/*
Theme Name: Digital Stack Hub
Theme URI: https://digistackhub.com
Description: A premium membership and downloads WordPress theme
Version: 1.0
Author: Digital Stack Hub Team
Text Domain: digistackhub
*/

/* ===== CSS RESET & VARIABLES ===== */
:root {
    --primary: #10B981;
    --primary-dark: #059669;
    --primary-light: #34D399;
    --secondary: #3B82F6;
    --accent: #8B5CF6;
    --dark: #1F2937;
    --darker: #111827;
    --light: #F8FAFC;
    --gray: #6B7280;
    --gray-light: #E5E7EB;
    --white: #FFFFFF;
    --shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-dark: linear-gradient(135deg, var(--darker), #374151);
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.7;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

/* WordPress Admin Bar Adjustment */
body.admin-bar .ds-header {
    top: 32px;
}

@media (max-width: 782px) {
    body.admin-bar .ds-header {
        top: 46px;
    }
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1rem;
    color: var(--gray);
}

/* ===== LAYOUT ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== HEADER & NAVIGATION ===== */
.ds-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-light);
    z-index: 9999;
    transition: var(--transition);
    height: 70px;
    display: flex;
    align-items: center;
}

.ds-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
    height: 65px;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    z-index: 1001;
    gap: 0.5rem;
}

.logo-icon {
    font-size: 1.8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
}

.logo-text span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background: var(--dark);
    border-radius: 3px;
    transition: var(--transition);
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
    align-items: center;
    margin: 0;
    transition: var(--transition);
}

.nav-link {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
    white-space: nowrap;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-shrink: 0;
}

/* Currency Selector */
.currency-selector {
    position: relative;
    display: flex;
    align-items: center;
}

.currency-toggle {
    background: transparent;
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.currency-toggle:hover {
    background: var(--light);
}

.currency-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 0.5rem;
    min-width: 120px;
    z-index: 1000;
    display: none;
}

.currency-dropdown.active {
    display: block;
}

.currency-option {
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
}

.currency-option:hover {
    background: var(--light);
}

.currency-option.active {
    background: var(--primary-light);
    color: var(--darker);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::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 0.5s;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow);
}

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

.btn-secondary {
    background: transparent;
    color: var(--dark);
    border-color: var(--gray-light);
}

.btn-secondary:hover {
    background: var(--light);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--accent);
    color: var(--white);
    box-shadow: var(--shadow);
}

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

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: 100vh;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    margin-top: 70px;
}

body.admin-bar .hero-section {
    margin-top: 102px;
}

body.admin-bar .ds-header.scrolled ~ .hero-section {
    margin-top: 97px;
}

.ds-header.scrolled ~ .hero-section {
    margin-top: 65px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background: 
        radial-gradient(circle at 20% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    color: var(--white);
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #FFFFFF, #E5E7EB);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== FEATURES SECTION ===== */
.features-section {
    padding: 100px 0;
    background: var(--light);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.feature-card h3 {
    margin-bottom: 1rem;
}

/* ===== PRODUCTS SHOWCASE ===== */
.products-section {
    padding: 100px 0;
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.product-content {
    padding: 2rem;
}

.product-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--darker);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Pricing Cards */
.pricing-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular::before {
    content: 'Most Popular';
    position: absolute;
    top: 0;
    right: 0;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-bottom-left-radius: var(--border-radius);
}

.price-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.price-currency {
    font-size: 1.5rem;
    color: var(--gray);
}

.price-period {
    color: var(--gray);
    margin-bottom: 2rem;
}

.price-features {
    list-style: none;
    margin-bottom: 2rem;
}

.price-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.price-features li::before {
    content: '✓';
    color: var(--primary);
    font-weight: bold;
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background: 
        radial-gradient(circle at 75% 25%, rgba(255,255,255,0.3) 0%, transparent 50%),
        radial-gradient(circle at 25% 75%, rgba(255,255,255,0.2) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.cta-subtitle {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* ===== FOOTER ===== */
.ds-footer {
    background: var(--darker);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.footer-section h4 {
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.designer-credit {
    margin-top: 1rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-light);
}

.designer-credit a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition);
}

.designer-credit a:hover {
    color: var(--white);
    text-decoration: underline;
}

/* ===== RESPONSIVE DESIGN - IMPROVED HEADER ===== */
@media (max-width: 1200px) {
    .nav-menu {
        gap: 2.5rem;
    }
    
    .header-actions {
        gap: 1.5rem;
    }
    
    .btn {
        padding: 0.7rem 1.3rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        gap: 2rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .header-actions {
        gap: 1.2rem;
    }
    
    .btn {
        padding: 0.65rem 1.2rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 900px) {
    .header-content {
        flex-wrap: nowrap;
    }
    
    .nav-menu {
        gap: 1.8rem;
    }
    
    .nav-link {
        font-size: 0.85rem;
    }
    
    .header-actions {
        gap: 1rem;
    }
    
    .header-actions .btn {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 768px) {
    .ds-header {
        height: 65px;
        padding: 0 1rem;
    }

    body.admin-bar .ds-header {
        top: 46px;
    }

    .logo-text {
        font-size: 1.3rem;
    }

    .logo-icon {
        font-size: 1.5rem;
    }

    .menu-toggle {
        display: flex;
        margin-left: auto;
    }

    .nav-menu {
        position: fixed;
        top: 65px;
        left: 0;
        width: 100%;
        height: calc(100vh - 65px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        overflow-y: auto;
    }

    body.admin-bar .nav-menu {
        top: 111px;
        height: calc(100vh - 111px);
    }

    .nav-menu.active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
    }

    .nav-link {
        display: block;
        padding: 1.2rem 0;
        font-size: 1.1rem;
        border-bottom: 1px solid var(--gray-light);
        font-weight: 600;
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    .header-actions {
        display: none;
    }

    .hero-section {
        padding: 100px 0 60px;
        margin-top: 65px;
    }

    body.admin-bar .hero-section {
        margin-top: 111px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .ds-header {
        padding: 0 1rem;
    }

    .hero-section {
        margin-top: 65px;
        padding: 80px 0 40px;
    }

    body.admin-bar .hero-section {
        margin-top: 111px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card,
    .product-card {
        padding: 2rem 1.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .designer-credit {
        font-size: 0.9rem;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .logo-icon {
        font-size: 1.3rem;
    }
}

@media (max-width: 360px) {
    .header-content {
        padding: 0 0.5rem;
    }
    
    .logo-text {
        font-size: 1.1rem;
    }
    
    .logo-icon {
        font-size: 1.2rem;
    }
    
    .hero-section {
        padding: 60px 0 30px;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

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

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

.fade-in {
    animation: fadeInUp 0.8s ease-out;
}

.stagger-animation > * {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

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

/* ===== MODAL STYLES ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 90%;
    text-align: center;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray);
}

.modal-close:hover {
    color: var(--dark);
}

/* ===== DASHBOARD STYLES ===== */
.dashboard-section {
    padding: 100px 0 50px;
    min-height: 100vh;
    background: var(--light);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.dashboard-sidebar {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    height: fit-content;
}

.dashboard-main {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.user-profile {
    text-align: center;
    margin-bottom: 2rem;
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    margin: 0 auto 1rem;
}

.download-history {
    margin-top: 2rem;
}

.download-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--gray-light);
}

.download-item:last-child {
    border-bottom: none;
}

/* ===== FORM STYLES ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* ===== AUTH PAGES ===== */
.auth-section {
    min-height: 100vh;
    background: var(--gradient-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0 80px;
}

.auth-card {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-switch {
    text-align: center;
    margin-top: 2rem;
    color: var(--gray);
}

.auth-switch a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* ===== HEADER BUTTON STYLES ===== */
.nav-menu .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    background: transparent;
    color: var(--dark);
    border-color: var(--gray-light);
}

.nav-menu .btn::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 0.5s;
}

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

.nav-menu .btn:hover {
    background: var(--light);
    transform: translateY(-2px);
}

.nav-menu .btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow);
    border: 2px solid transparent;
}

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

/* Header menu layout */
.nav-menu ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
}

/* Mobile menu styles */
@media (max-width: 768px) {
    .nav-menu ul {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .nav-menu .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .header-actions {
        display: none;
    }
    
    .nav-menu.active .header-actions {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        width: 100%;
        margin-top: 1rem;
    }
    
    .nav-menu.active .header-actions .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}

/* Mobile auth buttons */
.header-actions-mobile {
    display: none;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .header-actions {
        display: none;
    }
    
    .header-actions-mobile {
        display: flex;
    }
    
    .nav-menu.active .header-actions-mobile {
        display: flex;
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .nav-menu .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .header-actions-mobile .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}

/* ===== PRODUCT CARD UPDATES ===== */
.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-link {
    text-decoration: none;
    color: inherit;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-link:hover {
    color: inherit;
}

.product-image {
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
    transition: var(--transition);
}

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

.product-content {
    padding: 2rem;
    flex: 1;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Single product page updates */
.single-product .product-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .single-product .product-actions {
        flex-direction: column;
    }
    
    .product-actions .btn {
        width: 100%;
        text-align: center;
    }
}