/* ===================================
   BASE.CSS - Stili Base e Variabili CSS
   =================================== */

:root {
    /* ===== COLOR SYSTEM ===== */
    --color-primary: #05F2DB;
    --color-primary-dark: #05C7F2;
    --color-primary-light: #3BE4EB;
    
    --color-secondary: #BA35F2;
    --color-secondary-dark: #7A24A8;
    --color-secondary-light: #ec76fc;
    
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;
    
    --color-border-light: #9CA3AF;
    --color-border-medium: #6B7280;
    --color-border-dark: #4B5563;
    
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F9FAFB;
    --color-bg-tertiary: #F3F4F6;
    --color-bg-dark: #05050A;
    --color-bg-darker: #0B0B12;
    --color-bg-card: #111126;
    --color-bg-light: #0B0B12;
    
    --color-text-primary: #FFFFFF;
    --color-text-secondary: rgba(255, 255, 255, 0.85);
    --color-text-muted: rgba(255, 255, 255, 0.7);
    --color-text-light: #D1D5DB;
    --color-text-white: #FFFFFF;
    --color-text-separator: rgba(255, 255, 255, 0.3);
    
    --color-success: #4CAF50;
    --color-danger: #F20519;
    --color-warning: #FFC107;
    --color-info: #00BCD4;
    --color-whatsapp: #25d366;
    
    /* ===== SPACING SYSTEM ===== */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-logo: 2.625rem;
    --spacing-3xl: 3rem;
    --spacing-4xl: 4rem;
    --spacing-5xl: 5rem;
    
    /* ===== TYPOGRAPHY ===== */
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-heading: 'Roboto', 'Segoe UI', sans-serif;
    
    --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --font-size-sm: clamp(0.875rem, 0.85rem + 0.125vw, 1rem);
    --font-size-base: clamp(1rem, 0.9375rem + 0.05vw, 1.125rem);
    --font-size-lg: clamp(1.125rem, 1.0625rem + 0.08vw, 1.25rem);
    --font-size-xl: clamp(1.25rem, 1.125rem + 0.1vw, 1.5rem);
    --font-size-2xl: clamp(1.5rem, 1.25rem + 0.15vw, 2rem);
    --font-size-3xl: clamp(1.875rem, 1.5rem + 0.25vw, 2.5rem);
    --font-size-4xl: clamp(2.25rem, 1.75rem + 0.35vw, 3.5rem);
    --font-size-hero: clamp(3rem, 2.5rem + 0.5vw, 4.5rem);
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    --line-height-tight: 1.25;
    --line-height-base: 1.5;
    --line-height-relaxed: 1.75;
    
    /* ===== BORDER RADIUS ===== */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* ===== SHADOWS ===== */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-primary: 0 4px 12px rgba(5, 242, 219, 0.3);
    --shadow-primary-hover: 0 8px 20px rgba(5, 242, 219, 0.4);
    --shadow-glow: 0 0 20px rgba(5, 242, 219, 0.3);
    --shadow-card-hover: 0 8px 16px rgba(0, 0, 0, 0.2);
    
    /* ===== TRANSITIONS ===== */
    --transition-instant: 100ms ease;
    --transition-mini: 150ms ease-in-out;
    --transition-micro: 180ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    --transition-slower: 500ms ease-in-out;
    
    /* ===== Z-INDEX SCALE ===== */
    --z-sticky: 1020;
    --z-fixed: 1030;
    
    /* ===== GRADIENTS ===== */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    --gradient-dark: linear-gradient(135deg, var(--color-bg-dark), var(--color-bg-darker));
    --gradient-overlay: linear-gradient(135deg, rgba(5, 242, 219, 0.1), rgba(186, 53, 242, 0.1));
    --gradient-gold: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    
    /* ===== LAYOUT ===== */
    --container-max-width: 1280px;
    --container-padding: 1.5rem;
    --container-padding-mobile: 1rem;
    
    /* ===== CAROUSEL DOTS & BUTTONS (V2.0) ===== */
    --carousel-dot-size-desktop: 10px;
    --carousel-dot-size-tablet: 10px;
    --carousel-dot-size-mobile: 10px;
    --carousel-dot-size-small: 10px;
    
    --carousel-dot-gap-desktop: 0.625rem;
    --carousel-dot-gap-tablet: 0.5rem;
    --carousel-dot-gap-mobile: 0.5rem;
    --carousel-dot-gap-small: 0.375rem;
    
    --carousel-dots-margin-desktop: var(--spacing-lg);
    --carousel-dots-margin-tablet: var(--spacing-md);
    --carousel-dots-margin-mobile: var(--spacing-md);
    --carousel-dots-margin-small: var(--spacing-sm);
    
    --carousel-dot-touch-target: 44px;
    
    --carousel-dot-bg-default: rgba(5, 242, 219, 0.3);
    --carousel-dot-bg-hover: rgba(5, 242, 219, 0.6);
    --carousel-dot-bg-active: var(--color-primary);
    --carousel-dot-shadow-active: 0 0 6px rgba(5, 242, 219, 0.6);
    --carousel-dot-shadow-focus: 0 0 0 3px rgba(5, 242, 219, 0.4);
    --carousel-dot-outline-focus: 2px solid var(--color-primary);
    --carousel-dot-outline-offset: 2px;
    
    --carousel-dot-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================
   RESET & BASE STYLES
   =================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    color: var(--color-secondary);
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-family-base);
    line-height: var(--line-height-base);
    color: var(--color-text-primary);
    background-color: rgba(11, 11, 18, 0.98);
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

p {
    margin: 0;
    margin-right: var(--spacing-sm);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
}

a {
    display: flex;
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-micro);
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}

a:hover {
    color: var(--color-primary-light);
}

img, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

ul, ol {
    list-style: none;
    padding-left: 0;
}

/* ===================================
   LAYOUT & UTILITIES
   =================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: all var(--transition-micro);
    cursor: pointer;
    border: none;
    font-family: inherit;
    line-height: 1;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-text-white);
    box-shadow: var(--shadow-md);
}

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

.btn--secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    transform: translateY(-2px);
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-100%); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.1; transform: scale(1); }
    50% { opacity: 0.2; transform: scale(1.05); }
}

@keyframes floatParticle {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

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

@keyframes glowLogo {
    0% { filter: drop-shadow(0 0 30px rgba(5, 242, 219, 0.5)); }
    100% { filter: drop-shadow(0 0 50px rgba(208, 77, 255, 0.7)); }
}

@keyframes rotateRing {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes bounceIn {
    0% { opacity: 0; transform: scale(0.3); }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.9); }
    100% { opacity: 1; transform: scale(1); }
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print {
    .skip-link, nav, footer, .btn--secondary, .nav__toggle, .packages__carousel-dots, .packages__carousel-btn {
        display: none !important;
    }
    
    * {
        background: transparent !important;
        box-shadow: none !important;
        color: black !important;
    }
    
    body { font-size: 12pt; line-height: 1.5; }
    h1, h2, h3, h4, h5, h6 { page-break-after: avoid; }
    p, blockquote { page-break-inside: avoid; }
    
    a { text-decoration: underline; }
    a[href^="http"]::after { content: " (" attr(href) ")"; }
    a[href^="#"]::after { content: ""; }
}