/**
 * Enhanced Styles for Modern Restaurant Website
 * Authentic Indian Theme with Traditional Colors
 */

/* ===== INDIAN THEME COLOR PALETTE ===== */
:root {
    /* Traditional Indian Colors */
    --saffron: #FF9933;           /* Sacred saffron */
    --deep-orange: #E65100;       /* Vibrant orange */
    --maroon: #800000;            /* Deep maroon/red */
    --gold: #FFD700;              /* Royal gold */
    --turmeric: #FDB913;          /* Turmeric yellow */
    --terracotta: #C04000;        /* Earthy terracotta */
    --dark-red: #8B0000;          /* Deep red */
    --cream: #FFF8DC;             /* Warm cream */
    --sandalwood: #F4E4C1;        /* Sandalwood beige */

    /* Text Colors */
    --text-light: #ffffff;
    --text-dark: #2c2c2c;
    --text-muted: #666666;

    /* Backgrounds */
    --bg-light: #FFF5E6;
    --bg-cream: #FFFAF0;
    --bg-pattern: url('https://www.transparenttextures.com/patterns/indian-pattern.png');

    /* Shadows & Effects */
    --shadow-sm: 0 2px 8px rgba(139, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(139, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(139, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(255, 153, 51, 0.3);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Layout */
    --navbar-height: 70px;
    --border-radius: 12px;
    --border-radius-lg: 20px;
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Baloo 2', 'Segoe UI', Tahoma, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--bg-light), var(--bg-cream));
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== INDIAN DECORATIVE ELEMENTS ===== */
.indian-border {
    border-top: 3px solid var(--gold);
    border-bottom: 3px solid var(--gold);
    position: relative;
}

.indian-border::before,
.indian-border::after {
    content: '❋';
    position: absolute;
    color: var(--saffron);
    font-size: 1.5rem;
}

.indian-border::before { left: 10px; top: -15px; }
.indian-border::after { right: 10px; top: -15px; }

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--saffron), var(--maroon));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeOutPreloader 0.5s ease 1s forwards;
}

@keyframes fadeOutPreloader {
    to {
        opacity: 0;
        visibility: hidden;
    }
}

.preloader-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== NAVBAR ENHANCEMENTS ===== */
.navbar-custom {
    background: linear-gradient(135deg, var(--saffron), var(--deep-orange)) !important;
    border-bottom: 4px solid var(--gold);
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(139, 0, 0, 0.2);
}

.navbar-custom.scrolled {
    background: linear-gradient(135deg, var(--maroon), var(--dark-red)) !important;
    box-shadow: 0 4px 20px rgba(139, 0, 0, 0.4);
}

.navbar-brand {
    font-size: 1.3rem;
    font-weight: 800;
    transition: transform var(--transition-base);
    color: var(--text-light) !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.nav-link {
    position: relative;
    font-weight: 600;
    padding: 0.5rem 1rem !important;
    transition: color var(--transition-base);
    color: var(--text-light) !important;
    font-size: 1.1rem !important;
}

/* Mobile navigation - larger font for better visibility */
@media (max-width: 991px) {
    /* Make offcanvas full screen and centered */
    .offcanvas-end {
        width: 100% !important;
        height: 100% !important;
        background: linear-gradient(135deg, rgba(128, 0, 0, 0.98), rgba(139, 0, 0, 0.98)) !important;
        backdrop-filter: blur(20px);
    }

    .offcanvas-header {
        background: rgba(0, 0, 0, 0.3) !important;
        border-bottom: 2px solid var(--gold);
        padding: 1.5rem !important;
    }

    .offcanvas-body {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 2rem 1.5rem !important;
        overflow: visible !important;
        min-height: calc(100vh - 80px) !important;
    }

    .offcanvas-body .navbar-nav {
        width: 100%;
        max-width: 500px;
        margin: 0 auto !important;
        padding: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 1.5rem !important;
    }

    .offcanvas-body .nav-item {
        width: 100%;
        text-align: center;
    }

    .offcanvas-body .nav-link {
        font-size: 1.6rem !important;
        padding: 1.3rem 2rem !important;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        border: 2px solid rgba(255, 215, 0, 0.3);
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1rem;
        width: 100%;
    }

    .offcanvas-body .nav-link:hover,
    .offcanvas-body .nav-link.active {
        background: rgba(255, 215, 0, 0.2);
        border-color: var(--gold);
        transform: scale(1.05);
        box-shadow: 0 5px 20px rgba(255, 215, 0, 0.3);
    }

    .offcanvas-body .nav-link i {
        font-size: 1.5rem;
    }

    .offcanvas-body .nav-link::before {
        display: none;
    }
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--gold);
    transform: translateX(-50%);
    transition: width var(--transition-base);
    box-shadow: 0 0 10px var(--gold);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--gold) !important;
}

/* ===== BUTTONS ===== */
.btn {
    font-weight: 700;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: none;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.95rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, #FF9933, #E65100);
    color: white;
    box-shadow: 0 6px 20px rgba(255, 153, 51, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #E65100, #C04000);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(230, 81, 0, 0.6);
    color: white;
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(255, 153, 51, 0.4);
}

.btn-light {
    background: linear-gradient(135deg, #FFD700, #FF9933);
    color: white;
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.3);
}

.btn-light:hover {
    background: linear-gradient(135deg, #FF9933, #E65100);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 153, 51, 0.6);
}

.btn-lg {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

.btn-ripple {
    position: relative;
    overflow: hidden;
}

.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 215, 0, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ===== CARDS ===== */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
    background: white;
    border: 2px solid var(--gold);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--saffron);
}

.card-tilt {
    transition: transform var(--transition-base);
}

.card-img-top {
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-img-top {
    transform: scale(1.1);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(139, 0, 0, 0.6), rgba(128, 0, 0, 0.7));
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-light);
    overflow: hidden;
    border-bottom: 5px solid var(--gold);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 153, 51, 0.3), transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(255, 215, 0, 0.2), transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.5);
    letter-spacing: -1px;
    color: var(--gold);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 2rem);
    margin-bottom: 2rem;
    opacity: 0.95;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* ===== INDIAN PATTERN DECORATIONS ===== */
.section-divider {
    height: 4px;
    background: linear-gradient(to right, 
        var(--saffron) 0%, 
        var(--gold) 25%, 
        var(--saffron) 50%, 
        var(--gold) 75%, 
        var(--saffron) 100%
    );
    margin: 2rem 0;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

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

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-animate].animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    transition: all var(--transition-base);
    animation: bounce 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    background: #1ebc59;
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    :root {
        --navbar-height: 60px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        bottom: 20px;
        right: 20px;
    }
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 3px solid var(--gold);
    outline-offset: 2px;
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.will-change {
    will-change: transform, opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Baloo 2', 'Segoe UI', Tahoma, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-pattern), linear-gradient(135deg, #fff3e0, #ffe0b2);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.preloader.fade-out {
    opacity: 0;
    pointer-events: none;
}

.preloader-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--text-light);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== NAVBAR ENHANCEMENTS ===== */
.navbar-custom {
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar-brand {
    font-size: 1.2rem;
    font-weight: 700;
    transition: transform var(--transition-base);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.nav-link {
    position: relative;
    font-weight: 600;
    padding: 0.5rem 1rem !important;
    transition: color var(--transition-base);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transform: translateX(-50%);
    transition: width var(--transition-base);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

/* ===== BUTTONS ===== */
.btn {
    font-weight: 600;
    border-radius: var(--border-radius);
    padding: 0.75rem 2rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ripple {
    position: relative;
    overflow: hidden;
}

.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ===== CARDS ===== */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
    background: white;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-tilt {
    transition: transform var(--transition-base);
}

.card-img-top {
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-img-top {
    transform: scale(1.1);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7));
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-light);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(230, 81, 0, 0.3), transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(142, 40, 0, 0.3), transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 2rem);
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* ===== MENU CAROUSEL ===== */
.menu-carousel {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    perspective: 1000px;
}

.menu-carousel-item {
    position: absolute;
    width: 70%;
    height: 100%;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.menu-carousel-item.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    z-index: 3;
    pointer-events: auto;
}

.menu-carousel-item.prev {
    transform: translate(-120%, -50%) scale(0.85);
    opacity: 0.5;
    z-index: 2;
}

.menu-carousel-item.next {
    transform: translate(20%, -50%) scale(0.85);
    opacity: 0.5;
    z-index: 2;
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.carousel-control:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.carousel-prev { left: 20px; }
.carousel-next { right: 20px; }

/* ===== MENU FILTER ===== */
.filter-container {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin: 2rem 0;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: 600;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== MENU ITEMS GRID ===== */
.menu-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.menu-item-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.menu-item-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.menu-item-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.menu-item-card:hover .menu-item-image {
    transform: scale(1.15);
}

.menu-item-content {
    padding: 1.5rem;
}

.menu-item-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.menu-item-description {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.menu-item-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

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

/* ===== SCROLL ANIMATIONS ===== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-animate].animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    transition: all var(--transition-base);
    animation: bounce 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    background: #1ebc59;
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    :root {
        --navbar-height: 60px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .menu-carousel {
        height: 400px;
    }

    .menu-carousel-item {
        width: 90%;
    }

    .menu-items-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

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

    .carousel-prev { left: 10px; }
    .carousel-next { right: 10px; }
}

@media (max-width: 576px) {
    .filter-container {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-btn {
        width: 100%;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        bottom: 20px;
        right: 20px;
    }
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.will-change {
    will-change: transform, opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
}