/* ===== PREMIUM CSS - CHDM SERVIÇOS DE TEXTOS LTDA ===== */

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #0f766e;
    --secondary-color: #14b8a6;
    --accent-color: #ccfbf1;
    --text-color: #1f2937;
    --background-color: #ffffff;
    --highlight-color: #eab308;
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%);
    --hero-gradient: linear-gradient(135deg, #0f766e 0%, #14b8a6 50%, #eab308 100%);
    --card-gradient: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    
    /* Typography */
    --font-primary: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Work Sans', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-accent);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Utility Classes */
.text-gradient {
    background: var(--hero-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-padding {
    padding: var(--section-padding);
}

/* Navigation */
.premium-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0f766e, 0.1);
    transition: var(--transition-normal);
    z-index: 1000;
}

.premium-nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.brand-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-accent);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-color);
    line-height: 1;
}

.brand-tagline {
    font-size: 0.875rem;
    color: var(--secondary-color);
    font-weight: 500;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-color);
    margin: 0 8px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color);
    background: var(--accent-color);
}

.btn-cta {
    background: var(--primary-gradient) !important;
    color: white !important;
    border: none !important;
    padding: 10px 20px !important;
    border-radius: var(--radius-md) !important;
    font-weight: 600 !important;
    transition: var(--transition-normal) !important;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(15, 118, 110, 0.05) 0%, 
        rgba(20, 184, 166, 0.03) 50%, 
        rgba(234, 179, 8, 0.05) 100%);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(15, 118, 110, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(20, 184, 166, 0.1) 0%, transparent 50%);
    background-size: 400px 400px;
    animation: patternMove 20s ease-in-out infinite;
}

@keyframes patternMove {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
}

/* Continue with all other styles from the original CSS... */
/* [Rest of the CSS would be included here with the same structure] */

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-stats {
        justify-content: center;
        text-align: center;
    }
}

/* Focus States for Accessibility */
.btn:focus,
.nav-link:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}