/* 
   Modern Design System 
   Focus: Ultra-Vibrant, Premium, Glassmorphism, Clean Typography
*/

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Ultra Vibrant & Energetic */
    --primary: #4f46e5; /* Vivid Indigo/Blue */
    --primary-light: #6366f1;
    --accent: #ff4d00; /* Neon Orange */
    --accent-glow: rgba(255, 77, 0, 0.5);
    --accent-gradient: linear-gradient(135deg, #ff4d00 0%, #ff9d00 100%);
    --secondary: #0ea5e9; /* Sky Blue */
    --success: #10b981;
    --danger: #ff0055;
    --warning: #facc15;
    
    /* Backgrounds */
    --bg-main: #fcfcfd;
    --bg-surface: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.88);
    --bg-glass-dark: rgba(15, 23, 42, 0.92);
    
    /* Typography */
    --font-main: 'Outfit', sans-serif;
    --text-main: #0f172a;
    --text-muted: #475569;
    --text-white: #ffffff;
    
    /* Spacing & Borders */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --radius-xl: 36px;
    --shadow-premium: 0 20px 40px -15px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset & Base */
body {
    font-family: var(--font-main);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Glassmorphism Utilities */
.glass-effect {
    background: var(--bg-glass);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-premium);
}

.glass-dark {
    background: var(--bg-glass-dark);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-white);
}

/* Premium Buttons */
.btn-premium {
    background: var(--accent-gradient);
    color: white;
    border-radius: var(--radius-md);
    padding: 14px 32px;
    font-weight: 800;
    transition: var(--transition-base);
    border: none;
    box-shadow: 0 10px 25px -5px var(--accent-glow);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    display: inline-block;
}

.btn-premium:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 15px 35px -5px var(--accent-glow);
    color: white;
    filter: saturate(1.2) brightness(1.1);
}

/* Modern Header */
.modern-header {
    padding: 18px 0;
    transition: var(--transition-base);
    z-index: 1000;
}

.modern-header.scrolled {
    padding: 12px 0;
    background: var(--bg-glass-dark);
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.modern-header nav a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition-fast);
    position: relative;
    font-size: 15px;
}

.modern-header.scrolled nav a {
    color: white;
}

.modern-header nav a:hover {
    color: var(--accent);
}

.modern-header nav a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 10px;
    transition: var(--transition-fast);
}

.modern-header nav a:hover::after {
    width: 100%;
}

/* Floating Navigation Bar (Mobile) */
.floating-nav {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 92%;
    max-width: 420px;
    height: 75px;
    background: var(--bg-glass-dark);
    backdrop-filter: blur(25px);
    border-radius: 25px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0 20px;
    z-index: 9999;
    box-shadow: 0 15px 40px rgba(0,0,0,0.45);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.floating-nav a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 11px;
    font-weight: 600;
    transition: var(--transition-base);
}

.floating-nav a.active, .floating-nav a:hover {
    color: var(--accent);
    transform: translateY(-8px) scale(1.1);
}

.floating-nav a i {
    font-size: 24px;
    margin-bottom: 5px;
    text-shadow: 0 0 10px rgba(255, 77, 0, 0.3);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 120px;
    right: 30px;
    width: 70px;
    height: 70px;
    background-color: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 38px;
    box-shadow: 0 10px 30px var(--accent-glow);
    z-index: 9999;
    transition: var(--transition-base);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.15) rotate(10deg);
    color: white;
    box-shadow: 0 15px 40px var(--accent-glow);
    filter: saturate(1.2);
}

.whatsapp-float::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: var(--accent);
    border-radius: 50%;
    z-index: -1;
    animation: pulse-neon 2s infinite;
}

@keyframes pulse-neon {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 77, 0, 0.8); }
    70% { transform: scale(1.25); box-shadow: 0 0 0 20px rgba(255, 77, 0, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 77, 0, 0); }
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 120px;
        right: 20px;
        width: 60px;
        height: 60px;
        font-size: 32px;
    }
}