/* ── Navigation Components ──────────────────────────────────── */

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: var(--grad-accent);
    width: 0%;
    z-index: 2000;
    transition: width 80ms linear;
    box-shadow: 0 0 10px var(--toi-accent-glow);
}

/* ── Desktop Navigation ────────────────────────────────────── */
.nav-desktop {
    display: none;
    position: fixed;
    top: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    padding: 10px 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255,255,255,0.04);
    transition: transform var(--transition-smooth), background var(--transition-smooth), box-shadow var(--transition-smooth);
    gap: 20px;
    align-items: center;
}

.nav-desktop.scrolled {
    background: rgba(6, 8, 11, 0.92);
    border-color: rgba(96, 200, 240, 0.12);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(96,200,240,0.06);
    padding-top: 8px;
    padding-bottom: 8px;
}

@media (min-width: 768px) {
    .nav-desktop { 
        display: flex; 
        /* Compact mode for tablets */
        padding: 8px 24px;
        gap: 12px;
        top: var(--spacing-sm);
    }
    
    .nav-desktop .nav-item {
        padding: 6px 12px;
        font-size: 0.75rem;
    }
}

/* ── Tablet Navigation (Premium Dock) ────────────────────── */
.nav-tablet {
    display: none;
    position: fixed;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    height: 80px;
    background: rgba(13, 17, 23, 0.75);
    backdrop-filter: blur(32px) saturate(200%);
    -webkit-backdrop-filter: blur(32px) saturate(200%);
    z-index: 1000;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-full);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 0 12px;
    width: auto;
    min-width: 560px;
}

@media (min-width: 768px) and (max-width: 1023px) {
    .nav-tablet { display: block; }
    /* Desktop nav is now also visible and functional on tablets */
}

/* If user prefers desktop nav on tablet */
body.force-desktop-nav .nav-desktop { display: flex !important; }
body.force-desktop-nav .nav-tablet { display: none !important; }

.nav-tablet-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 16px;
}

.nav-tablet-group {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 10px;
}

.nav-tablet-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    height: 64px;
    min-width: 88px;
    border-radius: 20px;
    color: var(--toi-text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-tablet-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--toi-text);
    transform: translateY(-2px);
}

.nav-tablet-item.active {
    color: var(--toi-accent);
    background: rgba(96, 200, 240, 0.04);
}

.nav-tablet-center-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    width: 92px;
    height: 92px;
    margin-top: -36px;
    background: var(--toi-surface);
    border: 1px solid var(--toi-accent-dim);
    border-radius: 50%;
    color: var(--toi-accent);
    cursor: pointer;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 0 6px var(--toi-bg);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.nav-tablet-center-btn:hover {
    transform: scale(1.15) translateY(-6px);
    box-shadow: 0 20px 50px rgba(96, 200, 240, 0.25), 0 0 0 6px var(--toi-bg);
    border-color: var(--toi-accent);
}

.nav-tablet-center-btn.active {
    background: var(--toi-accent);
    color: #06080b;
    border-color: var(--toi-accent);
}

.nav-tablet-center-btn.active .nav-tablet-center-icon svg {
    color: #06080b;
}

.nav-tablet-center-icon svg {
    width: 30px;
    height: 30px;
}

.nav-tablet-center-btn span {
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
}

/* ── Tablet-Only Dashboard Menus ──────────────────────────── */
.tablet-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(3, 5, 8, 0.4);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    visibility: hidden;
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.tablet-menu-overlay.is-active {
    visibility: visible;
    opacity: 1;
}

.tablet-dashboard-view {
    display: none;
    width: 100%;
    max-width: 860px;
    background: rgba(13, 17, 23, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 40px; /* Much rounder corners */
    padding: var(--spacing-3xl);
    box-shadow: 0 50px 120px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    transform: translateY(40px) scale(0.96);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    max-height: 85vh;
    overflow-y: auto;
}

.tablet-menu-overlay.is-active .tablet-dashboard-view.is-active {
    display: block;
    transform: translateY(0) scale(1);
}

.tablet-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.tablet-dashboard-header .h2 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--grad-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tablet-dashboard-close {
    width: 54px;
    height: 54px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--toi-text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tablet-dashboard-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--toi-text);
    transform: rotate(90deg);
}

/* ── About Dashboard ─────────────────────────────────── */
.tablet-dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: var(--spacing-3xl);
}

.tablet-dashboard-featured {
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.featured-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--toi-accent-glow2);
    color: var(--toi-accent);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(96, 200, 240, 0.2);
}

.tablet-link-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 18px 24px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s var(--ease-out);
    text-decoration: none;
    margin-bottom: 14px;
}

.tablet-link-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(96, 200, 240, 0.3);
    transform: translateX(12px);
}

.tablet-link-icon {
    width: 48px;
    height: 48px;
    background: rgba(96, 200, 240, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--toi-accent);
    flex-shrink: 0;
}

/* ── Gallery Dashboard ────────────────────────────────── */
.tablet-dashboard-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.tablet-gallery-card {
    aspect-ratio: 1/1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s var(--ease-out);
}

.tablet-gallery-card:hover {
    background: var(--grad-accent);
    border-color: var(--toi-accent);
    transform: translateY(-10px);
    color: #06080b;
}

.tablet-gallery-icon svg { width: 48px; height: 48px; color: var(--toi-accent); transition: color 0.4s; }
.tablet-gallery-card:hover .tablet-gallery-icon svg { color: #06080b; }

/* ── Resources Dashboard ──────────────────────────────── */
.tablet-dashboard-resources-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: var(--spacing-3xl);
}

.tablet-dashboard-sidebar {
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.tablet-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tablet-sidebar-item {
    padding: 16px 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    color: var(--toi-text-muted);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tablet-sidebar-item.active {
    background: var(--toi-accent-glow2);
    border-color: rgba(96, 200, 240, 0.3);
    color: var(--toi-accent);
}

.tablet-link-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.tablet-dashboard-tile {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--toi-text);
    transition: all 0.4s ease;
}

.tablet-dashboard-tile:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(96, 200, 240, 0.3);
    transform: scale(1.03);
}

.tablet-tab-pane {
    display: none;
}

.tablet-tab-pane.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

/* ── More Dashboard ──────────────────────────────────── */
.tablet-dashboard-more-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.tablet-list-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 10px;
    color: var(--toi-text);
    transition: all 0.3s ease;
}

.tablet-list-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(96, 200, 240, 0.3);
    color: var(--toi-accent);
}

@media (max-width: 767px) {
    .nav-tablet, .tablet-menu-overlay { display: none !important; }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .nav-tablet { display: block; }
    .nav-desktop { display: none; }
}

/* ── Wide Nav (Mega Menu) ──────────────────────────────────── */
.nav-desktop--wide {
    padding: 10px 40px;
}

.nav-desktop--wide.scrolled {
    padding-top: 8px;
    padding-bottom: 8px;
}

/* Base dropdown menu resets/overrides */
.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(12px) scale(0.95);
    background: rgba(8, 11, 15, 0.94);
    backdrop-filter: blur(28px) saturate(200%);
    -webkit-backdrop-filter: blur(28px) saturate(200%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-xl);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(96, 200, 240, 0.1);
    opacity: 0;
    pointer-events: none;
    transition: 
        opacity 0.2s ease,
        transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1100;
}

.nav-dropdown.is-open .nav-dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0) scale(1);
}

/* Wide (Mega) variant */
.nav-dropdown--wide {
    position: relative;
}

.nav-dropdown--wide .nav-dropdown-menu {
    position: fixed;
    top: calc(var(--spacing-md) + 62px);
    width: calc(100vw - 120px);
    max-width: 1100px;
    padding: var(--spacing-xl);
}

/* Simple variant */
.nav-dropdown-simple {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 8px;
    min-width: 200px;
}

.nav-dropdown-simple-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius-lg);
    color: var(--toi-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav-dropdown-simple-item svg {
    width: 18px;
    height: 18px;
    color: var(--toi-accent);
    opacity: 0.7;
}

.nav-dropdown-simple-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--toi-text);
}

.nav-dropdown-simple-item.active {
    background: rgba(96, 200, 240, 0.08);
    color: var(--toi-accent);
}

.nav-dropdown-container {
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.nav-dropdown-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-dropdown-header svg {
    width: 20px;
    height: 20px;
    color: var(--toi-accent);
}

.nav-dropdown-header strong {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--toi-text-muted);
}

.nav-dropdown-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

@media (min-width: 1024px) {
    .nav-dropdown-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.nav-dropdown-item {
    display: flex !important;
    align-items: center;
    gap: 16px;
    padding: 14px;
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: all 0.3s var(--ease-out);
    text-decoration: none;
    color: var(--toi-text-muted);
}

.nav-dropdown-icon {
    width: 36px;
    height: 36px;
    background: rgba(96, 200, 240, 0.06);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--toi-accent);
    flex-shrink: 0;
    transition: all 0.3s var(--ease-out);
}

.nav-dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(96, 200, 240, 0.2);
    transform: translateY(-2px);
    color: var(--toi-text);
}

.nav-dropdown-item:hover .nav-dropdown-icon {
    background: var(--toi-accent);
    color: #06080b;
    transform: scale(1.1) rotate(-5deg);
}

.nav-dropdown-item span {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
}

.nav-dropdown-item.active {
    background: rgba(96, 200, 240, 0.08);
    border-color: rgba(96, 200, 240, 0.3);
    color: var(--toi-accent);
}

/* ── Mobile Bottom Navigation ──────────────────────────────── */
.nav-mobile {
    position: fixed;
    bottom: var(--spacing-sm);
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    height: calc(var(--nav-height-mobile) + env(safe-area-inset-bottom, 0px));
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    display: grid;
    z-index: 1000;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255,255,255,0.04);
    overflow: hidden;
}

/* ── Mobile Sub-Menu ────────────────────────────────────────── */
.mobile-sub-menu {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(4, 5, 8, 0.85);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: flex-end;
    visibility: hidden;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.85, 0, 0.15, 1);
}

.mobile-sub-menu.is-active {
    visibility: visible;
    opacity: 1;
}

.mobile-sub-menu-inner {
    width: 100%;
    background: var(--toi-bg-alt);
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
    padding: var(--spacing-xl);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.85, 0, 0.15, 1);
    border-top: 1px solid var(--toi-border);
    max-height: 85vh;
    overflow-y: auto;
}

.mobile-sub-menu.is-active .mobile-sub-menu-inner {
    transform: translateY(0);
}

.mobile-sub-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    position: sticky;
    top: 0;
    background: var(--toi-bg-alt);
    padding-bottom: var(--spacing-md);
    z-index: 10;
}

.mobile-sub-menu-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--toi-text-muted);
}

.mobile-more-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.mobile-more-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--toi-text-subtle);
    margin-bottom: var(--spacing-md);
}

.mobile-sub-menu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.mobile-sub-menu-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px var(--spacing-sm);
    background: var(--toi-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--toi-border);
    text-align: center;
    text-decoration: none;
    color: var(--toi-text);
}

.mobile-sub-menu-item svg { width: 24px; height: 24px; color: var(--toi-accent); }
.mobile-sub-menu-item span { font-size: 0.75rem; font-weight: 600; }
.mobile-sub-menu-item.active { border-color: var(--toi-accent); background: rgba(96, 200, 240, 0.05); }

@media (min-width: 768px) {
    .nav-mobile { display: none; }
}

/* ── Nav Items ─────────────────────────────────────────────── */
.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--toi-text-muted);
    text-decoration: none;
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: color var(--transition-fast);
    position: relative;
    padding: 6px 10px;
    border-radius: var(--radius-full);
    gap: 2px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
}

.nav-item:hover {
    color: var(--toi-text);
    background: rgba(255,255,255,0.04);
}

.nav-item.active {
    color: var(--toi-accent);
}

.nav-item.active svg {
    filter: drop-shadow(0 0 6px rgba(96, 200, 240, 0.5));
}

/* Active indicator dot for mobile */
.nav-mobile .nav-item.active::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--toi-accent);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--toi-accent);
}

.nav-item svg {
    width: 20px;
    height: 20px;
}

.nav-desktop .nav-item svg {
    width: 18px;
    height: 18px;
}

.nav-chevron {
    width: 12px !important;
    height: 12px !important;
    opacity: 0.5;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-dropdown.is-open .nav-chevron {
    transform: rotate(180deg);
}

.nav-desktop .nav-item {
    flex-direction: row;
    gap: 8px;
    font-size: 0.8rem;
    padding: 7px 16px;
    line-height: 1;
}

.nav-dropdown {
    position: relative;
    display: flex;
}

/* Lang item specific */
.nav-item--lang {
    gap: 6px;
}

.nav-item--lang span {
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.nav-divider {
    width: 1px;
    height: 18px;
    background: var(--glass-border);
    margin: 0 4px;
    flex-shrink: 0;
}