/* Base Styles and Variables */
:root {
    --color-background-light: #fdfdfd;
    --color-background-accent: #e0f7fa;
    --color-primary: #004d40;
    --color-secondary: #26a69a;
    --color-text: #333;
    --color-text-light: #666;
    --color-border: #ccc;
    --color-input-border: #bbb;
    --card-radius: 0.75rem;
    --spacing-grid: 1rem;
    --input-padding: 0.6em;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(to bottom, var(--color-background-light), var(--color-background-accent));
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-description {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

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

ul {
    list-style: none;
}

section {
    padding: 5rem 0;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: var(--card-radius);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8em 1.5em;
    border-radius: var(--card-radius);
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
    border: none;
}

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

.btn.primary:hover {
    background-color: #00352c;
}

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

.btn.secondary:hover {
    background-color: #1e8a7e;
}

/* Form Elements */
input, select, textarea {
    width: 100%;
    padding: var(--input-padding);
    border: 1px solid var(--color-input-border);
    border-radius: var(--card-radius);
    font-family: inherit;
    font-size: 1rem;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

/* Card Design */
.card {
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    padding: 1.5rem;
    height: 100%;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.cookie-content p {
    flex: 1;
}

/* Header Styles */
header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    width: 60px;
    height: 30px;
}

.site-name {
    font-weight: bold;
    font-size: 1.5rem;
    margin-left: 0.5rem;
    color: var(--color-primary);
}

nav ul {
    display: flex;
    gap: 1.5rem;
}

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

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

/* Hero Section */
.hero {
    padding-top: 2rem;
    padding-bottom: 4rem;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-grid);
    align-items: center;
}

.hero-content {
    padding-right: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-image img {
    border-radius: var(--card-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Service Grid Section */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-grid);
}

.card-icon {
    margin-bottom: 1rem;
}

.card-icon img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.card p {
    color: var(--color-text-light);
    margin-bottom: 1rem;
}

.card-link {
    font-weight: 500;
    display: inline-block;
    margin-top: auto;
}

/* Benefits Section */
.benefits-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.benefit-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--color-secondary);
    line-height: 1;
}

.benefit-content h3 {
    margin-bottom: 0.5rem;
}

/* Coverage Map Section */
.map-container {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-grid);
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    overflow: hidden;
    background-color: white;
}

.map-sidebar {
    padding: 1.5rem;
    border-right: 1px solid var(--color-border);
}

.route-list {
    margin-bottom: 2rem;
}

.route-list li {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.route-number {
    background-color: var(--color-secondary);
    color: white;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 1rem;
}

.recharge-points {
    background-color: var(--color-background-accent);
    padding: 1rem;
    border-radius: var(--card-radius);
}

.recharge-points h4 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.recharge-points p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.map-visual {
    position: relative;
}

.map-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 0;
}

.map-overlay {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 0.75rem;
    border-radius: var(--card-radius);
}

.map-legend {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.legend-item {
    display: flex;
    align-items: center;
}

.color-dot {
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.color-dot.green {
    background-color: #4CAF50;
}

.color-dot.blue {
    background-color: #2196F3;
}

.color-dot.red {
    background-color: #F44336;
}

/* Card Form Section */
.form-container {
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    padding: 2rem;
}

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

.form-group {
    margin-bottom: 1.5rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.form-terms {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-terms input[type="checkbox"] {
    width: auto;
}

/* Balance Checker Section */
.checker-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-grid);
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    overflow: hidden;
}

.balance-form {
    padding: 2rem;
    border-right: 1px solid var(--color-border);
}

.balance-form .btn {
    margin-top: 1rem;
}

.balance-result {
    padding: 2rem;
}

.card-preview {
    background: linear-gradient(135deg, #26a69a, #004d40);
    color: white;
    border-radius: var(--card-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.card-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.card-logo {
    display: flex;
    align-items: center;
}

.mini-logo {
    width: 40px;
    height: 20px;
    margin-right: 0.5rem;
}

.card-type {
    font-size: 0.9rem;
    opacity: 0.8;
}

.card-number {
    font-size: 1.2rem;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.card-balance {
    margin-bottom: 1.5rem;
}

.balance-label {
    display: block;
    font-size: 0.8rem;
    opacity: 0.8;
    margin-bottom: 0.25rem;
}

.balance-amount {
    font-size: 1.5rem;
    font-weight: bold;
}

.card-user {
    font-size: 0.9rem;
    opacity: 0.8;
}

.transaction-history h3 {
    margin-bottom: 1rem;
}

.no-data {
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: 1.5rem;
}

.recharge-prompt {
    background-color: var(--color-background-accent);
    padding: 1rem;
    border-radius: var(--card-radius);
    margin-top: 1.5rem;
}

.recharge-prompt p {
    margin-bottom: 1rem;
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-question {
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.faq-answer {
    padding: 0 0 1.5rem;
    display: none;
}

.faq-answer.active {
    display: block;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-grid);
}

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

.contact-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.contact-map {
    border-radius: var(--card-radius);
    overflow: hidden;
}

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

/* Footer */
footer {
    background-color: var(--color-primary);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-logo .logo {
    filter: brightness(0) invert(1);
}

.footer-logo span {
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    margin-left: 0.5rem;
}

.footer-col h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

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

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-col a:hover {
    color: white;
}



.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-content {
        padding-right: 0;
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .map-container,
    .checker-container,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .map-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }
    
    .balance-form {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        padding: 1rem 0;
    }
    
    .logo-container {
        margin-bottom: 1rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
}