/* Spin99 Asia - Main Stylesheet */

:root {
    --color-primary: #0066cc;
    --color-secondary: #ff6600;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-light: #f5f5f5;
    --color-border: #e0e0e0;
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
}

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

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header */
.header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.logo__img {
    height: 40px;
    width: auto;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav__link {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: color 0.3s;
}

.nav__link:hover {
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero__title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.hero__subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero__cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

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

.btn--primary:hover {
    background: var(--color-bg-light);
    transform: translateY(-2px);
}

.btn--secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn--link {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background: var(--color-bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
    background: var(--color-text);
    color: white;
    padding: var(--spacing-md) 0;
    text-align: center;
}

.footer__links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.footer__link {
    color: white;
    text-decoration: none;
}

.footer__link:hover {
    text-decoration: underline;
}

.footer__copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__subtitle {
        font-size: 1.2rem;
    }
    
    .nav__list {
        display: none;
    }
}