/**
 * FÖDIMA Checkout Design System
 * Modern, accessible, Apple-inspired interface
 */

:root {
    --primary: #007AFF;
    --primary-hover: #0062cc;
    --primary-active: #0051a8;
    --bg-color: #f2f2f7;
    --card-bg: #ffffff;
    --text-main: #1c1c1e;
    --text-secondary: #48484a;
    --text-muted: #8e8e93;
    --border: #c6c6c8;
    --border-light: #e5e5ea;
    --success: #34c759;
    --error: #ff3b30;
    --focus-ring: rgba(0, 122, 255, 0.35);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    padding: 1.5rem 1rem;
    line-height: 1.5;
}

.container {
    max-width: 620px;
    margin: 1.5rem auto 3rem auto;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 0 0.5rem;
}

.header-text {
    text-align: left;
}

.header-text h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 0.25rem;
    color: var(--text-main);
}

.header-text p {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin: 0;
}

.header-logo {
    max-height: 70px;
    object-fit: contain;
}

/* Section Titles */
.section-title {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    margin: 1.75rem 0 0.5rem 0.75rem;
    letter-spacing: 0.5px;
}

/* Form Group List */
.form-group-list {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.form-group {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    border-bottom: 1px solid var(--border-light);
    min-height: 48px;
    transition: var(--transition);
}

.form-group:last-child {
    border-bottom: none;
}

.form-group:focus-within {
    background-color: #fafafa;
}

.form-group > label, .label-text {
    width: 35%;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-right: 1rem;
}

.required-asterisk {
    color: var(--primary);
    margin-left: 2px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="number"] {
    width: 65%;
    border: none;
    outline: none;
    font-size: 0.95rem;
    font-family: inherit;
    padding: 0.85rem 0;
    background: transparent;
    color: var(--text-main);
}

.form-group input::placeholder {
    color: #c7c7cc;
}

.form-group input:focus-visible {
    outline: none;
}

.form-group.checkbox-row {
    justify-content: space-between;
    padding: 0.85rem 1rem;
    cursor: pointer;
}

/* Apple Switch Style Checkbox */
.switch {
    position: relative;
    display: inline-block;
    width: 51px;
    height: 31px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #e5e5ea;
    transition: var(--transition);
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 27px;
    width: 27px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: var(--transition);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

input:checked + .slider {
    background-color: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

input:focus-visible + .slider {
    box-shadow: 0 0 0 3px var(--focus-ring);
}

#rechnungsadresse {
    display: none;
}

/* Catalog & Mini-Webshop Styles */
.catalog-notice {
    background: #eef2ff;
    border: 1px solid #c7d2fe;
    border-radius: var(--radius-md);
    padding: 0.85rem 1.15rem;
    margin-bottom: 1.5rem;
    font-size: 0.88rem;
    color: #3730a3;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    line-height: 1.45;
}

.catalog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

@media (min-width: 580px) {
    .catalog-grid {
        grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    }
}

.catalog-card {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    text-align: left;
}

.catalog-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.catalog-card-header {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 0.85rem;
}

.catalog-thumb {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    object-fit: contain;
    background: #f8fafc;
    border: 1px solid var(--border-light);
    padding: 4px;
    flex-shrink: 0;
}

.catalog-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.2rem;
}

.catalog-card .subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.catalog-card .desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.catalog-card-footer {
    display: flex;
    width: 100%;
    padding-top: 0.85rem;
    border-top: 1px solid var(--border-light);
}

.btn-select-product {
    width: 100% !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.95rem 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    box-sizing: border-box;
}

.catalog-card:hover .btn-select-product {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-back-catalog {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.4rem 0.6rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    margin-bottom: 1rem;
}

.btn-back-catalog:hover {
    background: rgba(0, 122, 255, 0.08);
}

/* Product Card */
.product-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.product-image {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    object-fit: contain;
    background: #f9f9fb;
}

.product-info {
    flex-grow: 1;
}

.product-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
    color: var(--text-main);
}

.product-info p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.product-price {
    font-size: 1.05rem;
    color: var(--text-main);
    font-weight: 600;
    margin-top: 0.35rem;
}

/* Quantity Controls */
.qty-controls {
    display: flex;
    align-items: center;
    background: var(--bg-color);
    border-radius: var(--radius-md);
    padding: 0.25rem;
    border: 1px solid var(--border-light);
}

.qty-controls button {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.3rem;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.qty-controls button:hover {
    background: rgba(0, 122, 255, 0.1);
}

.qty-controls button:active {
    opacity: 0.6;
    transform: scale(0.92);
}

.qty-input {
    width: 44px;
    text-align: center;
    border: none;
    background: transparent;
    font-size: 1.05rem;
    font-weight: 600;
    outline: none;
    color: var(--text-main);
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Summary List */
.summary-list {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 0.5rem 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.95rem;
    color: var(--text-main);
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.15rem;
    padding: 1rem 0 0.5rem 0;
}

.summary-row.total span:last-child {
    color: var(--primary);
}

.price-tax-hint {
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: -0.75rem;
    margin-bottom: 1.75rem;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    background: var(--primary);
    color: white;
    border: none;
    padding: 1.1rem 1.5rem;
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.submit-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.submit-btn:active:not(:disabled) {
    background: var(--primary-active);
    transform: translateY(0);
}

.submit-btn:disabled {
    background: #d1d5db;
    color: #9ca3af;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.submit-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Footnotes & Legal */
.order-footnote {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    text-align: center;
    line-height: 1.45;
}

.legal-footer {
    margin-top: 2.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-light);
    padding-top: 1.25rem;
}

.legal-footer a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 0.5rem;
    transition: var(--transition);
}

.legal-footer a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 540px) {
    .container {
        margin-top: 0.5rem;
    }
    
    .form-group {
        flex-direction: column;
        align-items: flex-start;
        padding: 0.75rem 1rem;
        min-height: auto;
    }

    .form-group > label, .label-text {
        width: 100%;
        padding-bottom: 0.25rem;
    }

    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="number"] {
        width: 100%;
        padding: 0.25rem 0;
    }

    .form-group.checkbox-row {
        flex-direction: row;
        align-items: center;
    }
}