/* ShopVault - Modern Marketplace Stylesheet */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --dark: #1f2937;
    --light: #f9fafb;
    --gray: #6b7280;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    padding-top: 70px;
    margin-top: 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Navbar - Glassmorphism Design */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    padding: 1rem 0;
    transition: all 0.3s ease;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    margin: 0;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-lg);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: transform 0.3s ease;
}

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

.navbar-nav .nav-link {
    color: var(--dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    position: relative;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 100%;
    transform: translateX(-50%) scaleX(1);
}

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

/* Hero Section - Animated */
.hero-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
    position: relative;
    overflow: hidden;
    min-height: 70vh;
    display: flex;
    align-items: center;
    margin-top: 0;
    transform: none !important;
}

.min-vh-75 {
    min-height: 75vh;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

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

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-brand-name {
    background: linear-gradient(135deg, #fff 0%, #f0f0f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    text-shadow: none;
}

.hero-section .lead {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.95);
    margin-bottom: 2rem;
    font-weight: 400;
    line-height: 1.6;
}

.hero-image {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Buttons - Modern Design */
.btn {
    border-radius: 50px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.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, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
    color: white;
}

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

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

/* Product Cards - Modern with Animation */
.product-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    box-shadow: var(--shadow);
    position: relative;
    opacity: 0;
    animation: fadeInScale 0.6s ease forwards;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.product-card:hover::before {
    left: 100%;
}

.product-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.product-card img {
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
    width: 100%;
}

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

.product-card .card-body {
    padding: 1.5rem;
}

.product-card .card-title {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.product-card .card-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.product-card .btn {
    border-radius: 10px;
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Category Cards - Animated */
.category-card {
    text-decoration: none;
    display: block;
}

.category-card .card {
    background: white;
    border-radius: 15px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-card .card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.category-card .card:hover::before {
    opacity: 0.1;
}

.category-card .card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.category-card .card i {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

.category-card .card:hover i {
    transform: scale(1.2) rotate(5deg);
}

.category-icon-wrapper {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 20px;
    transition: all 0.3s ease;
}

.category-card .card:hover .category-icon-wrapper {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    transform: scale(1.1);
}

.category-icon-wrapper i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.category-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 20px;
    transition: transform 0.3s ease;
}

.category-card .card:hover .category-image {
    transform: scale(1.1);
}

.category-card .card h5 {
    color: var(--dark);
    font-weight: 600;
    position: relative;
    z-index: 1;
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.4;
}

/* Section Headings */
section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* Sections */
.categories-section,
.featured-products {
    padding: 80px 0;
    position: relative;
}

@media (max-width: 768px) {
    .categories-section,
    .featured-products {
        padding: 60px 0;
    }
    
    .category-card .card {
        min-height: 150px;
        padding: 1.25rem 0.75rem;
    }
    
    .category-icon-wrapper {
        width: 60px;
        height: 60px;
    }
    
    .category-icon-wrapper i {
        font-size: 2rem;
    }
    
    .category-image {
        width: 60px;
        height: 60px;
    }
}

.featured-products {
    background: white;
}

/* Badges */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
}

/* Forms */
.form-control,
.form-select {
    border-radius: 10px;
    border: 2px solid #e5e7eb;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    outline: none;
}

/* Footer */
footer {
    background: var(--dark);
    color: #e5e7eb;
    padding: 3rem 0 1rem;
    margin-top: 5rem;
}

footer h5, footer h6 {
    color: #ffffff;
    font-weight: 600;
}

footer p, footer span {
    color: #d1d5db;
}

footer a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--primary-light);
}

footer .text-white-50 {
    color: #d1d5db !important;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

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

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Cart Badge Animation */
.cart-count {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section {
        padding: 60px 0;
        min-height: 60vh;
    }
    
    .hero-section .lead {
        font-size: 1.1rem;
    }
    
    .hero-image {
        margin-top: 2rem;
    }
    
    .hero-image .position-relative {
        min-height: 300px !important;
    }
    
    body {
        padding-top: 70px;
    }
    
    section h2 {
        font-size: 2rem;
    }
    
    .min-vh-75 {
        min-height: auto;
    }
}

/* Smooth Page Transitions */
.page-transition {
    animation: pageFadeIn 0.5s ease;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 5px;
}

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

/* Alert Animations */
.alert {
    border-radius: 15px;
    border: none;
    animation: slideInRight 0.5s ease;
    box-shadow: var(--shadow);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Card Hover Effects */
.card {
    border-radius: 15px;
    border: none;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

/* Table Styling */
.table {
    border-radius: 15px;
    overflow: hidden;
}

.table thead {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.table tbody tr {
    transition: background 0.3s ease;
}

.table tbody tr:hover {
    background: rgba(99, 102, 241, 0.05);
}

/* ============================================
   AUTH PAGES (Login & Register) - Modern Design
   ============================================ */

.auth-container {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    padding: 2rem 0;
    margin-top: -80px;
    padding-top: calc(80px + 2rem);
}

.auth-container::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -250px;
    right: -250px;
    animation: float 20s ease-in-out infinite;
}

.auth-container::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -200px;
    left: -200px;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.auth-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}

.auth-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    display: flex;
    min-height: 600px;
    animation: slideUp 0.8s ease-out;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-left {
    flex: 1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    color: white;
}

.auth-left::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.auth-left-content {
    position: relative;
    z-index: 1;
    text-align: center;
    animation: fadeInLeft 1s ease-out 0.3s both;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.auth-icon-wrapper {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    border: 3px solid rgba(255, 255, 255, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 20px rgba(255, 255, 255, 0);
    }
}

.auth-icon-wrapper i {
    font-size: 3.5rem;
    color: white;
}

.auth-left h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.auth-left p {
    font-size: 1.1rem;
    opacity: 0.95;
    line-height: 1.6;
}

.auth-right {
    flex: 1;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    animation: fadeInRight 1s ease-out 0.3s both;
}

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

.auth-header {
    text-align: center;
    margin-bottom: 2.5rem;
    margin-top: 0;
}

.auth-header h2 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: var(--gray);
    font-size: 1rem;
}

.auth-form-group {
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease-out both;
}

.auth-form-group:nth-child(1) { animation-delay: 0.1s; }
.auth-form-group:nth-child(2) { animation-delay: 0.2s; }
.auth-form-group:nth-child(3) { animation-delay: 0.3s; }
.auth-form-group:nth-child(4) { animation-delay: 0.4s; }
.auth-form-group:nth-child(5) { animation-delay: 0.5s; }

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

.auth-form-label {
    display: flex;
    align-items: center;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.auth-form-label i {
    margin-right: 0.5rem;
    color: var(--primary-color);
    font-size: 1rem;
}

.auth-form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f9fafb;
    font-family: 'Poppins', sans-serif;
}

.auth-form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

.auth-form-input::placeholder {
    color: #9ca3af;
}

.auth-input-wrapper {
    position: relative;
}

.auth-password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    z-index: 10;
}

.auth-password-toggle:hover {
    color: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
}

.auth-form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.auth-checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.auth-checkbox-wrapper input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.auth-checkbox-wrapper label {
    margin: 0;
    font-size: 0.9rem;
    color: var(--gray);
    cursor: pointer;
}

.auth-forgot-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.auth-forgot-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.auth-submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    position: relative;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.auth-submit-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;
}

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

.auth-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

.auth-submit-btn i {
    margin-right: 0.5rem;
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e5e7eb;
}

.auth-divider p {
    display: inline-block;
    background: rgba(255, 255, 255, 0.95);
    padding: 0 1rem;
    color: var(--gray);
    position: relative;
    margin: 0;
}

.auth-social-login {
    margin: 1.5rem 0;
}

.auth-social-title {
    text-align: center;
    color: var(--gray);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.auth-social-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.auth-social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.auth-social-btn i {
    font-size: 1.25rem;
}

.auth-social-btn span {
    flex: 1;
    text-align: center;
}

.auth-social-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.auth-social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.auth-social-facebook {
    background: linear-gradient(135deg, #1877f2 0%, #0d5fbf 100%);
    color: white;
    border-color: #1877f2;
}

.auth-social-facebook:hover {
    background: linear-gradient(135deg, #0d5fbf 0%, #0a4a9e 100%);
    box-shadow: 0 4px 12px rgba(24, 119, 242, 0.4);
}

.auth-social-google {
    background: white;
    color: #4285f4;
    border-color: #dadce0;
}

.auth-social-google:hover {
    background: #f8f9fa;
    border-color: #4285f4;
    box-shadow: 0 4px 12px rgba(66, 133, 244, 0.2);
}

.auth-switch-link {
    text-align: center;
    margin-top: 1.5rem;
}

.auth-switch-link p {
    color: var(--gray);
    margin-bottom: 1rem;
}

.auth-switch-btn {
    width: 100%;
    padding: 0.875rem;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.auth-switch-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.auth-switch-btn i {
    margin-right: 0.5rem;
}

.auth-alert {
    border-radius: 12px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    animation: shake 0.5s ease-out;
    border-left: 4px solid;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.auth-alert-danger {
    background: #fee2e2;
    border-color: var(--danger-color);
    color: #991b1b;
}

.auth-alert-success {
    background: #d1fae5;
    border-color: #10b981;
    color: #065f46;
}

.auth-form-help {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 0.5rem;
}

.auth-terms-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.auth-terms-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-card {
        flex-direction: column;
        min-height: auto;
    }
    
    .auth-left {
        padding: 2rem 1.5rem;
        min-height: 300px;
    }
    
    .auth-left h2 {
        font-size: 2rem;
    }
    
    .auth-icon-wrapper {
        width: 100px;
        height: 100px;
    }
    
    .auth-icon-wrapper i {
        font-size: 2.5rem;
    }
    
    .auth-right {
        padding: 2rem 1.5rem;
    }
    
    .auth-header h2 {
        font-size: 1.75rem;
    }
    
    .auth-container {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .auth-left {
        padding: 1.5rem 1rem;
        min-height: 250px;
    }
    
    .auth-left h2 {
        font-size: 1.75rem;
    }
    
    .auth-right {
        padding: 1.5rem 1rem;
    }
    
    .auth-form-options {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* OTP Section Styling */
#otpGroup {
    animation: fadeInUp 0.6s ease-out;
    background: rgba(99, 102, 241, 0.05);
    padding: 1rem;
    border-radius: 12px;
    border: 2px solid rgba(99, 102, 241, 0.2);
}

#otpGroup.show {
    display: block !important;
}

.auth-form-input:disabled {
    background: #e5e7eb;
    cursor: not-allowed;
}

/* OTP Buttons Styling */
.auth-otp-btn {
    white-space: nowrap;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 2px solid;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: fit-content;
}

.auth-otp-btn i {
    font-size: 1rem;
}

.auth-otp-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.auth-otp-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.auth-otp-send {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
    border-color: #6366f1;
}

.auth-otp-send:hover:not(:disabled) {
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    border-color: #4f46e5;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.auth-otp-verify {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border-color: #10b981;
}

.auth-otp-verify:hover:not(:disabled) {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    border-color: #059669;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.auth-otp-verify.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-color: #10b981;
}

/* Form Row Styling */
.auth-form-group .row {
    margin-left: 0;
    margin-right: 0;
}

.auth-form-group .row > div {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

/* Textarea Styling */
textarea.auth-form-input {
    resize: vertical;
    min-height: 80px;
}