/* ============================================
   EDS Graphics Design - Modern Elegant Styles
   ============================================ */

:root {
    --primary: #2d3436;
    --primary-light: #636e72;
    --primary-lighter: #95a5a6;
    --accent: #e84393;
    --accent-light: #ff6b9d;
    --success: #00b894;
    --warning: #fdcb6e;
    --danger: #d63031;
    --light: #f5f6fa;
    --lighter: #ecf0f1;
    --white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 0.5rem;
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--primary);
    background-color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: 1rem;
}

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

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

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.container-md {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ===== Grid ===== */
.row {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
}

.col-12 { grid-column: span 12; }
.col-11 { grid-column: span 11; }
.col-10 { grid-column: span 10; }
.col-9 { grid-column: span 9; }
.col-8 { grid-column: span 8; }
.col-7 { grid-column: span 7; }
.col-6 { grid-column: span 6; }
.col-5 { grid-column: span 5; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }
.col-2 { grid-column: span 2; }
.col-1 { grid-column: span 1; }

/* ===== Header & Navigation ===== */
header {
    background: var(--white);
    border-bottom: 1px solid var(--lighter);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--primary);
    font-weight: 500;
    transition: var(--transition);
}

nav a:hover {
    color: var(--accent);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    text-decoration: none;
    font-size: 1rem;
}

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

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

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

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

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

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

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

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

.btn-block {
    width: 100%;
    display: block;
}

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

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

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--lighter);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(232, 67, 147, 0.1);
}

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

.form-check {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: auto;
    margin-right: 0.5rem;
    cursor: pointer;
}

.form-error {
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.form-success {
    color: var(--success);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ===== Cards ===== */
.card {
    background: var(--white);
    border: 1px solid var(--lighter);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.card-header {
    padding: 1.5rem;
    background: var(--light);
    border-bottom: 1px solid var(--lighter);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1.5rem;
    background: var(--light);
    border-top: 1px solid var(--lighter);
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 6rem 1rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* ===== Section ===== */
section {
    padding: 4rem 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    margin-bottom: 0.5rem;
}

.section-title p {
    color: var(--primary-lighter);
    font-size: 1.125rem;
}

/* ===== Grid Items ===== */
.product-grid,
.service-grid,
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-item,
.service-item,
.portfolio-item {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.product-item:hover,
.service-item:hover,
.portfolio-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.product-image,
.service-image,
.portfolio-image {
    width: 100%;
    height: 250px;
    background: var(--light);
    overflow: hidden;
}

.product-image img,
.service-image img,
.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-item:hover .product-image img,
.service-item:hover .service-image img,
.portfolio-item:hover .portfolio-image img {
    transform: scale(1.05);
}

.product-info,
.service-info,
.portfolio-info {
    padding: 1.5rem;
}

.product-name,
.service-name,
.portfolio-title {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1rem;
}

/* ===== Cart ===== */
.cart-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}

.cart-table th {
    background: var(--light);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--lighter);
}

.cart-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--lighter);
}

.cart-summary {
    background: var(--light);
    padding: 2rem;
    border-radius: var(--radius);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--lighter);
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: 700;
    border: none;
    color: var(--accent);
}

/* ===== Footer ===== */
footer {
    background: var(--primary);
    color: var(--white);
    padding: 3rem 1rem 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    display: block;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

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

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

/* ===== Utilities ===== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.px-1 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2 { padding-left: 1rem; padding-right: 1rem; }
.py-1 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2 { padding-top: 1rem; padding-bottom: 1rem; }

.text-muted {
    color: var(--primary-lighter);
}

.text-accent {
    color: var(--accent);
}

.bg-light {
    background-color: var(--light);
}

/* ===== Alerts ===== */
.alert {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.alert-success {
    background: rgba(0, 184, 148, 0.1);
    color: var(--success);
    border: 1px solid var(--success);
}

.alert-error {
    background: rgba(214, 48, 49, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.alert-warning {
    background: rgba(253, 203, 110, 0.1);
    color: var(--warning);
    border: 1px solid var(--warning);
}

/* ===== GDPR Consent ===== */
.gdpr-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary);
    color: var(--white);
    padding: 1.5rem;
    z-index: 99;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.2);
}

.gdpr-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.gdpr-text {
    flex: 1;
}

.gdpr-actions {
    display: flex;
    gap: 1rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    
    .hero {
        padding: 4rem 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    nav ul {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .product-grid,
    .service-grid,
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .gdpr-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .summary-row {
        flex-direction: column;
    }
    
    .col-md-12 { grid-column: span 12; }
    .col-md-6 { grid-column: span 6; }
    .col-md-4 { grid-column: span 4; }
}

@media (max-width: 640px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }
    
    .product-grid,
    .service-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .col-6, .col-4, .col-8 {
        grid-column: span 12;
    }
}

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

/* Focus visible for keyboard navigation */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}