/* ========================================
   Modern Horizontal Adaptive Menu
   ======================================== */

.main-nav {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto 30px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
    overflow: visible;
    display: flex;
    align-items: center;
    padding: 8px 16px;
    gap: 8px;
}

/* Desktop: hide mobile top bar */
.nav-mobile-top {
    display: none;
}

/* menu-content hidden by default, mmenu manages visibility */
#menu-content {
    display: none;
}

@media (max-width: 768px) {
    #menu-content {
        display: block;
    }
}

/* Desktop user info */
.nav-user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.nav-user-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
    cursor: pointer;
}

.nav-user-link:hover .nav-display-name {
    color: #7c8fb8;
}

.nav-avatar,
.nav-avatar-placeholder {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.nav-avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #edf2f7;
    color: #7c8fb8;
    font-size: 16px;
}

.nav-display-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: #2d3748;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Nav list - desktop: horizontal */
.nav-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
    flex: 1;
}

.nav-item {
    position: relative;
    list-style: none;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    color: #2d3748;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 10px;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.nav-link:hover {
    background: linear-gradient(135deg, #7c8fb8 0%, #6b7a9f 100%);
    color: #ffffff;
    transform: translateY(-1px);
}

.nav-link.active {
    background: linear-gradient(135deg, #7c8fb8 0%, #6b7a9f 100%);
    color: #ffffff;
}

.has-dropdown > .nav-link::after {
    content: '▼';
    font-size: 8px;
    color: inherit;
    transition: transform 0.3s ease;
    margin-left: 6px;
    opacity: 0.7;
}

.has-dropdown.open > .nav-link::after {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: #ffffff;
    min-width: 300px;
    list-style: none;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
    z-index: 1000;
    border: 1px solid #e2e8f0;
}

.has-dropdown:hover > .dropdown-menu,
.has-dropdown.open > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-link {
    display: block;
    padding: 10px 16px;
    color: #2d3748;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.dropdown-link:hover {
    background: #edf2f7;
    color: #7c8fb8;
    padding-left: 20px;
}

.dropdown-link.active {
    background: #7c8fb8;
    color: #ffffff;
}

/* Burger Button - hidden on desktop */
.burger-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    min-width: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
    box-sizing: border-box;
    flex-shrink: 0;
}

.burger-btn span {
    display: block;
    width: 22px;
    height: 2.5px;
    background: #7c8fb8;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    margin: 3px 0;
}

.burger-btn.active span:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
    background: #c53030;
}

.burger-btn.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.burger-btn.active span:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
    background: #c53030;
}

/* ========================================
   Tablet
   ======================================== */
@media (max-width: 1024px) {
    .main-nav {
        padding: 8px 12px;
        gap: 6px;
    }

    .nav-link {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    .nav-display-name {
        font-size: 0.8rem;
    }
}

/* ========================================
   Mobile (max-width: 768px)
   ======================================== */
@media (max-width: 768px) {
    .main-nav {
        margin: 0 auto 20px;
        border-radius: 0 0 12px 12px;
        padding: 0;
        background: #ffffff;
        border: 1px solid #e2e8f0;
        border-top: none;
        display: block !important;
        position: relative;
        z-index: 9999;
    }

    /* Hide desktop user info */
    .main-nav > .nav-user-info {
        display: none !important;
    }

    /* Hide desktop nav-list */
    .nav-list {
        display: none !important;
    }

    /* Mobile top bar */
    .main-nav > .nav-mobile-top {
        display: flex !important;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 10px 16px;
        background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
        border-bottom: 1px solid #e2e8f0;
        width: 100%;
        box-sizing: border-box;
    }

    .main-nav > .nav-mobile-top .nav-mobile-user {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
        max-width: 40%;
        text-decoration: none;
        color: inherit;
        cursor: pointer;
    }

    .main-nav > .nav-mobile-top .nav-mobile-user:hover .nav-mobile-name {
        color: #7c8fb8;
    }

    .main-nav > .nav-mobile-top .nav-avatar,
    .main-nav > .nav-mobile-top .nav-avatar-placeholder {
        width: 28px;
        height: 28px;
        flex-shrink: 0;
    }

    .main-nav > .nav-mobile-top .nav-avatar-placeholder {
        font-size: 13px;
    }

    .main-nav > .nav-mobile-top .nav-mobile-name {
        font-size: 0.75rem;
        font-weight: 600;
        color: #2d3748;
        max-width: 100px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .main-nav > .nav-mobile-top .nav-mobile-form-title {
        font-weight: 700;
        font-size: 0.85rem;
        color: #2d3748;
        padding: 3px 10px;
        background: #ffffff;
        border-radius: 6px;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
        flex-shrink: 0;
        white-space: nowrap;
        display: block;
        max-width: 40%;
        overflow: hidden;
        text-overflow: ellipsis;
        text-align: center;
    }

    .main-nav > .nav-mobile-top .burger-btn {
        display: flex !important;
        flex-shrink: 0;
        margin-left: auto;
    }

    /* Hide original form titles on mobile */
    h1,
    h2.message-title {
        display: none;
    }
}

/* ========================================
   Small Mobile
   ======================================== */
@media (max-width: 480px) {
    .main-nav {
        border-radius: 0;
    }

    .main-nav > .nav-mobile-top .nav-mobile-name {
        max-width: 80px;
        font-size: 0.7rem;
    }

    .main-nav > .nav-mobile-top .nav-mobile-form-title {
        font-size: 0.75rem;
        padding: 2px 8px;
        max-width: 30%;
    }

    .main-nav > .nav-mobile-top .nav-avatar,
    .main-nav > .nav-mobile-top .nav-avatar-placeholder {
        width: 24px;
        height: 24px;
    }
}

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

.nav-link:focus,
.dropdown-link:focus,
.burger-btn:focus {
    outline: 2px solid #7c8fb8;
    outline-offset: 2px;
}

/* ========================================
   mmenu z-index fix
   ======================================== */
.mm-menu {
    z-index: 10000 !important;
}

.mm-wrapper {
    z-index: 10000 !important;
}

.mm-page {
    z-index: 0 !important;
}