/* =============================================================================
   DENTAL ZONE - WEBSITE STYLES
   Matching app design system
   ============================================================================= */

/* CSS Variables - Matching App Design */
:root {
    /* Brand Colors */
    --dental-teal: #5DADE2;
    --deep-teal: #3498DB;
    --ocean-blue: #2E86AB;
    --royal-purple: #8E44AD;
    --deep-purple: #6C3483;
    --slate-silver: #7F8C8D;
    --dark-slate: #2C3E50;
    --cloud-white: #F8F9FA;
    --pure-white: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #5DADE2 0%, #8E44AD 100%);
    --gradient-purple: linear-gradient(135deg, #8E44AD 0%, #6C3483 100%);
    --gradient-teal: linear-gradient(135deg, #5DADE2 0%, #3498DB 100%);
    --gradient-bg: linear-gradient(135deg, #E8F6FC 0%, #F0E8F8 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-glow: 0 0 20px rgba(93, 173, 226, 0.3);
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(255, 255, 255, 0.3);
    
    /* Spacing */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Fonts */
    --font-primary: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-accent: 'Outfit', system-ui, sans-serif;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--gradient-bg);
    color: var(--dark-slate);
    min-height: 100vh;
    line-height: 1.6;
    padding: 0;
    margin: 0;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.logo {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.title {
    font-family: var(--font-accent);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.125rem;
    color: var(--slate-silver);
    font-weight: 500;
}

/* Language Toggle */
.lang-toggle {
    text-align: right;
    margin-bottom: 2rem;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.lang-toggle a {
    color: var(--deep-teal);
    text-decoration: none;
    margin: 0 0.5rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.lang-toggle a:hover {
    color: var(--royal-purple);
}

/* Content Card - Glassmorphism */
.content-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--glass-border);
    margin-bottom: 2rem;
}

/* Typography */
h1 {
    font-family: var(--font-accent);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--dark-slate);
    margin-bottom: 1rem;
    line-height: 1.2;
}

h2 {
    font-family: var(--font-accent);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--ocean-blue);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark-slate);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
    color: var(--dark-slate);
}

ul, ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.75rem;
    color: var(--dark-slate);
}

strong {
    color: var(--ocean-blue);
    font-weight: 600;
}

a {
    color: var(--deep-teal);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--royal-purple);
}

/* Links Section */
.links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.link-card {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.link-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    color: white;
}

/* Warning Box */
.warning {
    background: linear-gradient(135deg, #FFF3CD 0%, #FFE69C 100%);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin: 1.5rem 0;
    border-left: 4px solid #F39C12;
    box-shadow: var(--shadow-sm);
}

.warning strong {
    color: #856404;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 3rem;
    border-top: 1px solid rgba(0,0,0,0.1);
    color: var(--slate-silver);
    font-size: 0.875rem;
}

.footer small {
    display: block;
    margin-top: 0.5rem;
}

/* Contact Section */
.contact-section {
    background: var(--gradient-teal);
    color: white;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

.contact-section a {
    color: white;
    text-decoration: underline;
    font-weight: 600;
}

.contact-section a:hover {
    color: rgba(255,255,255,0.9);
}

/* Responsive Design */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 1rem;
    }
    
    .title {
        font-size: 2rem;
    }
    
    .content-card {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.25rem;
    }
    
    .links {
        grid-template-columns: 1fr;
    }
    
    .lang-toggle {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .title {
        font-size: 1.75rem;
    }
    
    .content-card {
        padding: 1.25rem;
    }
    
    .logo {
        font-size: 2.5rem;
    }
}

/* Smooth Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-card {
    animation: fadeIn 0.4s ease-out;
}