:root {
    --font-main: 'Noto Sans Thai', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;

    --color-bg: #FFFFFF;
    --color-text: #050505;
    --color-text-secondary: #666666;
    --color-accent: #000000;
    --color-gray-bg: #F7F7F7;
    --color-border: #E8E8E8;

    --spacing-container: 1080px;
    --spacing-mobile: 20px;

    --radius-card: 12px;
    --radius-btn: 6px;
}

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

body {
    font-family: var(--font-main);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

.container-narrow {
    max-width: 720px;
    margin: 0 auto;
}

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

.text-white {
    color: white;
}

.text-large {
    font-size: 1.2rem;
    margin: 24px 0;
    opacity: 0.9;
}

.bg-black {
    background: #000;
}

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

.navbar {
    padding: 20px 0;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--color-border);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-icon-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: cover;
}

.hero-image-wrapper {
    margin-top: 40px;
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
}

.hero-image {
    max-width: 100%;
    height: auto;
    display: block;
}

.hero-screenshots {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 60px;
    flex-wrap: wrap;
}

.screenshot-wrapper {
    flex: 0 0 auto;
}

.screenshot-img {
    width: 200px;
    height: 433px;
    object-fit: cover;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--color-border);
    background: var(--color-gray-bg);
}

.screenshots-section {
    padding: 80px 0;
}

.screenshots-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.screenshot-item {
    text-align: center;
}

.screenshot-large {
    width: 220px;
    height: 476px;
    object-fit: cover;
    border-radius: 28px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--color-border);
    background: white;
}

.screenshot-label {
    margin-top: 16px;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.privacy-screenshot {
    width: 260px;
    height: 562px;
    object-fit: cover;
    border-radius: 32px;
    box-shadow: 0 30px 100px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--color-border);
    background: var(--color-gray-bg);
}

.img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
    color: #999;
    font-size: 0.85rem;
    text-align: center;
    padding: 20px;
}

.screenshot-img,
.screenshot-large,
.privacy-screenshot,
.logo-icon-img {
    background: linear-gradient(135deg, #f5f5f5 0%, #ebebeb 100%);
}

.logo-icon-img {
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-accent);
    color: white;
    padding: 10px 20px;
    border-radius: var(--radius-btn);
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.2s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    opacity: 0.9;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1.1rem;
}

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

.btn-white {
    background: white;
    color: black;
}

.hero-section {
    padding: 100px 0 80px;
}

.badge {
    display: inline-block;
    background: var(--color-gray-bg);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    font-weight: 500;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.cta-group {
    margin: 32px 0;
}

.sub-cta-text {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-top: 16px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 60px;
}

.stat-item {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.section {
    padding: 80px 0;
}

.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.2rem;
    letter-spacing: -1px;
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin-top: 12px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.align-center {
    align-items: center;
}

.card {
    padding: 32px;
    border-radius: var(--radius-card);
    transition: transform 0.2s;
}

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

.card h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.card-dark {
    background: #1A1A1A;
    border: 1px solid #333;
}

.card-dark h3 {
    color: white;
}

.card-dark p {
    color: #aaa;
}

.solution-section h2 {
    color: white;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.banks-slider-wrapper {
    overflow: hidden;
    width: 100%;
    padding: 20px 0;
    max-width: var(--spacing-container);
    margin: 0 auto;
    position: relative;
}

.banks-slider-wrapper::before,
.banks-slider-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    z-index: 10;
    pointer-events: none;
}

.banks-slider-wrapper::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg) 0%, transparent 100%);
}

.banks-slider-wrapper::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg) 0%, transparent 100%);
}

.banks-slider {
    display: flex;
    gap: 24px;
    animation: slideLeft 30s linear infinite;
    width: max-content;
}

.banks-slider:hover {
    animation-play-state: paused;
}

@keyframes slideLeft {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.bank-slide {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px;
    background: transparent;
    border: none;
    transition: all 0.3s;
    min-width: auto;
}

.bank-slide:hover {
    transform: translateY(-4px);
}

.bank-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
    border-radius: 14px;
}

.bank-name {
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
    color: var(--color-text);
}

.banks-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.bank-item {
    background: var(--color-gray-bg);
    padding: 20px 16px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: all 0.2s;
}

.bank-item:hover {
    border-color: var(--color-accent);
}

.bank-name {
    font-size: 0.9rem;
    font-weight: 500;
}

.privacy-section h2 {
    margin: 16px 0;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.privacy-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    background: #1A1A1A;
    border-radius: 40px;
    padding: 40px 30px;
    border: 3px solid #333;
    max-width: 280px;
}

.phone-content {
    text-align: center;
}

.shield-icon {
    font-size: 4rem;
    margin-bottom: 16px;
}

.privacy-text {
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.5;
}

.feature-card {
    padding: 32px;
    background: var(--color-gray-bg);
    border-radius: var(--radius-card);
}

.feature-card h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

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

/* Step cards for How It Works section */
.step-card {
    text-align: center;
    padding: 40px 24px;
    background: white;
    border-radius: var(--radius-card);
    border: 1px solid var(--color-border);
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--color-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 24px;
}

.step-card h3 {
    margin-bottom: 16px;
    font-size: 1.3rem;
}

.step-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.reviews-section .section-header h2 {
    color: var(--color-text);
}

.review-card {
    background: white;
    padding: 28px;
    border-radius: var(--radius-card);
    border: 1px solid var(--color-border);
}

.review-rating {
    margin-bottom: 16px;
}

.review-text {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--color-text);
}

.review-author {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 600;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.faq-item h3 {
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.faq-item p {
    color: var(--color-text-secondary);
}

.footer-cta {
    padding: 100px 0 60px;
}

.goat-mascot {
    font-size: 5rem;
    margin-bottom: 24px;
}

.footer-cta h2 {
    color: white;
    margin-bottom: 16px;
}

.footer-cta p {
    color: #aaa;
}

.footer-credit {
    color: #666;
    font-size: 0.9rem;
    margin-top: 60px;
}

.footer-credit a {
    transition: opacity 0.2s;
}

.footer-credit a:hover {
    opacity: 0.7;
}

/* Privacy Page Styles */
.privacy-main {
    padding: 60px 0 100px;
    background: var(--color-bg);
}

.privacy-container {
    max-width: 720px;
    margin: 0 auto;
}

.privacy-header {
    text-align: center;
    margin-bottom: 60px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}

.privacy-header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.last-updated {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.privacy-content {
    font-size: 1.05rem;
    line-height: 1.8;
}

.privacy-section {
    margin-bottom: 48px;
}

.privacy-section:last-child {
    margin-bottom: 0;
}

.privacy-section h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text);
}

.privacy-section p {
    margin-bottom: 16px;
    color: var(--color-text-secondary);
}

.privacy-section p:last-child {
    margin-bottom: 0;
}

.privacy-intro {
    font-size: 1.1rem;
    color: var(--color-text) !important;
    font-weight: 400;
}

.privacy-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.privacy-list li {
    padding-left: 24px;
    position: relative;
    margin-bottom: 12px;
    color: var(--color-text-secondary);
}

.privacy-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-text);
    font-weight: 700;
}

.contact-cta {
    margin-top: 32px;
    text-align: center;
}

/* Footer Styles */
.footer {
    background: var(--color-gray-bg);
    padding: 60px 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.footer-links {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-bottom: 32px;
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--color-text);
}

.footer-copy {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .btn-sm {
        display: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .hero-screenshots {
        gap: 16px;
        margin-top: 40px;
    }

    .hero-image-wrapper {
        margin-top: 24px;
        margin-bottom: 16px;
    }

    .screenshot-img {
        width: 140px;
        height: 303px;
        border-radius: 16px;
    }

    .screenshot-large {
        width: 160px;
        height: 346px;
        border-radius: 20px;
    }

    .screenshots-grid {
        gap: 24px;
    }

    .privacy-screenshot {
        width: 180px;
        height: 389px;
        border-radius: 24px;
    }

    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .banks-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .bank-slide {
        min-width: 120px;
        padding: 16px 20px;
    }

    .bank-logo {
        width: 48px;
        height: 48px;
    }

    .bank-name {
        font-size: 0.8rem;
    }

    .nav-links {
        display: none !important;
    }

    .step-card {
        padding: 28px 20px;
    }

    .step-number {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }

    .privacy-visual {
        margin-top: 40px;
    }

    .section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .privacy-main {
        padding-top: 40px;
        padding-bottom: 40px;
    }

    .privacy-header h1 {
        font-size: 1.75rem;
    }

    .privacy-section h2 {
        font-size: 1.1rem;
    }

    .privacy-content {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .banks-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-title {
        font-size: 2rem;
    }
}