/* ============================================================
   NAVIGATION & FOOTER STYLES
   ============================================================ */

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    z-index: var(--z-fixed);
    transition: background var(--motion-medium) var(--ease-standard),
                box-shadow var(--motion-medium) var(--ease-standard);
}

.site-header.scrolled {
    background: rgba(255,255,255,0.98);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* ── Logo ── */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    flex-shrink: 0;
}

.nav-logo .logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-ocean), var(--color-purple));
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-size: var(--text-lg);
}

.nav-logo .logo-text {
    display: flex;
    flex-direction: column;
}

.nav-logo .logo-title {
    font-family: var(--font-heading);
    font-weight: var(--weight-bold);
    font-size: var(--text-base);
    color: var(--color-gray-900);
    line-height: 1.2;
}

.nav-logo .logo-subtitle {
    font-size: var(--text-xs);
    color: var(--color-gray-500);
    font-weight: var(--weight-medium);
}

/* ── Navigation Links ── */
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-gray-600);
    border-radius: var(--radius-md);
    transition: all var(--motion-fast) var(--ease-standard);
    text-decoration: none;
    white-space: nowrap;
}

.nav-link i { font-size: var(--text-xs); }

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-ocean-pale);
}

.nav-link.active {
    color: var(--color-primary);
    background: var(--color-ocean-pale);
    font-weight: var(--weight-semibold);
}

/* ── Nav Actions ── */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* ── Mobile Toggle ── */
.nav-mobile-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background var(--motion-fast) var(--ease-standard);
}

.nav-mobile-toggle:hover { background: var(--color-gray-100); }

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 20px;
}

.hamburger span {
    display: block;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: 2px;
    transition: all var(--motion-ui) var(--ease-standard);
}

.nav-mobile-toggle.active .hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-mobile-toggle.active .hamburger span:nth-child(2) {
    opacity: 0;
}
.nav-mobile-toggle.active .hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile Navigation ── */
.mobile-nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    z-index: var(--z-overlay);
    overflow-y: auto;
    animation: mobileNavSlide var(--motion-medium) var(--ease-emphasized);
}

.mobile-nav.active { display: block; }

@keyframes mobileNavSlide {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.mobile-nav-inner {
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
    color: var(--color-gray-700);
    border-radius: var(--radius-lg);
    transition: all var(--motion-fast) var(--ease-standard);
    text-decoration: none;
}

.mobile-nav-link i { width: 24px; text-align: center; color: var(--color-gray-400); }
.mobile-nav-link:hover { background: var(--color-gray-50); color: var(--color-primary); }
.mobile-nav-link:hover i { color: var(--color-primary); }
.mobile-nav-link.active {
    background: var(--color-ocean-pale);
    color: var(--color-primary);
}
.mobile-nav-link.active i { color: var(--color-primary); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-ocean), var(--color-purple));
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-size: var(--text-lg);
}

.footer-logo .logo-title {
    font-family: var(--font-heading);
    font-weight: var(--weight-bold);
    font-size: var(--text-lg);
    color: var(--color-white);
}

.footer-about {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    color: var(--color-gray-400);
    margin-bottom: var(--space-5);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.08);
    color: var(--color-gray-400);
    font-size: var(--text-sm);
    transition: all var(--motion-fast) var(--ease-standard);
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-heading {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-5);
}

.footer-links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-links a {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    transition: color var(--motion-fast) var(--ease-standard);
}
.footer-links a:hover { color: var(--color-white); }

.footer-emergency {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.emergency-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-sm);
}

.emergency-item i {
    color: var(--color-coral);
    margin-top: 2px;
    width: 16px;
    text-align: center;
}

.emergency-item strong {
    display: block;
    color: var(--color-gray-200);
    font-weight: var(--weight-medium);
}

.emergency-item span {
    color: var(--color-gray-400);
}

.footer-bottom {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255,255,255,0.08);
    text-align: center;
    font-size: var(--text-xs);
    color: var(--color-gray-500);
}

.footer-powered {
    margin-top: var(--space-2);
}
.footer-powered a { color: var(--color-ocean-light); }
.footer-powered a:hover { color: var(--color-white); }

/* ============================================================
   NAV DROPDOWN — Smart Hub Menu
   ============================================================ */
.nav-dropdown {
    position: relative;
}
/* ── Smart Hub Dropdown — 3D Glass Card ── */
.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: -20px;
    min-width: 260px;
    background: linear-gradient(145deg, rgba(20,16,28,0.96) 0%, rgba(30,22,40,0.98) 100%);
    border: 1px solid rgba(251,146,60,0.25);
    border-radius: 16px;
    box-shadow:
        0 20px 60px rgba(0,0,0,0.5),
        0 0 0 1px rgba(255,255,255,0.05) inset,
        0 1px 0 rgba(255,255,255,0.08) inset,
        0 0 40px rgba(234,88,12,0.08);
    backdrop-filter: blur(24px) saturate(1.4);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px) perspective(600px) rotateX(-4deg);
    transform-origin: top center;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 9999;
}
.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    right: 40px;
    width: 12px;
    height: 12px;
    background: rgba(20,16,28,0.96);
    border-top: 1px solid rgba(251,146,60,0.25);
    border-left: 1px solid rgba(251,146,60,0.25);
    transform: rotate(45deg);
    z-index: -1;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) perspective(600px) rotateX(0deg);
}
.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: rgba(255,255,255,0.85);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.2s ease;
    position: relative;
}
.dropdown-item:hover {
    background: linear-gradient(135deg, rgba(234,88,12,0.2) 0%, rgba(251,146,60,0.12) 100%);
    color: #fb923c;
    transform: translateX(4px);
    box-shadow: 0 2px 12px rgba(234,88,12,0.15);
}
.dropdown-item i {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(251,146,60,0.12);
    color: #fb923c;
    font-size: 14px;
    flex-shrink: 0;
    transition: all 0.2s ease;
}
.dropdown-item:hover i {
    background: rgba(251,146,60,0.25);
    transform: scale(1.08);
    box-shadow: 0 0 12px rgba(251,146,60,0.2);
}

/* Light mode override */
html:not([data-theme="dark"]) .nav-dropdown-menu {
    background: linear-gradient(145deg, rgba(255,255,255,0.98) 0%, rgba(248,245,252,0.98) 100%);
    border-color: rgba(0,0,0,0.08);
    box-shadow:
        0 20px 60px rgba(0,0,0,0.15),
        0 0 0 1px rgba(0,0,0,0.04) inset;
}
html:not([data-theme="dark"]) .nav-dropdown-menu::before {
    background: rgba(255,255,255,0.98);
    border-color: rgba(0,0,0,0.08);
}
html:not([data-theme="dark"]) .dropdown-item {
    color: #333;
}
html:not([data-theme="dark"]) .dropdown-item:hover {
    background: linear-gradient(135deg, rgba(234,88,12,0.08) 0%, rgba(251,146,60,0.05) 100%);
    color: #C2410C;
}
html:not([data-theme="dark"]) .dropdown-item i {
    background: #FFF1E6;
    color: #EA580C;
}
html:not([data-theme="dark"]) .dropdown-item:hover i {
    background: #FFEDD5;
}

@media (max-width: 768px) {
    .nav-dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none !important;
        box-shadow: none;
        border: none;
        background: transparent !important;
        backdrop-filter: none;
        padding: 0 0 0 var(--space-4);
        min-width: auto;
    }
    .nav-dropdown-menu::before { display: none; }
    .dropdown-item {
        color: rgba(255,255,255,0.8);
        padding: 8px 12px;
    }
    .dropdown-item i {
        width: 28px; height: 28px;
        font-size: 12px;
    }
}