/* ============================================
   B65 Portfolio - Modern CSS
   Design inspiré de watchface.io
   ============================================ */

:root {
    /* Colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-secondary: #10b981;
    --color-dark: #0f172a;
    --color-dark-light: #1e293b;
    --color-gray: #64748b;
    --color-gray-light: #cbd5e1;
    --color-white: #ffffff;
    --color-bg: #f8fafc;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: 'Courier New', monospace;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 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);
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ============================================
   Reset & Base
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-bg);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

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

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

/* ============================================
   Container & Layout
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.navbar .container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    color: var(--color-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--color-bg);
    color: var(--color-primary);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    height: 45vh;
    min-height: 320px;
    background: linear-gradient(
        180deg,
        #0b1f33 0%,
        #0e2a47 100%
    );
    overflow: hidden;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url("/portfolio/assets/images/banner.png");
    background-size: cover;
    background-position: center;
    opacity: 0.38;
    filter: blur(0.5px) saturate(0.85);
    mask-image: radial-gradient(
        circle at center,
        rgba(0,0,0,1) 40%,
        rgba(0,0,0,0) 75%
    );
    -webkit-mask-image: radial-gradient(
        circle at center,
        rgba(0,0,0,1) 40%,
        rgba(0,0,0,0) 75%
    );
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.hero-title .highlight {
    color: var(--color-secondary);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-md);
}

/* Responsive Hero */
@media (max-width: 768px) {
    .hero {
        height: 50vh;
        min-height: 400px;
    }
    
    .hero-bg {
        opacity: 0.12;
        filter: blur(4px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background: var(--color-secondary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-dark);
    color: var(--color-white);
    border-color: var(--color-dark);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

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

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

/* ============================================
   Sections
   ============================================ */

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.products,
.features,
.support {
    padding: var(--spacing-xl) 0;
}

/* ============================================
   Products Grid
   ============================================ */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

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

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

.product-image {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-image {
    font-size: 4rem;
}

.product-info {
    padding: var(--spacing-md);
}

.product-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.product-info p {
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
}

.product-features {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.badge {
    background: var(--color-bg);
    color: var(--color-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ============================================
   Features Grid
   ============================================ */

.features {
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-md);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--color-gray);
}

/* ============================================
   Support Section
   ============================================ */

.support-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.support-card {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.support-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.support-card p {
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
}

.support-card .btn {
    margin-top: var(--spacing-sm);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: var(--color-gray-light);
}

.footer-section a:hover {
    color: var(--color-white);
}

.footer-section p {
    color: var(--color-gray-light);
}

/* ============================================
   Documentation Layout
   ============================================ */

.docs-page {
    background: var(--color-white);
}

.docs-layout {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    min-height: calc(100vh - 200px);
}

.docs-sidebar {
    width: 280px;
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-right: 1px solid var(--color-gray-light);
    position: sticky;
    top: 70px;
    height: calc(100vh - 70px);
    overflow-y: auto;
}

.sidebar-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.sidebar-section {
    margin-bottom: var(--spacing-md);
}

.sidebar-section h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.sidebar-section ul {
    list-style: none;
}

.sidebar-section li {
    margin-bottom: 0.5rem;
}

.sidebar-section a {
    color: var(--color-dark);
    padding: 0.5rem;
    display: block;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.sidebar-section a:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

.docs-main {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 900px;
}

.docs-content {
    line-height: 1.8;
}

.doc-section {
    margin-bottom: var(--spacing-xl);
}

.doc-section h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.doc-section h2 {
    font-size: 1.75rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.doc-section h3 {
    font-size: 1.25rem;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.lead {
    font-size: 1.25rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.doc-block {
    margin-bottom: var(--spacing-md);
}

.doc-block ul,
.doc-block ol {
    margin-left: var(--spacing-md);
    margin-top: var(--spacing-xs);
}

.doc-block li {
    margin-bottom: 0.5rem;
}

/* Code blocks */
.code-block {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.code-block pre {
    margin: 0;
    font-family: var(--font-mono);
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

/* Inline code */
code {
    background: var(--color-bg);
    padding: 0.2rem 0.4rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-primary);
}

/* Alerts */
.alert {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
    border-left: 4px solid;
}

.alert-info {
    background: #dbeafe;
    border-color: #3b82f6;
    color: #1e40af;
}

.alert-warning {
    background: #fef3c7;
    border-color: #f59e0b;
    color: #92400e;
}

/* API Endpoints */
.api-endpoint {
    background: var(--color-bg);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    border-left: 3px solid var(--color-primary);
}

.api-endpoint .method {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    margin-right: var(--spacing-xs);
}

.method-get {
    background: #10b981;
    color: white;
}

.method-post {
    background: #3b82f6;
    color: white;
}

.method-put {
    background: #f59e0b;
    color: white;
}

.method-delete {
    background: #ef4444;
    color: white;
}

.api-endpoint code {
    background: transparent;
    padding: 0;
    color: var(--color-dark);
}

.api-endpoint p {
    margin-top: var(--spacing-xs);
    color: var(--color-gray);
}

/* FAQ */
.faq-item {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.faq-item h3 {
    margin-bottom: var(--spacing-xs);
}

.faq-item p {
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
}

.faq-item ul,
.faq-item ol {
    margin-top: 0.5rem;
    margin-bottom: 0.75rem;
    padding-left: 2rem !important;
    list-style-position: outside;
}

.faq-item ul li,
.faq-item ol li {
    margin-bottom: 0.5rem;
    color: var(--color-gray);
    padding-left: 0.25rem;
}

/* Support options */
.support-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.support-option {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.support-option h3 {
    margin-bottom: var(--spacing-xs);
}

.support-option p {
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   Shop Pages
   ============================================ */

.shop-header {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.85) 100%), 
                url('/portfolio/assets/images/banner.png') center/cover no-repeat;
    color: var(--color-white);
    padding: calc(var(--spacing-xl) * 1.5) 0;
    text-align: center;
    margin-top: 0;
    position: relative;
    overflow: hidden;
}

.shop-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('/portfolio/assets/images/banner.png');
    background-size: cover;
    background-position: center;
    opacity: 0.12;
    filter: blur(2px) brightness(0.8);
    pointer-events: none;
}

.shop-header .container {
    position: relative;
    z-index: 1;
}

.shop-header h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 800;
    line-height: 1.2;
}

.shop-header h1.gold-text {
    background: linear-gradient(135deg, 
        #ffd700 0%, 
        #ffed4e 25%, 
        #d4af37 50%, 
        #ffd700 75%, 
        #f4e5b1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5)) 
            drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
    position: relative;
}

.shop-header h1.gold-text::before {
    content: 'B65 Premium Watch Faces';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, 
        #b8860b 0%, 
        #daa520 50%, 
        #8b6914 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
    z-index: -1;
    filter: blur(1px);
}

.shop-header p {
    font-size: 1.35rem;
    opacity: 0.98;
    max-width: 700px;
    margin: 0 auto;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
    font-weight: 400;
}

.shop-section {
    padding: var(--spacing-md) 0;
}

.shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.shop-card {
    background: linear-gradient(to center, #f5f5f5 0%, var(--color-white) 100%);
    border-radius: var(--radius-lg);
    border: 2px solid #1a1a1a;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-decoration: none;
    color: var(--color-dark);
    display: flex;
    flex-direction: column;
}

.shop-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    color: var(--color-dark);
    border-color: #000000;
}

.shop-card-image {
    position: relative;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    border-bottom: 1px solid #e0e0e0;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.shop-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.placeholder-img {
    font-size: 5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
}

.price-tag {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: rgba(255, 215, 0, 0.95);
    color: var(--color-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 800;
    font-size: 1.125rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.shop-card-content {
    padding: var(--spacing-md);
    background: #000000;
    text-align: center;
}

.shop-card-content h3 {
    font-size: 1.375rem;
    margin: 0;
    color: var(--color-white);
    font-weight: 700;
}

.shop-card-content p {
    display: none;
}

.shop-badges {
    display: none;
}

/* Ko-fi Support Section */
.kofi-support {
    background: var(--color-bg);
    padding: var(--spacing-lg) 0;
}

.kofi-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.kofi-card h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.kofi-card p {
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

/* Product Detail Page */
.product-detail {
    padding: var(--spacing-lg) 0;
}

.back-link {
    display: inline-block;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.back-link:hover {
    text-decoration: underline;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.product-images {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.product-main-image {
    background: radial-gradient(circle at center, var(--color-white) 0%, #f5f5f5 100%);
    border: 2px solid #1a1a1a;
    border-radius: var(--radius-lg);
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.03);
}

.placeholder-product-img {
    font-size: 8rem;
}

.product-thumbnails {
    display: flex;
    gap: var(--spacing-sm);
}

.thumbnail {
    background: radial-gradient(circle at center, var(--color-white) 0%, #f5f5f5 100%);
    border: 2px solid #1a1a1a;
    border-radius: var(--radius-md);
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    opacity: 0.8;
    transition: var(--transition);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.03);
}

.thumbnail {
    position: relative;
    overflow: hidden;
}

.thumbnail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumbnail-title {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 6px 8px;
    background: rgba(0,0,0,0.5);
    color: #fff;
    font-size: 0.75rem;
    text-align: center;
    backdrop-filter: blur(4px);
}

.thumbnail:hover,
.thumbnail.active {
    opacity: 1;
    box-shadow: var(--shadow-md);
}

.product-info-detail h1 {
    font-size: 2.5rem;
    margin-bottom: 0;
}

.product-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.product-price {
    display: inline-block;
    font-size: 1.5rem;
    color: var(--color-white);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    font-weight: 800;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-lg);
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.product-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.product-features-list,
.product-compatibility {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.product-features-list h3,
.product-compatibility h3 {
    margin-bottom: var(--spacing-sm);
}

.product-features-list ul {
    list-style: none;
}

.product-features-list li {
    margin-bottom: 0.5rem;
    padding-left: 0;
}

.product-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.product-description {
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.purchase-info-link {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.purchase-info-link p {
    margin: 0;
    font-size: 0.95rem;
}

.purchase-info-link a {
    color: #92400e;
    font-weight: 600;
    text-decoration: none;
}

.purchase-info-link a:hover {
    text-decoration: underline;
}

.product-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

/* Pour écrans mobiles, forcer 1 colonne */
@media (max-width: 640px) {
    .product-actions {
        grid-template-columns: 1fr;
    }
}

.action-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-white);
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-dark);
    transition: var(--transition);
    cursor: pointer;
}

.action-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    transform: translateX(4px);
}

.action-icon {
    width: 32px;
    height: 32px;
    margin-right: var(--spacing-sm);
    object-fit: contain;
    flex-shrink: 0;
}

.action-content {
    flex: 1;
}

.action-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0;
    color: var(--color-dark);
}

.action-content p {
    font-size: 0.9rem;
    color: var(--color-gray);
    margin: 0;
}

.store-links-compact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.store-links-compact a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.store-links-compact a:hover {
    text-decoration: underline;
}

.store-links-compact .link-label {
    font-weight: 600;
    color: var(--color-gray);
}

.store-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    padding: 0;
    background: transparent;
    border-radius: var(--radius-lg);
}

.store-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 2px solid #e5e7eb;
    background: var(--color-white);
    transition: var(--transition);
}

.store-item:hover {
    border-color: #d1d5db;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.store-item:first-child {
    border-color: #b8dae8;
}

.store-item:first-child:hover {
    border-color: #007dbc;
}

.store-item:last-child {
    border-color: #d4d1f7;
}

.store-item:last-child:hover {
    border-color: #635bff;
}

.store-badge {
    display: inline-block;
    width: 110px;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    text-align: center;
    white-space: nowrap;
    background: transparent;
    border: 1.5px solid currentColor;
}

.store-badge.garmin {
    color: #007dbc;
}

.store-badge.stripe {
    color: #635bff;
}

.store-product-link {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
    text-decoration: none;
    transition: var(--transition);
}

.store-product-link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.trial-badge {
    display: inline-block;
    background: #10b981;
    color: white;
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-left: auto;
    font-weight: 600;
}
    display: inline-block;
    background: #10b981;
    color: white;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-left: auto;
    font-weight: 600;
}

.trial-badge {
    display: inline-block;
    background: #10b981;
    color: white;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-left: auto;
    font-weight: 600;
}

.store-note {
    color: var(--color-gray);
    font-size: 0.875rem;
    margin: var(--spacing-sm) 0 0;
    padding-left: 0;
}

.product-description {
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.doc-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.product-note {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-md);
}

.product-note p {
    margin: 0;
    color: #92400e;
}

.product-additional {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.additional-section {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.additional-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.additional-section h3 {
    font-size: 1.2rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.additional-section h4 {
    font-size: 1.05rem;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.additional-section ol,
.additional-section ul {
    margin-left: var(--spacing-md);
}

.additional-section li {
    margin-bottom: 0.5rem;
}

.license-conditions {
    background: #f0f9ff;
    border-left: 4px solid #0ea5e9;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-xs);
}

.license-conditions ul {
    margin: 0;
    padding-left: var(--spacing-md);
}

.license-conditions li {
    color: #0c4a6e;
}

.related-products {
    background: var(--color-bg);
    padding: var(--spacing-xl) 0;
}

.related-products h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

/* ============================================
   Responsive
   ============================================ */

/* Tablets (768px - 1024px) */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .shop-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-images {
        position: static;
    }
}

/* Mobile devices (max-width: 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-xs: 0.5rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    /* Navigation */
    .navbar {
        padding: var(--spacing-sm) 0;
    }
    
    .nav-menu {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-sm);
        flex-wrap: wrap;
    }
    
    .nav-menu li a {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    /* Hero */
    .hero {
        height: 50vh;
        min-height: 400px;
        padding: var(--spacing-lg) 0;
    }
    
    .hero-bg {
        opacity: 0.12;
        filter: blur(4px);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    /* Shop Header */
    .shop-header h1 {
        font-size: 2rem;
    }
    
    .shop-header p {
        font-size: 0.95rem;
    }
    
    /* Docs Layout */
    .docs-layout {
        flex-direction: column;
    }
    
    .docs-sidebar {
        width: 100%;
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--color-gray-light);
        padding: var(--spacing-md);
    }
    
    .docs-main {
        margin-left: 0;
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .docs-content {
        padding: 0;
    }
    
    /* Shop Grid */
    .shop-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    /* Product Cards */
    .product-card {
        max-width: 100%;
    }
    
    /* Product Detail */
    .product-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .product-images {
        position: static;
    }
    
    .product-additional {
        grid-template-columns: 1fr;
    }
    
    /* Product Actions */
    .product-actions {
        grid-template-columns: 1fr;
    }
    
    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: var(--spacing-md);
    }
    
    /* FAQ Items */
    .faq-item {
        padding: var(--spacing-sm);
    }
    
    /* Doc Blocks */
    .doc-block {
        padding: var(--spacing-md);
    }
    
    .doc-section h1 {
        font-size: 1.75rem;
    }
    
    .doc-section h2 {
        font-size: 1.35rem;
    }
    
    .doc-section h3 {
        font-size: 1.15rem;
    }
    
    /* Footer */
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .footer-section {
        text-align: center;
    }
    
    /* Buttons */
    .btn-large {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 1rem;
    }
    
    /* Category Filters */
    .category-filters {
        gap: 0.5rem;
        padding: 0.25rem;
    }
    
    .filter-btn {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }
    
    .filter-btn .filter-count {
        min-width: 1.25rem;
        height: 1.25rem;
        font-size: 0.6875rem;
    }
}

/* Small mobile devices (max-width: 480px) */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .shop-header h1 {
        font-size: 1.75rem;
    }
    
    .product-card-title {
        font-size: 1rem;
    }
    
    .product-card-price {
        font-size: 1.1rem;
    }
    
    .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }
    
    .nav-menu li a {
        font-size: 0.85rem;
        padding: 0.375rem 0.625rem;
    }
    
    .doc-section h1 {
        font-size: 1.5rem;
    }
    
    .doc-section h2 {
        font-size: 1.25rem;
    }
    
    .faq-item h3 {
        font-size: 1rem;
    }
}

/* ============================================
   Contact Page
   ============================================ */

.contact-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.contact-info h2,
.contact-form-container h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-dark);
}

.contact-info p {
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius-lg);
    background: var(--color-bg);
}

.method-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.contact-method h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.contact-method p {
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-response {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

.form-response.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.form-response.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

/* ============================================
   Category Filters
   ============================================ */

.category-filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 3rem;
    padding: 0.5rem;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.125rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-dark);
    background: #ffffff;
    border: 2px solid #e5e7eb;
    border-radius: 2rem;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.filter-btn .filter-label {
    line-height: 1;
}

.filter-btn .filter-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.5rem;
    height: 1.5rem;
    padding: 0 0.375rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-gray);
    background: #f3f4f6;
    border-radius: 1rem;
    line-height: 1;
}

.filter-btn:hover {
    border-color: var(--color-primary);
    background: #f9fafb;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.filter-btn:hover .filter-label {
    color: var(--color-primary);
}

.filter-btn:hover .filter-count {
    background: var(--color-primary);
    color: var(--color-white);
}

.filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.filter-btn.active .filter-label {
    color: var(--color-white);
}

.filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.25);
    color: var(--color-white);
}

@media (max-width: 768px) {
    .category-filters {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }
    
    .filter-btn .filter-count {
        min-width: 1.25rem;
        height: 1.25rem;
        font-size: 0.6875rem;
    }
}

.form-response.loading {
    background: #e0e7ff;
    color: #3730a3;
    border: 1px solid var(--color-primary);
}