/*
 * Al Sumri Premium Navbar v2 — Complete Rebuild
 * Flat professional design with full theme integration
 */

:root {
    --navbar-height: 68px;
    --navbar-mobile-height: 60px;
}

/* ===========================
 * BASE NAVBAR STRUCTURE
 * =========================== */

.al-sumri-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    height: var(--navbar-height);
    max-height: var(--navbar-height);
    overflow: visible;
    background: var(--surface-nav);
    backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(127, 160, 245, 0.2);
    box-shadow: 0 18px 40px -26px rgba(15, 31, 70, 0.38);
    transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.al-sumri-navbar > .container-fluid {
    height: 100%;
    display: flex;
    align-items: center;
}

[data-bs-theme="dark"] .al-sumri-navbar {
    background: var(--surface-nav-alt);
    border-bottom-color: rgba(127, 160, 245, 0.24);
    box-shadow: 0 20px 48px -28px rgba(4, 9, 20, 0.68);
}

.al-sumri-navbar.navbar-scrolled {
    height: 60px;
    background: var(--surface-nav-alt);
    box-shadow: 0 10px 30px -20px rgba(15, 31, 70, 0.42);
}

/* ===========================
 * BRAND
 * =========================== */

.al-sumri-navbar .navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-on-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    padding: 0.5rem 0;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.al-sumri-navbar .navbar-brand:hover {
    transform: scale(1.02);
    opacity: 0.9;
}

.al-sumri-navbar .navbar-brand img {
    height: 32px;
    width: auto;
}

/* ===========================
 * NAV LINKS
 * =========================== */

.al-sumri-navbar .navbar-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.al-sumri-navbar .nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    color: rgba(248, 250, 252, 0.92);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 10px;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
    position: relative;
}

.al-sumri-navbar .nav-link:hover {
    background: rgba(127, 160, 245, 0.16);
    color: var(--al-sumri-brand-100);
    transform: translateY(-1px);
}

.al-sumri-navbar .nav-link.active {
    background: var(--interactive-primary);
    color: var(--text-on-primary);
    box-shadow: 0 8px 20px -12px rgba(49, 83, 157, 0.5);
}

.al-sumri-navbar .nav-link i {
    font-size: 1rem;
    transition: transform 0.2s ease;
}

.al-sumri-navbar .nav-link:hover i {
    transform: scale(1.1);
}

/* ===========================
 * DROPDOWNS
 * =========================== */

.al-sumri-navbar .dropdown-menu {
    min-width: 280px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    background: var(--al-sumri-surface-0);
    border: 1px solid var(--al-sumri-border);
    border-radius: 14px;
    padding: 0.75rem;
    box-shadow: 0 20px 48px -26px rgba(15, 31, 70, 0.45);
    margin-top: 0.5rem;
}

/* Custom scrollbar for dropdown menus */
.al-sumri-navbar .dropdown-menu::-webkit-scrollbar {
    width: 6px;
}

.al-sumri-navbar .dropdown-menu::-webkit-scrollbar-track {
    background: transparent;
}

.al-sumri-navbar .dropdown-menu::-webkit-scrollbar-thumb {
    background: rgba(127, 160, 245, 0.3);
    border-radius: 3px;
}

.al-sumri-navbar .dropdown-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(127, 160, 245, 0.5);
}

[data-bs-theme="dark"] .al-sumri-navbar .dropdown-menu {
    background: var(--surface-elevated);
    border-color: rgba(127, 160, 245, 0.24);
    box-shadow: 0 24px 56px -32px rgba(4, 9, 20, 0.72);
}

.al-sumri-navbar .dropdown-menu.dropdown-wide-320 {
    min-width: 320px;
}

.al-sumri-navbar .dropdown-menu.dropdown-wide-260 {
    min-width: 260px;
}

.al-sumri-navbar .dropdown-menu.dropdown-wide-240 {
    min-width: 240px;
}

.al-sumri-navbar .dropdown-menu.dropdown-wide-200 {
    min-width: 200px;
}

.al-sumri-navbar .dropdown-header {
    padding: 0.5rem 0.75rem;
    color: var(--interactive-primary);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

[data-bs-theme="dark"] .al-sumri-navbar .dropdown-header {
    color: var(--al-sumri-brand-200);
}

.al-sumri-navbar .dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.65rem 0.75rem;
    color: var(--al-sumri-text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 10px;
    transition: background 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
}

.al-sumri-navbar .dropdown-item:hover {
    background: var(--interactive-subtle);
    color: var(--interactive-primary);
    padding-left: 1rem;
}

[data-bs-theme="dark"] .al-sumri-navbar .dropdown-item {
    color: var(--text-primary);
}

[data-bs-theme="dark"] .al-sumri-navbar .dropdown-item:hover {
    background: rgba(127, 160, 245, 0.18);
    color: var(--al-sumri-brand-200);
}

.al-sumri-navbar .dropdown-item i {
    width: 18px;
    text-align: center;
    font-size: 0.95rem;
    transition: transform 0.2s ease;
}

.al-sumri-navbar .dropdown-item:hover i {
    transform: scale(1.1);
}

.al-sumri-navbar .dropdown-divider {
    height: 1px;
    margin: 0.5rem 0;
    background: var(--al-sumri-divider);
    border: none;
}

/* ===========================
 * USER MENU
 * =========================== */

.al-sumri-navbar .user-avatar-wrapper {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, background 0.2s ease;
}

.al-sumri-navbar .nav-link:hover .user-avatar-wrapper {
    background: rgba(255, 255, 255, 0.28);
    transform: scale(1.05);
}

.al-sumri-navbar .user-avatar-wrapper i {
    color: var(--text-on-primary);
    font-size: 1rem;
}

/* ===========================
 * THEME TOGGLE
 * =========================== */

.al-sumri-navbar #themeToggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: rgba(127, 160, 245, 0.12);
    border: none;
    border-radius: 10px;
    color: var(--text-on-primary);
    transition: background 0.2s ease, transform 0.2s ease;
}

.al-sumri-navbar #themeToggle:hover {
    background: rgba(127, 160, 245, 0.22);
    transform: scale(1.05);
}

.al-sumri-navbar #themeToggle i {
    font-size: 1.1rem;
}

/* ===========================
 * MOBILE TOGGLE
 * =========================== */

.al-sumri-navbar .navbar-toggler {
    border: none;
    padding: 0.5rem;
    border-radius: 8px;
    background: rgba(127, 160, 245, 0.12);
    transition: background 0.2s ease, transform 0.2s ease;
}

.al-sumri-navbar .navbar-toggler:hover {
    background: rgba(127, 160, 245, 0.22);
    transform: scale(1.05);
}

.al-sumri-navbar .navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(127, 160, 245, 0.32);
    outline: none;
}

.al-sumri-navbar .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(248, 250, 252, 0.95)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ===========================
 * DESKTOP NAVBAR COLLAPSE
 * =========================== */

@media (min-width: 992px) {
    .al-sumri-navbar .navbar-collapse {
        display: flex !important;
        flex-basis: auto;
        height: auto;
        overflow: visible;
    }
    
    .al-sumri-navbar .navbar-collapse.collapsing {
        height: auto;
        transition: none;
        overflow: visible;
    }
}

/* ===========================
 * RESPONSIVE (MOBILE)
 * =========================== */

@media (max-width: 991.98px) {
    .al-sumri-navbar {
        height: var(--navbar-mobile-height);
        max-height: var(--navbar-mobile-height);
    }

    .al-sumri-navbar .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        max-height: calc(100vh - var(--navbar-mobile-height));
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        background: var(--surface-nav-alt, #1e293b);
        border-top: 1px solid rgba(127, 160, 245, 0.2);
        box-shadow: 0 20px 48px -26px rgba(15, 31, 70, 0.45);
        padding: 1rem;
        margin-top: 0;
        z-index: 1060;
    }

    [data-bs-theme="dark"] .al-sumri-navbar .navbar-collapse {
        background: var(--surface-elevated, #0f172a);
        border-top-color: rgba(127, 160, 245, 0.24);
    }

    .al-sumri-navbar .navbar-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0.25rem;
        width: 100%;
    }

    .al-sumri-navbar .nav-link {
        justify-content: flex-start;
        width: 100%;
        padding: 0.75rem 1rem;
        -webkit-tap-highlight-color: rgba(127, 160, 245, 0.2);
        touch-action: manipulation;
        cursor: pointer;
    }

    /* Mobile dropdown toggle - make it clickable */
    .al-sumri-navbar .nav-item.dropdown > .nav-link {
        display: flex;
        justify-content: space-between;
        align-items: center;
        user-select: none;
    }

    .al-sumri-navbar .nav-item.dropdown > .nav-link::after {
        transition: transform 0.2s ease;
        flex-shrink: 0;
    }

    .al-sumri-navbar .nav-item.dropdown.show > .nav-link::after {
        transform: rotate(180deg);
    }

    /* Mobile dropdown menu */
    .al-sumri-navbar .dropdown-menu {
        position: static !important;
        transform: none !important;
        float: none;
        width: 100%;
        min-width: 100%;
        max-width: 100%;
        margin: 0.25rem 0 0.5rem 0;
        padding: 0.5rem;
        border: none;
        border-radius: 8px;
        background: rgba(127, 160, 245, 0.08);
        box-shadow: none;
        display: none;
    }

    .al-sumri-navbar .nav-item.dropdown.show > .dropdown-menu {
        display: block;
    }

    [data-bs-theme="dark"] .al-sumri-navbar .dropdown-menu {
        background: rgba(127, 160, 245, 0.12);
    }

    .al-sumri-navbar .dropdown-item {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        -webkit-tap-highlight-color: rgba(127, 160, 245, 0.2);
        touch-action: manipulation;
        cursor: pointer;
    }

    .al-sumri-navbar .dropdown-item:active {
        background: rgba(127, 160, 245, 0.2);
    }

    .al-sumri-navbar .dropdown-header {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }

    .al-sumri-navbar .dropdown-divider {
        margin: 0.35rem 0;
    }

    /* Right side nav on mobile */
    .al-sumri-navbar .navbar-nav:last-child {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid rgba(127, 160, 245, 0.2);
    }

    /* Ensure touch scrolling works */
    .al-sumri-navbar .navbar-collapse.show {
        display: block !important;
    }
}

@media (max-width: 576px) {
    .al-sumri-navbar .navbar-brand {
        font-size: 1.1rem;
    }

    .al-sumri-navbar .navbar-brand img {
        height: 28px;
    }
}

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

.al-sumri-navbar .nav-link:focus,
.al-sumri-navbar .dropdown-item:focus,
.al-sumri-navbar #themeToggle:focus {
    outline: 2px solid var(--interactive-primary);
    outline-offset: 2px;
}

/* ===========================
 * ANIMATIONS
 * =========================== */

@keyframes navbarSlideIn {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.al-sumri-navbar {
    animation: navbarSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
    .al-sumri-navbar,
    .al-sumri-navbar * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}