54, 0.3);
    color: var(--text-light);
    font-weight: 600;
}

.badge.bg-danger {
    background: linear-gradient(45deg, #E74C3C, #C0392B) !important;
    animation: badgePulse 2s ease-in-out infinite;
    color: var(--text-light);
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

@keyframes badgePulse {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(231, 76, 60, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(231, 76, 60, 0.8);
    }
}

/* ========================================
 * MANAGEMENT SECTION STYLING
 * ======================================== */

.offcanvas h6 {
    color: var(--teal-darker);
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 3px solid rgba(95, 179, 179, 0.3);
    position: relative;
    font-family: 'Kanit', sans-serif;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.5);
}

.offcanvas h6::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--teal-deep), var(--mint-medium));
    border-radius: 2px;
}

/* ========================================
 * ENHANCED CLOSE BUTTON
 * ======================================== */

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
    transition: all 0.3s ease;
    opacity: 0.9;
    background-size: 1.2em;
}

.btn-close:hover {
    opacity: 1;
    transform: scale(1.15);
    filter: invert(1) grayscale(100%) brightness(250%);
}

/* ========================================
 * ENHANCED SCROLL EFFECT
 * ======================================== */

.navbar-scrolled {
    box-shadow: 0 6px 30px rgba(95, 179, 179, 0.4) !important;
    backdrop-filter: blur(15px) !important;
}

/* ========================================
 * RESPONSIVE MEDIA QUERIES
 * ======================================== */

@media (max-width: 1200px) {
    .user-name {
        display: none;
    }
    
    .navbar-brand-text {
        max-width: 180px;
    }
}

@media (max-width: 992px) {
    .navbar-brand-text {
        max-width: 150px;
        font-size: 1rem;
    }
    
    .offcanvas {
        --bs-offcanvas-width: 90vw;
        max-width: 350px;
    }
}

@media (max-width: 768px) {
    .navbar-brand img {
        height: 44px;
    }
    
    .navbar-brand-text {
        font-size: 0.9rem;
        max-width: 120px;
    }
    
    .mobile-menu-btn,
    .btn-outline-light {
        padding: 0.375rem 0.5rem;
        min-width: 40px;
        min-height: 40px;
    }
    
    .user-avatar {
        width: 28px;
        height: 28px;
    }
    
    .offcanvas {
        --bs-offcanvas-width: 95vw;
        max-width: 320px;
    }
}

@media (max-width: 576px) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .navbar .container {
        padding: 0 1rem;
    }
    
    .navbar-brand {
        padding: 0.25rem 0;
    }
    
    .navbar-brand img {
        height: 44px;
    }
    
    .navbar-brand-text {
        font-size: 0.85rem;
        max-width: 100px;
    }
    
    .mobile-menu-btn,
    .btn-outline-light {
        padding: 0.25rem 0.375rem;
        min-width: 36px;
        min-height: 36px;
        margin-right: 0.25rem;
    }
    
    .mobile-menu-btn {
        margin-right: 0;
    }
    
    .user-avatar {
        width: 24px;
        height: 24px;
    }
    
    /* .notification-badge {
        font-size: 0.6rem;
        min-width: 0.8rem;
        height: 0.8rem;
    } */
    
    .offcanvas {
        --bs-offcanvas-width: 100vw;
        max-width: 300px;
    }
    
    .mobile-search {
        padding: 0.75rem;
    }
    
    .list-group-item-action {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

/* ========================================
 * ACCESSIBILITY ENHANCEMENTS
 * ======================================== */

/* Focus states for accessibility */
.navbar .btn:focus,
.list-group-item-action:focus {
    outline: 3px solid var(--teal-deep);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px rgba(95, 179, 179, 0.3);
}

/* Touch-friendly buttons for mobile */
@media (pointer: coarse) {
    .btn-outline-light,
    .mobile-menu-btn {
        min-width: 44px;
        min-height: 44px;
        padding: 0.5rem;
    }
    
    .list-group-item-action {
        min-height: 48px;
        padding: 0.875rem 1rem;
    }
}

/* ========================================
 * PRINT STYLES
 * ======================================== */

@media print {
    .navbar,
    .offcanvas {
        display: none !important;
    }
}

/* ── KU MOOC landing-page navbar theme ─────────────────────────── */
.nb-nav { position: sticky; top: 0; z-index: 20; }
.nb-nav .nav-inner { width: min(1240px, calc(100% - 40px)); height: 80px; margin: auto; display: flex; align-items: center; gap: 32px; }
.nb-nav .brand { display: flex; align-items: center; gap: 10px; font-family: Inter, 'IBM Plex Sans Thai', sans-serif; text-decoration: none; }
.nb-nav .brand-mark { width: 52px; height: 52px; object-fit: contain; background: transparent; }
.nb-nav .brand strong { display: block; font-size: 20px; color: #062f25; }
.nb-nav .brand small { display: block; font-size: 10px; color: #62756d; white-space: nowrap; }
.nb-nav .links { display: flex; gap: 24px; margin-left: auto; font-size: 14px; color: #52655d; }
.nb-nav .links a { color: inherit; text-decoration: none; display: inline-flex; align-items: center; white-space: nowrap; }
.nb-nav .links a i { margin-right: 7px; color: #067647; }
.nb-nav .links a::before { content: none !important; margin: 0 !important; }
.nb-nav .links a:hover { color: #067647; }
/* 992-1199px: keep the menu on one line next to the login/register buttons */
@media (min-width: 992px) and (max-width: 1199.98px) {
    .nb-nav .links { gap: 14px; font-size: 13px; }
    .nb-nav .links a i { margin-right: 5px; }
}
.nb-nav .actions .btn i { margin-right: 7px; }
.nb-nav .actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    width: 132px;
    height: 44px;
    min-height: 44px;
    padding: 0 12px;
    border-radius: 12px;
    line-height: 1.2;
    white-space: nowrap;
}
.nb-nav .actions .btn i {
    width: 16px;
    flex: 0 0 16px;
    text-align: center;
}
.nb-nav .nb-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border: 1px solid #dceae3;
    border-radius: 12px;
    background: #fff;
    color: #067647;
    text-decoration: none;
    transition: background .2s, color .2s, border-color .2s;
}
.nb-nav .nb-logout:hover { color: #b42318; background: #fff1f0; border-color: #f3c6c2; }
.nb-nav .nb-logout:focus-visible { outline: 2px solid #067647; outline-offset: 3px; }
.nb-nav .nb-profile-link {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    padding: 2px;
    overflow: hidden;
    border: 2px solid #b8ddcc;
    border-radius: 50%;
    background: #f1fbf6;
    box-shadow: 0 4px 12px rgba(6, 118, 71, .14);
    text-decoration: none;
    transition: border-color .2s, box-shadow .2s, transform .2s;
}
.nb-nav .nb-profile-link:hover {
    border-color: #067647;
    box-shadow: 0 6px 16px rgba(6, 118, 71, .24);
    transform: translateY(-1px);
}
.nb-nav .nb-profile-link:focus-visible {
    outline: 2px solid #067647;
    outline-offset: 3px;
}
.nb-nav .nb-profile-image {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}
.nb-nav .actions .btn-success::before,
.nb-nav .actions .btn-outline-secondary::before { content: none !important; margin: 0 !important; }
.nb-nav .actions { display: flex; gap: 10px; align-items: center; }
.nb-nav .nb-mobile-search { display: none; }
.nb-nav .menu { display: none; border: 0; background: none; font-size: 24px; }
.nb-nav {
    background: #fff !important;
    border-bottom: 1px solid #e6eee9;
    box-shadow: none;
    backdrop-filter: blur(18px);
}
.nb-nav .container { max-width: 1160px; min-height: 76px; }
.nb-nav .navbar-brand { text-shadow: none; color: #062f25 !important; font-family: Inter, 'IBM Plex Sans Thai', sans-serif; }
.nb-nav .navbar-brand:hover { color: #067647 !important; text-shadow: none; }
.nb-nav .navbar-brand img { width: 42px; height: 42px; filter: none; background: transparent !important; }
.nb-nav .nb-brand-text { display: inline-flex; flex-direction: column; line-height: 1.05; color: #062f25; font-size: 20px; font-weight: 800; }
.nb-nav .nb-brand-ku, .nb-nav .nb-brand-mooc { color: #062f25; }
.nb-nav .nb-brand-mooc { color: #067647; }
.nb-nav .nb-brand-text small { margin-top: 4px; color: #62756d; font-family: 'IBM Plex Sans Thai', sans-serif; font-size: 10px; font-weight: 400; white-space: nowrap; }
.nb-nav .nb-search .form-control { background: #fff; border-color: #dceae3; }
.nb-nav .nb-search .btn-light { background: #dff8ec; border-color: #dceae3; color: #067647; }
.nb-nav .nb-icon-btn, .nb-nav .nb-outline-btn { border-color: #dceae3; color: #10231d; background: #fff; }
.nb-nav .nb-icon-btn:hover, .nb-nav .nb-outline-btn:hover { color: #067647; background: #dff8ec; }
.nb-nav .nb-light-btn { background: #067647; color: #fff; border-color: #067647; }
.nb-nav .nb-light-btn:hover { background: #055d38; color: #fff; }
.nb-nav .nb-hamburger { color: #10231d; }
@media (max-width: 991.98px) {
    .nb-nav .nb-logout { display: none; }
    .nb-nav .nav-inner { width: calc(100% - 24px); height: 76px; gap: 10px; align-items: center; }
    .nb-nav .brand { min-width: 0; flex-shrink: 1; }
    .nb-nav .brand strong, .nb-nav .brand small { display: none; }
    .nb-nav .brand-mark { width: 52px; height: 52px; }
    .nb-nav .links { display: none; }
    .nb-nav .actions { display: none !important; }
    .nb-nav .nb-mobile-search {
        display: inline-grid;
        place-items: center;
        width: 44px;
        height: 44px;
        min-width: 44px;
        padding: 0;
        margin-left: auto;
        flex: 0 0 44px;
        border: 1px solid #b8ddcc;
        border-radius: 12px;
        background: #fff;
        color: #067647;
        box-shadow: 0 3px 10px rgba(6, 118, 71, .1);
        font-size: 18px;
        cursor: pointer;
        transition: background .2s, border-color .2s, transform .2s, box-shadow .2s;
    }
    .nb-nav .nb-mobile-search:hover,
    .nb-nav .nb-mobile-search:focus-visible {
        border-color: #067647;
        background: #dff8ec;
        color: #055d38;
        transform: translateY(-1px);
        outline: none;
    }
    .nb-nav .nb-mobile-search:active { transform: scale(.94); }
    .nb-nav .menu { display: grid; place-items: center; width: 44px; height: 44px; flex: 0 0 44px; padding: 0; border: 1px solid #b8ddcc; border-radius: 12px; color: #067647; background: #f1fbf6; box-shadow: 0 3px 10px rgba(6, 118, 71, .1); font-size: 0; cursor: pointer; transition: background .2s, border-color .2s, transform .2s, box-shadow .2s; }
    .nb-nav .menu::before { content: ''; display: block; width: 22px; height: 16px; background: linear-gradient(#067647, #067647) top left / 22px 2px no-repeat, linear-gradient(#067647, #067647) center left / 22px 2px no-repeat, linear-gradient(#067647, #067647) bottom left / 22px 2px no-repeat; }
    .nb-nav .menu:hover, .nb-nav .menu:focus-visible { border-color: #067647; background: #dff8ec; color: #055d38; transform: translateY(-1px); outline: none; }
    .nb-nav .menu:active { transform: scale(.94); }
    .nb-nav .menu[aria-expanded="true"] { background: #dff8ec; border-color: #067647; }
    .nb-nav .menu[aria-expanded="true"]::before { background: linear-gradient(45deg, transparent 46%, #067647 47% 53%, transparent 54%), linear-gradient(-45deg, transparent 46%, #067647 47% 53%, transparent 54%); }
}

/* unread notifications on the ☰ button (the menu holds the notifications link) */
.nb-nav .menu { position: relative; }
.nb-nav .nb-menu-badge { position: absolute; top: -6px; right: -6px; min-width: 18px; height: 18px; padding: 0 4px; border-radius: 9px; background: #dc3545; color: #fff; font-size: 11px; font-weight: 700; line-height: 18px; text-align: center; border: 2px solid #fff; box-sizing: content-box; }

/* notification bell (desktop; phones use the badge on the menu button) */
.nb-nav .nb-bell-btn { position: relative; display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; flex-shrink: 0; border: 1px solid #dceae3; border-radius: 12px; background: #fff; color: #067647; font-size: 18px; cursor: pointer; transition: background .2s, border-color .2s; }
.nb-nav .nb-bell-btn:hover, .nb-nav .nb-bell-btn[aria-expanded="true"] { background: #dff8ec; border-color: #b8ddcc; }
.nb-nav .nb-bell-btn:focus-visible { outline: 2px solid #067647; outline-offset: 3px; }
.nb-nav .nb-bell-btn .nb-menu-badge { top: -7px; right: -7px; }
.nb-nav .nb-bell-menu { width: 340px; padding: 0; border: 1px solid #dceae3; border-radius: 14px; box-shadow: 0 16px 40px rgba(5, 59, 42, .16); overflow: hidden; margin-top: 8px !important; }
.nb-nav .nb-bell-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 12px 14px; border-bottom: 1px solid #e6edf0; color: #10231d; }
.nb-nav .nb-bell-head form { margin: 0; }
.nb-nav .nb-bell-readall { border: 0; background: none; padding: 0; color: #067647; font-size: .8rem; font-weight: 600; cursor: pointer; }
.nb-nav .nb-bell-readall:hover { text-decoration: underline; }
.nb-nav .nb-bell-item { display: flex; align-items: flex-start; gap: 10px; padding: 10px 14px; color: #10231d; text-decoration: none; border-bottom: 1px solid #f0f4f5; }
.nb-nav .nb-bell-item:hover { background: #f4faf7; }
.nb-nav .nb-bell-item.unread { background: #f1fbf6; }
.nb-nav .nb-bell-icon { flex: 0 0 32px; height: 32px; border-radius: 10px; background: #e3f4ec; color: #067647; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.nb-nav .nb-bell-msg .nb-bell-icon { background: #fff1e0; color: #b25b00; }
.nb-nav .nb-bell-text { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }
.nb-nav .nb-bell-title { font-size: .85rem; line-height: 1.35; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.nb-nav .nb-bell-item.unread .nb-bell-title { font-weight: 700; }
.nb-nav .nb-bell-time { font-size: .72rem; color: #6b7f86; margin-top: 2px; }
.nb-nav .nb-bell-dot { flex: 0 0 8px; height: 8px; margin-top: 6px; border-radius: 50%; background: #067647; }
.nb-nav .nb-bell-empty { padding: 22px 14px; text-align: center; color: #6b7f86; font-size: .85rem; }
.nb-nav .nb-bell-empty i { display: block; font-size: 22px; margin-bottom: 6px; color: #9fb4ad; }
.nb-nav .nb-bell-all { display: block; padding: 10px 14px; text-align: center; font-size: .82rem; font-weight: 600; color: #067647; text-decoration: none; background: #fafcfb; }
.nb-nav .nb-bell-all:hover { background: #eef8f3; }
@media (min-width: 992px) and (max-width: 1199.98px) {
    .nb-nav .nb-bell-btn { width: 40px; height: 40px; }
}