/* ===========================================
   MODERN NAVBAR - THEME & EFFECTS
   Location: wwwroot/css/navbar/navbar-theme.css
   Purpose: Visual effects, animations, and theme variants
   =========================================== */

/* === SCROLL EFFECTS === */
.modern-navbar {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modern-navbar.scrolled {
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.modern-navbar.scrolled .navbar-brand {
    font-size: 1.35rem;
}

/* Mobile/Tablet scroll effects */
@media (max-width: 991px) {
    .modern-navbar.scrolled {
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }
    
    .modern-navbar.scrolled .navbar-brand {
        font-size: 1.15rem;
    }
}

/* === HOVER GLOW EFFECTS === */
.modern-navbar .nav-link {
    position: relative; /* Needed for ::before pseudo-element */
}

.modern-navbar .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #ffd700 0%, #ffed4e 100%);
    border-radius: 2px;
    transition: width 0.3s ease;
}

/* Desktop hover */
@media (min-width: 992px) {
    .modern-navbar .nav-link:hover::before,
    .modern-navbar .nav-link.active::before {
        width: 80%;
    }
}

/* Mobile/Tablet - always show underline for active links */
@media (max-width: 991px) {
    .modern-navbar .nav-link.active::before {
        width: 80%;
    }
    
    /* Add tap feedback highlight */
    .modern-navbar .nav-link:active::before {
        width: 80%;
    }
}

/* === DROPDOWN ARROW ANIMATION === */
.modern-navbar .dropdown-toggle::after {
    transition: transform 0.3s ease;
    margin-left: 0.5rem;
}

.modern-navbar .dropdown.show .dropdown-toggle::after {
    transform: rotate(180deg);
}

/* === USER PROFILE ENHANCEMENTS === */
.modern-navbar .username-display {
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.modern-navbar .user-profile-container {
    position: relative;
}

.modern-navbar .user-profile-container .nav-link {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
}

.modern-navbar .user-profile-container .nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

/* === ROLE BADGES IN NAVBAR === */
.modern-navbar .user-roles-display {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.modern-navbar .role-badge-modern {
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    transition: all 0.2s ease;
}

.modern-navbar .role-badge-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* === LOGOUT BUTTON === */
.modern-navbar #logout {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.modern-navbar #logout:hover {
    background: rgba(255, 71, 87, 0.9);
    border-color: rgba(255, 71, 87, 1);
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.4);
}

/* === AUTH LINKS (Login/Register) === */
.modern-navbar .auth-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.modern-navbar .auth-link:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    color: #ffffff !important;
    transform: translateY(-2px);
}

.modern-navbar .auth-link-login {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #667eea !important;
    border: none;
    font-weight: 600;
}

.modern-navbar .auth-link-login:hover {
    background: linear-gradient(135deg, #ffed4e 0%, #ffd700 100%);
    color: #667eea !important;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

/* === ICON STYLING === */
.modern-navbar .bi {
    transition: transform 0.3s ease;
}

.modern-navbar .nav-link:hover .bi,
.modern-navbar .dropdown-item:hover .bi {
    transform: scale(1.15);
}

/* === DIVIDER IN DROPDOWNS === */
.modern-navbar .dropdown-divider.migration-divider {
    border-top: 2px dashed rgba(102, 126, 234, 0.3);
    margin: 0.75rem 0;
}

/* === LOADING STATE (for future use) === */
.modern-navbar.loading {
    pointer-events: none;
    opacity: 0.6;
}

/* === NOTIFICATION BADGE (for future use) === */
.modern-navbar .notification-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: #ff4757;
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.4rem;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(255, 71, 87, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* === FOCUS VISIBLE (Accessibility) === */
.modern-navbar .nav-link:focus-visible,
.modern-navbar .navbar-brand:focus-visible,
.modern-navbar .dropdown-item:focus-visible,
.modern-navbar .navbar-toggler:focus-visible {
    outline: 3px solid #ffd700;
    outline-offset: 2px;
    border-radius: 8px;
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
}

/* === MOBILE FOCUS MANAGEMENT === */
@media (max-width: 991px) {
    .modern-navbar .navbar-collapse:focus {
        outline: none; /* Remove outline from container */
    }

    .modern-navbar .navbar-collapse[role="dialog"] {
        /* Ensure proper focus management in mobile */
        outline: none;
    }

    /* Enhanced focus for mobile */
    .modern-navbar .nav-link:focus,
    .modern-navbar .dropdown-item:focus,
    .modern-navbar .dropdown-toggle:focus {
        background: rgba(255, 255, 255, 0.25);
        outline: 2px solid #ffd700;
        outline-offset: -2px;
    }

    /* Visible focus ring for touch devices */
    .modern-navbar .nav-link:focus-visible,
    .modern-navbar .dropdown-item:focus-visible {
        outline: 3px solid #ffd700;
        outline-offset: 2px;
        background: rgba(255, 255, 255, 0.3);
    }
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
    .modern-navbar,
    .modern-navbar *,
    .modern-navbar::before,
    .modern-navbar::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* === DARK MODE SUPPORT (optional future enhancement) === */
@media (prefers-color-scheme: dark) {
    .modern-navbar {
        /* Already dark, but can adjust if needed */
    }
}

/* === HIGH CONTRAST MODE === */
@media (prefers-contrast: high) {
    .modern-navbar {
        border-bottom: 2px solid #ffffff;
    }

    .modern-navbar .nav-link,
    .modern-navbar .dropdown-item {
        border: 1px solid transparent;
    }

    .modern-navbar .nav-link:hover,
    .modern-navbar .dropdown-item:hover {
        border-color: #ffffff;
    }
}