/* Dog Names Generator - Modern CSS Styles */

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

:root {
    --primary-color: #4A90E2;
    --primary-dark: #357ABD;
    --secondary-color: #50C878;
    --accent-color: #FF6B6B;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #F8F9FA;
    --card-bg: #FFFFFF;
    --border-color: #E0E0E0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 0;
    text-align: center;
    box-shadow: var(--shadow);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

header .tagline {
    font-size: 1.2rem;
    opacity: 0.95;
}

/* Main Content */
main {
    padding: 40px 0;
}

section {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--text-color);
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 10px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.section-description {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

/* Status Info */
.status-info {
    background: #E8F4F8;
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    margin-bottom: 25px;
    border-radius: 4px;
}

.status-info p {
    margin: 5px 0;
}

.premium-notice {
    color: var(--accent-color);
    font-weight: 600;
}

.premium-active {
    color: var(--secondary-color);
    font-weight: 600;
}

.donate-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

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

/* Dimensions Selection */
.dimensions-selection {
    margin-bottom: 30px;
}

.dimensions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.dimension-card {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    background: var(--bg-color);
    transition: all 0.3s ease;
}

.dimension-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.dimension-card h4 {
    margin-bottom: 10px;
    color: var(--text-color);
    font-size: 1rem;
}

.dimension-select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background: white;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.dimension-select:hover {
    border-color: var(--primary-color);
}

.dimension-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* Generate Section */
.generate-section {
    text-align: center;
    margin: 30px 0;
}

.btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-primary:disabled {
    background: #CCC;
    cursor: not-allowed;
    opacity: 0.6;
}

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

.btn-donate:hover:not(:disabled) {
    background: #45B569;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.generate-info {
    margin-top: 10px;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Results Section */
.results-section {
    margin-top: 30px;
}

.names-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.generated-name-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.generated-name-card:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-hover);
}

.generated-name-card.copied {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #45B569 100%);
}

/* Preset Names Section */
.category-group {
    margin-bottom: 40px;
}

.category-title {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.names-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
}

.name-card {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    background: var(--bg-color);
    transition: all 0.3s ease;
}

.name-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.name-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.name-meaning {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

/* Donate Section */
.donate-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.donate-options {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.donate-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    min-width: 300px;
    transition: transform 0.3s ease;
}

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

.donate-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin: 20px 0;
}

.benefits {
    list-style: none;
    text-align: left;
    margin: 20px 0;
}

.benefits li {
    padding: 10px 0;
    color: var(--text-color);
}

/* Error Message */
.error-message {
    background: #FFE5E5;
    border: 2px solid var(--accent-color);
    color: #D32F2F;
    padding: 15px;
    border-radius: 6px;
    margin-top: 20px;
    font-weight: 600;
}

/* Footer */
footer {
    background: #2C3E50;
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 50px;
}

footer p {
    margin: 5px 0;
}

/* Payment Result Page */
.payment-result {
    max-width: 600px;
    margin: 50px auto;
    padding: 30px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.payment-result.success {
    border-top: 5px solid var(--secondary-color);
}

.payment-result.error {
    border-top: 5px solid var(--accent-color);
}

.payment-result h2 {
    margin-bottom: 20px;
}

.payment-result p {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .dimensions-grid {
        grid-template-columns: 1fr;
    }
    
    .names-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    section {
        padding: 20px;
    }
}

/* SEO Optimization - Hidden but accessible */
.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;
}