/* ============================================================
   Himwatkhanda Vastu - Bootstrap 5 Custom Theme
   Enhanced Design System - Responsive & Accessible
   ============================================================ */

/* ============================================================
   CSS Custom Properties (Variables) - PRESERVED COLOR PALETTE
   ============================================================ */

:root {
    /* Primary Colors - Blue */
    --primary-blue: #1E40AF;
    --primary-blue-dark: #1E3A8A;
    --primary-blue-light: rgba(30, 64, 175, 0.08);
    --primary-blue-medium: rgba(30, 64, 175, 0.15);

    /* Secondary Colors - Purple */
    --secondary-purple: #8B5CF6;
    --secondary-purple-dark: #7C3AED;
    --secondary-purple-light: rgba(139, 92, 246, 0.08);
    --secondary-purple-medium: rgba(139, 92, 246, 0.15);

    /* Accent Colors - Silver */
    --accent-silver: #C0C0C0;
    --accent-silver-dark: #A0A0A0;
    --accent-silver-light: rgba(192, 192, 192, 0.15);

    /* Black */
    --pure-black: #000000;
    --rich-black: #0A0A0A;
    --soft-black: #1A1A1A;

    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F9FAFB;
    --silver: #CDCDCD;
    --silver-light: #E5E7EB;
    --dim-grey: #71706E;
    --dim-grey-dark: #4B5563;
    --dim-grey-darker: #374151;
    --almost-black: #111827;

    /* Semantic Colors */
    --success-bg: rgba(16, 185, 129, 0.08);
    --success-text: #10B981;
    --success-border: #10B981;

    --error-bg: rgba(239, 68, 68, 0.08);
    --error-text: #EF4444;
    --error-border: #EF4444;

    --warning-bg: #FEF3C7;
    --warning-text: #92400E;
    --warning-border: #F59E0B;

    --info-bg: rgba(30, 64, 175, 0.08);
    --info-text: #1E40AF;
    --info-border: #3B82F6;

    /* Focus Ring */
    --focus-ring: 0 0 0 0.25rem rgba(30, 64, 175, 0.25);

    /* Enhanced Border Radius Scale */
    --border-radius-xs: 0.25rem;
    --border-radius-sm: 0.375rem;
    --border-radius: 0.5rem;
    --border-radius-md: 0.625rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.25rem;

    /* Enhanced Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(30, 64, 175, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   Base & Enhanced Typography
   ============================================================ */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--dim-grey-darker);
    background-color: var(--off-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Enhanced Typography Scale */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.025em;
    color: var(--almost-black);
    margin-bottom: var(--space-4);
    margin-top: 0;
}

h1 { 
    font-size: clamp(1.875rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

h2 { 
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 700;
}

h3 { 
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 600;
}

h4 { 
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    font-weight: 600;
}

h5 { 
    font-size: 1.125rem;
    font-weight: 600;
}

h6 { 
    font-size: 1rem;
    font-weight: 600;
    color: var(--dim-grey);
}

p {
    margin-bottom: var(--space-5);
    color: var(--dim-grey-darker);
    line-height: 1.8;
}

p:last-child {
    margin-bottom: 0;
}

/* Enhanced Link Styles */
a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: all var(--transition-base);
    font-weight: 500;
}

a:hover {
    color: var(--secondary-purple);
}

a:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
    border-radius: var(--border-radius-xs);
}

/* List Styles */
ul, ol {
    padding-left: var(--space-6);
    margin-bottom: var(--space-5);
}

li {
    margin-bottom: var(--space-2);
}

/* ============================================================
   Focus Styles (Accessibility)
   ============================================================ */

*:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
    border-radius: var(--border-radius-sm);
}

/* Skip to main content link - Enhanced */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-blue);
    color: var(--white);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--border-radius);
    font-weight: 600;
    z-index: 9999;
    transition: top var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.skip-link:focus {
    top: var(--space-4);
    text-decoration: none;
    color: var(--white);
}

/* ============================================================
   Bootstrap Overrides - Enhanced
   ============================================================ */

.text-primary {
    color: var(--primary-blue) !important;
}

.bg-primary {
    background-color: var(--primary-blue) !important;
}

.border-primary {
    border-color: var(--primary-blue) !important;
}

.border-top {
    border-top: 1px solid var(--silver-light) !important;
}

.border-bottom {
    border-bottom: 1px solid var(--silver-light) !important;
}

.text-success {
    color: var(--success-text) !important;
}

.bg-success {
    background-color: var(--success-text) !important;
}

/* Enhanced Primary Button */
.btn {
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: all var(--transition-slow);
    border-radius: var(--border-radius);
    padding: 0.625rem 1.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-purple) 100%);
    border: none;
    color: var(--white);
    box-shadow: 0 4px 14px rgba(30, 64, 175, 0.35);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--secondary-purple) 0%, var(--secondary-purple-dark) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.45);
    color: var(--white);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline-primary {
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    background: transparent;
    transition: all var(--transition-slow);
}

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-purple) 100%);
    border-color: transparent;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.0625rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ============================================================
   Header & Navigation - Enhanced
   ============================================================ */

/* Top Bar */
.top-bar {
    position: relative;
    z-index: 1030;
    background-color: var(--white) !important;
    border-bottom: 1px solid var(--silver-light);
    padding: var(--space-2) 0;
}

.top-nav-link {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--primary-blue);
    text-decoration: none;
    transition: all var(--transition-base);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--border-radius-sm);
}

.top-nav-link:hover {
    color: var(--secondary-purple);
    background: var(--primary-blue-light);
    text-decoration: none;
}

.top-nav-link i {
    font-size: 0.875rem;
}

/* Logo Section */
.logo-section {
    background: var(--white);
    padding: var(--space-6) 0;
    border-bottom: 1px solid var(--silver-light);
}

.logo-hover {
    transition: transform var(--transition-slow), filter var(--transition-base);
}

.logo-hover:hover {
    transform: scale(1.03);
    filter: drop-shadow(0 4px 8px rgba(30, 64, 175, 0.15));
}

/* Main Navigation */
.main-nav {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--silver-light);
}

.main-nav-link {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--dim-grey-darker) !important;
    text-decoration: none;
    padding: var(--space-3) var(--space-4);
    transition: all var(--transition-base);
    border-radius: var(--border-radius);
    margin: 0 var(--space-1);
}

.main-nav-link:hover,
.main-nav-link.active {
    color: var(--primary-blue) !important;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--secondary-purple-light) 100%);
    text-decoration: none;
}

.main-nav-link i {
    font-size: 0.875rem;
    opacity: 0.8;
}

.navbar-toggler {
    border: 2px solid var(--silver-light);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.navbar-toggler:hover {
    border-color: var(--primary-blue);
    background: var(--primary-blue-light);
}

.navbar-toggler:focus {
    box-shadow: var(--focus-ring);
}

.navbar-toggler-icon {
    width: 1.25em;
    height: 1.25em;
}

/* Enhanced Dropdown */
.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-xl);
    border-radius: var(--border-radius-lg);
    padding: var(--space-3);
    margin-top: var(--space-2);
    background: var(--white);
    animation: dropdownFade 0.2s ease;
}

@keyframes dropdownFade {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    border-radius: var(--border-radius);
    padding: var(--space-3) var(--space-4);
    transition: all var(--transition-base);
    font-weight: 500;
    color: var(--dim-grey-darker);
}

.dropdown-item:hover {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--secondary-purple-light) 100%);
    color: var(--primary-blue);
}

.dropdown-item:focus-visible {
    background: var(--primary-blue-light);
    outline: none;
}

.dropdown-item i {
    width: 1.25rem;
    text-align: center;
    margin-right: var(--space-2);
}

.dropdown-toggle::after {
    transition: transform var(--transition-base);
}

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

/* ============================================================
   Carousel Styles - Enhanced & Responsive
   ============================================================ */

#mainCarousel {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.carousel-image {
    width: 100%;
    height: clamp(220px, 45vw, 500px);
    object-fit: cover;
    object-position: center;
}

.carousel-caption {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
    padding: var(--space-10) var(--space-6) var(--space-6);
    bottom: 0;
    left: 0;
    right: 0;
}

.carousel-caption h2 {
    color: var(--white);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    margin-bottom: var(--space-3);
    font-size: clamp(1.375rem, 4vw, 2.25rem);
    font-weight: 700;
}

.carousel-caption p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
    font-size: clamp(0.9375rem, 2vw, 1.125rem);
    margin-bottom: 0;
    max-width: 600px;
}

.carousel-indicators {
    bottom: var(--space-5);
    gap: var(--space-2);
}

.carousel-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin: 0;
    background-color: rgba(255, 255, 255, 0.4);
    border: none;
    transition: all var(--transition-base);
}

.carousel-indicators button.active {
    background-color: var(--white);
    width: 28px;
    border-radius: 14px;
}

.carousel-control-prev,
.carousel-control-next {
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: all var(--transition-base);
    backdrop-filter: blur(4px);
}

#mainCarousel:hover .carousel-control-prev,
#mainCarousel:hover .carousel-control-next {
    opacity: 1;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-purple) 100%);
    transform: translateY(-50%) scale(1.05);
}

.carousel-control-prev {
    left: var(--space-4);
}

.carousel-control-next {
    right: var(--space-4);
}

/* ============================================================
   Cards - Enhanced
   ============================================================ */

.card {
    border: 1px solid var(--silver-light);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow);
    transition: all var(--transition-slow);
    background: var(--white);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-6px);
    border-color: transparent;
}

.card-header {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--secondary-purple-light) 100%);
    border-bottom: 1px solid var(--silver-light);
    font-weight: 600;
    color: var(--primary-blue);
    padding: var(--space-4) var(--space-5);
}

.card-body {
    padding: var(--space-5);
}

.card-title {
    margin-bottom: var(--space-3);
    color: var(--almost-black);
}

.card-text {
    color: var(--dim-grey-dark);
    line-height: 1.7;
}

.card-hover {
    transition: all var(--transition-slow);
}

.card-hover:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.card-hover:hover img {
    transform: scale(1.05);
}

/* Card Link Overlay */
.card-link-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.card-link-overlay ~ * {
    position: relative;
    z-index: 2;
}

/* ============================================================
   Social Sidebar - Enhanced & Responsive
   ============================================================ */

.social-sidebar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1030;
    background: var(--white);
    border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg);
    box-shadow: -2px 4px 20px rgba(0, 0, 0, 0.12);
    overflow: hidden;
}

.social-sidebar a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    color: var(--primary-blue);
    transition: all var(--transition-base);
    font-size: 1.125rem;
    position: relative;
}

.social-sidebar a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--secondary-purple-light) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.social-sidebar a:hover {
    transform: translateX(-4px);
    color: var(--secondary-purple);
}

.social-sidebar a:hover::before {
    opacity: 1;
}

.social-sidebar a i {
    position: relative;
    z-index: 1;
}

.social-sidebar a:first-child {
    border-radius: var(--border-radius-lg) 0 0 0;
}

.social-sidebar a:last-child {
    border-radius: 0 0 0 var(--border-radius-lg);
}

/* ============================================================
   Forms - Enhanced
   ============================================================ */

.form-control,
.form-select {
    border: 2px solid var(--silver-light);
    background-color: var(--white);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    font-size: 1rem;
    line-height: 1.5;
}

.form-control::placeholder {
    color: var(--dim-grey);
    opacity: 1;
}

.form-control:hover,
.form-select:hover {
    border-color: var(--silver);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(30, 64, 175, 0.1);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--dim-grey-darker);
    margin-bottom: var(--space-2);
    font-size: 0.9375rem;
}

.form-text {
    color: var(--dim-grey);
    font-size: 0.875rem;
    margin-top: var(--space-2);
}

.input-group .btn {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    padding-left: var(--space-5);
    padding-right: var(--space-5);
}

/* Form validation states */
.form-control.is-valid {
    border-color: var(--success-text);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2310B981' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
}

.form-control.is-invalid {
    border-color: var(--error-text);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23EF4444'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23EF4444' stroke='none'/%3e%3c/svg%3e");
}

/* ============================================================
   FAQ Accordion - Enhanced
   ============================================================ */

.accordion {
    --bs-accordion-border-radius: var(--border-radius-lg);
    --bs-accordion-inner-border-radius: var(--border-radius);
}

.accordion-item {
    border: 1px solid var(--silver-light);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--space-3);
    overflow: hidden;
    background: var(--white);
}

.accordion-button {
    font-weight: 600;
    color: var(--almost-black);
    background-color: var(--white);
    padding: var(--space-4) var(--space-5);
    font-size: 1.0625rem;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-blue);
    background-color: var(--primary-blue-light);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: var(--focus-ring);
    border-color: var(--primary-blue);
}

.accordion-button::after {
    transition: transform var(--transition-base);
}

.accordion-body {
    color: var(--dim-grey-darker);
    line-height: 1.8;
    background: var(--white);
    padding: var(--space-4) var(--space-5);
}

/* ============================================================
   Tables - Enhanced
   ============================================================ */

.table {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
}

.table thead th {
    background: var(--off-white);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.6875rem;
    letter-spacing: 0.08em;
    color: var(--dim-grey);
    border-bottom: 2px solid var(--silver);
    padding: var(--space-4);
    white-space: nowrap;
}

.table td {
    padding: var(--space-4);
    color: var(--dim-grey-darker);
    border-bottom: 1px solid var(--silver-light);
    vertical-align: middle;
}

.table tbody tr {
    transition: background-color var(--transition-base);
}

.table tbody tr:hover {
    background-color: var(--secondary-purple-light);
}

/* Responsive tables */
.table-responsive {
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--silver-light);
    background: var(--white);
}

/* ============================================================
   Pagination - Enhanced
   ============================================================ */

.pagination {
    gap: var(--space-2);
}

.pagination .page-link {
    border-radius: var(--border-radius);
    color: var(--dim-grey-dark);
    border: 1px solid var(--silver-light);
    padding: var(--space-3) var(--space-4);
    font-weight: 500;
    min-width: 40px;
    text-align: center;
    transition: all var(--transition-base);
}

.pagination .page-link:hover {
    background: var(--off-white);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-purple) 100%);
    border-color: transparent;
    color: var(--white);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.3);
}

.pagination .page-item.disabled .page-link {
    color: var(--silver);
    background: var(--off-white);
    border-color: var(--silver-light);
}

/* ============================================================
   Alerts - Enhanced
   ============================================================ */

.alert {
    border-radius: var(--border-radius-lg);
    border: none;
    border-left: 4px solid;
    padding: var(--space-4) var(--space-5);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.alert-success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border-color: var(--success-border);
}

.alert-danger {
    background-color: var(--error-bg);
    color: var(--error-text);
    border-color: var(--error-border);
}

.alert-warning {
    background-color: var(--warning-bg);
    color: var(--warning-text);
    border-color: var(--warning-border);
}

.alert-info {
    background-color: var(--info-bg);
    color: var(--info-text);
    border-color: var(--info-border);
}

.alert-dismissible .btn-close {
    padding: var(--space-4);
    opacity: 0.5;
    transition: opacity var(--transition-base);
}

.alert-dismissible .btn-close:hover {
    opacity: 1;
}

/* ============================================================
   Badges - Enhanced
   ============================================================ */

.badge {
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 0.375em 0.75em;
    border-radius: var(--border-radius-sm);
}

/* ============================================================
   Utility Classes - Enhanced
   ============================================================ */

.bg-off-white { background-color: var(--off-white) !important; }
.bg-silver { background-color: var(--silver) !important; }
.bg-silver-light { background-color: var(--silver-light) !important; }

.text-dim-grey { color: var(--dim-grey) !important; }
.text-dim-grey-dark { color: var(--dim-grey-dark) !important; }
.text-dim-grey-darker { color: var(--dim-grey-darker) !important; }
.text-almost-black { color: var(--almost-black) !important; }

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Gradient backgrounds */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-purple) 100%);
}

.bg-gradient-secondary {
    background: linear-gradient(135deg, var(--secondary-purple) 0%, var(--primary-blue) 100%);
}

/* Section spacing */
.section-padding {
    padding: var(--space-16) 0;
}

.section-padding-sm {
    padding: var(--space-10) 0;
}

/* ============================================================
   Scrollbar - Enhanced
   ============================================================ */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--silver-light);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: var(--dim-grey);
    border-radius: 5px;
    border: 2px solid var(--silver-light);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dim-grey-dark);
}

/* ============================================================
   Footer Social Buttons
   ============================================================ */

footer .btn-outline-secondary {
    transition: all var(--transition-base);
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-color: var(--silver-light);
    color: var(--dim-grey-dark);
    border-radius: 50%;
}

footer .btn-outline-secondary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
}

/* Gallery Image Hover Effect */
.card-hover img {
    transition: transform var(--transition-slow);
}

/* ============================================================
   Animations
   ============================================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ============================================================
   Mobile Navigation - Enhanced
   ============================================================ */

@media (max-width: 991.98px) {
    .navbar-collapse {
        background: var(--white);
        border-radius: var(--border-radius-xl);
        box-shadow: var(--shadow-xl);
        padding: var(--space-4);
        margin-top: var(--space-3);
        max-height: calc(100vh - 100px);
        overflow-y: auto;
        border: 1px solid var(--silver-light);
    }
    
    .main-nav-link {
        padding: var(--space-4);
        margin: var(--space-1) 0;
        border-radius: var(--border-radius);
    }
    
    .dropdown-menu {
        border: none;
        box-shadow: none;
        padding-left: var(--space-4);
        background: var(--off-white);
        margin-top: var(--space-2);
        margin-bottom: var(--space-2);
        border-radius: var(--border-radius);
    }
    
    .dropdown-item {
        padding: var(--space-3) var(--space-4);
    }
    
    /* Increase touch targets */
    .nav-link,
    .dropdown-item,
    .btn {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    /* Social sidebar mobile */
    .social-sidebar {
        right: 0;
        top: auto;
        bottom: var(--space-6);
        transform: none;
        border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg);
        z-index: 1040;
    }

    .social-sidebar a {
        width: 44px;
        height: 44px;
        font-size: 1.125rem;
    }

    .social-sidebar a:first-child {
        border-radius: var(--border-radius-lg) 0 0 0;
    }

    .social-sidebar a:last-child {
        border-radius: 0 0 0 var(--border-radius-lg);
    }

    /* Typography adjustments */
    h1 {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    h2 {
        font-size: clamp(1.375rem, 5vw, 1.75rem);
    }

    h3 {
        font-size: clamp(1.125rem, 4vw, 1.5rem);
    }

    /* Card adjustments */
    .card {
        margin-bottom: var(--space-4);
    }

    .card-body {
        padding: var(--space-4);
    }

    /* Form adjustments */
    .form-control,
    .form-select {
        font-size: 16px; /* Prevent zoom on iOS */
    }

    /* Table adjustments */
    .table-responsive {
        border-radius: var(--border-radius);
    }

    /* Container adjustments */
    .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
}

/* Small mobile devices */
@media (max-width: 575.98px) {
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .carousel-control-prev,
    .carousel-control-next {
        width: 40px;
        height: 40px;
    }

    .carousel-caption {
        padding: var(--space-6) var(--space-4) var(--space-4);
    }

    .carousel-caption h2 {
        font-size: 1.125rem;
    }

    .carousel-caption p {
        font-size: 0.875rem;
    }

    .section-padding {
        padding: var(--space-10) 0;
    }

    .pagination .page-link {
        padding: var(--space-2) var(--space-3);
        min-width: 36px;
        font-size: 0.875rem;
    }
}

/* ============================================================
   Reduced Motion (Accessibility)
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .carousel-item {
        transition: none !important;
    }
}

/* ============================================================
   High Contrast Mode Support
   ============================================================ */

@media (prefers-contrast: high) {
    :root {
        --primary-blue: #1E3A8A;
        --secondary-purple: #7C3AED;
    }

    .card,
    .form-control,
    .btn {
        border-width: 2px;
    }

    .btn-primary {
        border: 2px solid var(--pure-black);
    }
}

/* ============================================================
   Print Styles
   ============================================================ */

@media print {
    .social-sidebar,
    .navbar,
    .top-bar,
    footer,
    .btn,
    .carousel-control-prev,
    .carousel-control-next,
    .skip-link {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
        font-size: 12pt;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.875rem;
        color: #666;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }

    p {
        orphans: 3;
        widows: 3;
    }
}