/* ==========================================================================
   Navigation
   ========================================================================== */

.navbar {
    padding: 1.25rem 0;
    transition: var(--transition-medium);
    background: transparent;
    z-index: 1000;
}

.navbar.scrolled {
    background: rgba(4, 11, 19, 0.95);
    backdrop-filter: blur(20px);
    padding: 0.75rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Navbar light scrolled state */
.navbar-light.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.navbar-light.scrolled .navbar-brand {
    color: var(--color-text-dark) !important;
}

.navbar-light.scrolled .nav-link {
    color: var(--color-text-dark-secondary) !important;
}

.navbar-light.scrolled .nav-link:hover,
.navbar-light.scrolled .nav-link.active {
    color: var(--color-primary) !important;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-text-primary) !important;
}

/* Mobile brand - hidden by default, shown on mobile */
.mobile-brand {
    display: none;
}

.brand-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.brand-text {
    font-weight: 600;
}

.brand-accent {
    color: var(--color-accent);
}

.navbar-nav {
    gap: 0.5rem;
}

.nav-link {
    color: var(--color-text-secondary) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-primary) !important;
    background: var(--color-surface-light);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.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%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ==========================================================================
   Navbar Dropdown Menu
   ========================================================================== */

.navbar .dropdown-menu {
    background: var(--color-dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 0.75rem 0;
    margin-top: 0.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    min-width: 320px;
}

.navbar .dropdown-item {
    color: var(--color-text-secondary);
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
}

.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus {
    background: rgba(110, 152, 199, 0.1);
    color: var(--color-accent);
}

.navbar .dropdown-item.active,
.navbar .dropdown-item:active {
    background: #e9ecef;
    color: var(--color-text-secondary);
}

.navbar .dropdown-item i {
    color: var(--color-accent);
    opacity: 0.7;
}

.navbar .dropdown-item:hover i {
    opacity: 1;
}

.navbar .dropdown-item .badge {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
}

.nav-section-link {
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    /* font-weight: 600; */
}

.nav-section-toggle {
    width: 100%;
    text-align: left;
}

.nav-section-copy {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.nav-section-link .nav-team-avatars {
    margin-left: auto;
    margin-right: 0.35rem;
}

.nav-doctors-collapsed .nav-doctor-item {
    display: none;
}

.nav-section-toggle .nav-section-chevron {
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.nav-doctors-expanded .nav-section-toggle .nav-section-chevron {
    transform: rotate(180deg);
}

.nav-section-title {
    color: var(--color-text-secondary);
    font-weight: 600;
}

.nav-section-subtext {
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.nav-section-chevron {
    color: var(--color-text-muted);
    flex-shrink: 0;
    font-size: 0.95rem;
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.nav-section-link:not(.nav-section-toggle):hover .nav-section-chevron,
.nav-section-link:not(.nav-section-toggle):focus .nav-section-chevron {
    color: var(--color-accent);
    transform: translateX(2px);
}

.nav-section-toggle:hover .nav-section-chevron,
.nav-section-toggle:focus .nav-section-chevron {
    color: var(--color-accent);
}

.nav-section-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -3px;
}

.navbar .dropdown-divider {
    border-color: var(--border-subtle);
    margin: 0.5rem 1rem;
}

.nav-subsection-header {
    pointer-events: none;
    background: none !important;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 0.65rem;
    padding-bottom: 0.5rem;
}

.nav-subsection-copy {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.nav-subsection-subtext {
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.nav-person-item {
    gap: 0.75rem;
}

.nav-person-label {
    min-width: 0;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.nav-person-badge {
    flex-shrink: 0;
}

.nav-person-nested {
    padding-left: 1.75rem;
    margin: 0 0.5rem;
    border-radius: 12px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    gap: 0.65rem;
    width: calc(100% - 1rem);
}

.nav-person-nested .nav-person-label {
    color: inherit;
    font-weight: 500;
}

.nav-person-nested .nav-dropdown-avatar {
    width: 34px;
    height: 34px;
}

.nav-dropdown-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface-light);
    border: 2px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
    flex-shrink: 0;
}

.nav-dropdown-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-dropdown-avatar-sm {
    width: 32px;
    height: 32px;
    border-width: 2px;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.16);
}

.nav-team-avatars {
    display: flex;
    align-items: center;
    margin-left: auto;
}

.nav-team-avatars .nav-dropdown-avatar-sm {
    margin-right: -10px;
}

.nav-team-avatars .nav-dropdown-avatar-sm:last-child {
    margin-right: 0;
}

.nav-avatar-more {
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 700;
    font-size: 0.8125rem;
    letter-spacing: 0.01em;
}

/* Light navbar dropdown */
.navbar-light .dropdown-menu {
    background: var(--color-white);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.navbar-light .dropdown-item {
    color: var(--color-text-dark-secondary);
}

.navbar-light .nav-section-title {
    color: var(--color-text-dark-secondary);
}

.navbar-light .nav-section-subtext {
    color: var(--color-text-dark-muted);
}

.navbar-light .nav-section-chevron {
    color: rgba(4, 11, 19, 0.45);
}

.navbar-light .nav-person-label {
    color: var(--color-text-dark-secondary);
}

.navbar-light .dropdown-item:hover,
.navbar-light .dropdown-item:focus {
    background: rgba(21, 59, 104, 0.05);
    color: var(--color-primary);
}

.navbar-light .dropdown-item.active,
.navbar-light .dropdown-item:active {
    background: #e9ecef;
    color: var(--color-text-dark-secondary);
}

.navbar-light .dropdown-item i {
    color: var(--color-primary);
}

.navbar-light .dropdown-divider {
    border-color: rgba(0, 0, 0, 0.1);
}

.navbar-light .nav-dropdown-avatar {
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
    background: var(--color-white);
}

.navbar-light .nav-person-nested {
    color: var(--color-text-dark-secondary);
}

.navbar-light .nav-subsection-header {
    color: var(--color-text-dark-secondary);
}

.navbar-light .nav-subsection-subtext {
    color: var(--color-text-dark-muted);
}

.navbar-light .nav-avatar-more {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   Light Theme Navbar Overrides
   ========================================================================== */

.navbar-light .navbar-brand {
    color: var(--color-text-dark) !important;
}

.navbar-light .nav-link {
    color: var(--color-text-dark-secondary) !important;
}

.navbar-light .nav-link:hover,
.navbar-light .nav-link.active {
    color: var(--color-primary) !important;
    background: var(--color-surface-light);
}

.navbar-light .btn-outline-light {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.navbar-light .btn-outline-light:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: var(--color-dark-lighter);
    padding-top: var(--section-padding);
    border-top: 1px solid var(--border-subtle);
}

.footer-top {
    padding-bottom: 4rem;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
}

.footer-description {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-link {
    width: 44px;
    height: 44px;
    background: var(--border-subtle);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--color-accent);
    color: var(--color-dark);
}

.footer-heading {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    font-family: var(--font-body);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.footer-contact i {
    color: var(--color-accent);
    margin-top: 0.25rem;
}

.footer-contact a {
    color: var(--color-text-secondary);
}

.footer-contact a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid var(--border-subtle);
}

.copyright {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.emergency-note {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}

.emergency-note i {
    color: var(--color-accent);
}

/* ==========================================================================
   Mobile Bottom Navigation
   ========================================================================== */

.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    background: linear-gradient(135deg, #0d1a28 0%, #040b13 100%);
    padding: 0.75rem 1rem;
    padding-bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
    box-shadow: 
        0 -8px 32px rgba(0, 0, 0, 0.4),
        0 -2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(110, 152, 199, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.mobile-bottom-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(110, 152, 199, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

@keyframes mobile-nav-slide-up {
    0% {
        opacity: 0;
        transform: translateY(18px);
    }
    60% {
        opacity: 1;
        transform: translateY(-4px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    min-width: 70px;
    /* Button reset for button elements */
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    opacity: 0;
    animation: mobile-nav-slide-up 0.75s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.mobile-nav-item:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-item:nth-child(2) { animation-delay: 0.2s; }
.mobile-nav-item:nth-child(3) { animation-delay: 0.3s; }
.mobile-nav-item:nth-child(4) { animation-delay: 0.4s; }
.mobile-nav-item:nth-child(5) { animation-delay: 0.5s; }

.mobile-nav-indicator {
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    border-radius: 0 0 4px 4px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(110, 152, 199, 0.4);
}

.mobile-nav-item.active .mobile-nav-indicator,
.mobile-nav-item:hover .mobile-nav-indicator {
    transform: translateX(-50%) scaleX(1);
}

.mobile-nav-item i {
    font-size: 1.35rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav-item.active i,
.mobile-nav-item:hover i {
    color: var(--color-accent);
    transform: translateY(-2px);
}

.mobile-nav-item.active i {
    filter: drop-shadow(0 0 8px rgba(110, 152, 199, 0.5));
}

.mobile-nav-label {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav-item.active .mobile-nav-label,
.mobile-nav-item:hover .mobile-nav-label {
    color: var(--color-accent);
}

/* Subtle glow effect on active items */
.mobile-nav-item.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 100%;
    background: radial-gradient(ellipse at top, rgba(110, 152, 199, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .mobile-nav-item {
        animation: none;
        opacity: 1;
    }
}