/* ============================================
   GLOBAL STYLES - WEBCAREX
   ============================================ */

/* CSS Variables */
:root {
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-section: #121212;
    --text-white: #ffffff;
    --text-light: #f5f5f5;
    --text-gray: #b0b0b0;
    --gradient-x-1-start: #00d4ff;
    --gradient-x-1-mid: #7b2cbf;
    --gradient-x-1-end: #1e3a8a;
    --gradient-x-2-start: #ff6b35;
    --gradient-x-2-mid: #d63384;
    --gradient-x-2-end: #dc2626;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-gray);
}

a {
    color: var(--text-light);
    transition: color 0.3s ease;
}

/* Container */
.container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-gradient {
    background: linear-gradient(
        135deg,
        var(--gradient-x-1-start),
        var(--gradient-x-2-start)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section {
    padding: 5rem 0;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    color: #ffffff;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
    cursor: pointer;
}

.whatsapp-float:hover {
    background: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
    transform: scale(0.95);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: #ffffff;
}

/* Pulse Animation */
@keyframes pulse {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.8), 0 0 0 10px rgba(37, 211, 102, 0.1);
    }
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
}

.whatsapp-float {
    animation: pulse 2s infinite;
}

/* Responsive Typography */
@media screen and (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .whatsapp-float {
        width: 56px;
        height: 56px;
        bottom: 15px;
        right: 15px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}