/* Reset and Base Styles */
*,
::before,
::after {
    box-sizing: border-box;
    border-width: 0;
    border-style: solid;
    border-color: hsl(0 0% 20%);
}

html {
    tab-size: 4;
    -webkit-text-size-adjust: 100%;
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    font-feature-settings: normal;
}

body {
    margin: 0;
    line-height: inherit;
    background: hsl(0 0% 0%);
    color: hsl(0 0% 100%);
}

h1, h2, h3, h4, h5, h6 {
    font-size: inherit;
    font-weight: inherit;
    margin: 0;
}

p {
    margin: 0;
}

a {
    color: inherit;
    text-decoration: inherit;
}

button {
    font-family: inherit;
    font-size: 100%;
    font-weight: inherit;
    line-height: inherit;
    color: inherit;
    margin: 0;
    padding: 0;
}

img {
    border-style: none;
    max-width: 100%;
    height: auto;
}

/* Design System Variables */
:root {
    --background: 0 0% 0%;
    --foreground: 0 0% 100%;
    --card: 0 0% 5%;
    --card-foreground: 0 0% 100%;
    --primary: 240 100% 50%;
    --primary-foreground: 0 0% 100%;
    --secondary: 0 0% 10%;
    --secondary-foreground: 0 0% 100%;
    --muted: 0 0% 15%;
    --muted-foreground: 0 0% 70%;
    --accent: 240 100% 50%;
    --accent-foreground: 0 0% 100%;
    --border: 0 0% 20%;
    --input: 0 0% 15%;
    --ring: 240 100% 50%;
    --radius: 0.75rem;
    --porcelain-blue: 240 100% 50%;
    --porcelain-blue-dark: 240 100% 40%;
    --porcelain-blue-light: 240 100% 60%;
    --gradient-hero: linear-gradient(135deg, hsl(0 0% 0%) 0%, hsl(0 0% 5%) 50%, hsl(240 20% 8%) 100%);
    --gradient-accent: linear-gradient(90deg, hsl(240 100% 50%) 0%, hsl(240 100% 60%) 100%);
    --shadow-glow: 0 0 40px hsl(240 100% 50% / 0.4);
    --shadow-elegant: 0 10px 50px -10px hsl(0 0% 0% / 0.8);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Utility Classes */
.min-h-screen { min-height: 100vh; }
.overflow-x-hidden { overflow-x: hidden; }
.relative { position: relative; }
.absolute { position: absolute; }
.inset-0 { inset: 0px; }
.z-10 { z-index: 10; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.inline-block { display: inline-block; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mt-2 { margin-top: 0.5rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-4xl { max-width: 56rem; }
.max-w-2xl { max-width: 42rem; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.w-6 { width: 1.5rem; }
.h-10 { height: 2.5rem; }
.w-1 { width: 0.25rem; }
.h-3 { height: 0.75rem; }
.h-20 { height: 5rem; }
.w-auto { width: auto; }
.aspect-square { aspect-ratio: 1 / 1; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-12 { gap: 3rem; }
.space-y-6 > :not([hidden]) ~ :not([hidden]) { margin-top: 1.5rem; }
.rounded-full { border-radius: 9999px; }
.rounded-md { border-radius: calc(var(--radius) - 2px); }
.rounded-2xl { border-radius: 1rem; }
.border { border-width: 1px; }
.border-t { border-top-width: 1px; }
.border-2 { border-width: 2px; }
.bg-cover { background-size: cover; }
.bg-center { background-position: center; }
.bg-no-repeat { background-repeat: no-repeat; }
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }
.text-white { color: rgb(255 255 255); }
.opacity-50 { opacity: 0.5; }
.backdrop-blur-sm { backdrop-filter: blur(4px); }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-300 { transition-duration: 300ms; }
.transform { transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y)); }
.-translate-x-1\/2 { --tw-translate-x: -50%; }
.bottom-8 { bottom: 2rem; }
.left-1\/2 { left: 50%; }
.animate-bounce { animation: bounce 1s infinite; }
.group:hover .group-hover\:scale-110 { --tw-scale-x: 1.1; --tw-scale-y: 1.1; }
.hover\:shadow-glow:hover { box-shadow: var(--shadow-glow); }
.hover\:scale-105:hover { --tw-scale-x: 1.05; --tw-scale-y: 1.05; }

/* Background Gradients */
.bg-gradient-hero { background-image: var(--gradient-hero); }
.bg-gradient-accent { background-image: var(--gradient-accent); }

/* Colors */
.text-primary { color: hsl(var(--primary)); }
.text-muted-foreground { color: hsl(var(--muted-foreground)); }
.bg-white\/10 { background-color: rgb(255 255 255 / 0.1); }
.bg-white\/20 { background-color: rgb(255 255 255 / 0.2); }
.bg-black\/40 { background-color: rgb(0 0 0 / 0.4); }
.border-white\/30 { border-color: rgb(255 255 255 / 0.3); }
.border-white\/50 { border-color: rgb(255 255 255 / 0.5); }
.border-white\/20 { border-color: rgb(255 255 255 / 0.2); }
.bg-white { background-color: rgb(255 255 255); }
.border-border { border-color: hsl(var(--border)); }
.bg-card\/5 { background-color: hsl(var(--card) / 0.05); }

/* Text Gradient */
.bg-gradient-accent { background-image: var(--gradient-accent); }
.bg-clip-text { -webkit-background-clip: text; background-clip: text; }
.text-transparent { color: transparent; }

/* Shadows */
.shadow-elegant { box-shadow: var(--shadow-elegant); }

/* Button Styles */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    white-space: nowrap;
    border-radius: calc(var(--radius) - 2px);
    font-size: 0.875rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    height: 2.75rem;
    padding-left: 2rem;
    padding-right: 2rem;
    background-image: var(--gradient-accent);
    color: white;
    border: 1px solid hsl(var(--primary) / 0.2);
    text-decoration: none;
}

.btn-whatsapp:hover {
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.btn-whatsapp svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* Responsive Design */
@media (min-width: 640px) {
    .sm\:flex-row { flex-direction: row; }
}

@media (min-width: 768px) {
    .md\:text-xl { font-size: 1.25rem; line-height: 1.75rem; }
    .md\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
    .md\:text-5xl { font-size: 3rem; line-height: 1; }
    .md\:text-6xl { font-size: 3.75rem; line-height: 1; }
    .md\:text-right { text-align: right; }
    .md\:flex-row { flex-direction: row; }
    .md\:justify-end { justify-content: flex-end; }
    .md\:h-24 { height: 15rem; }
}

@media (min-width: 1024px) {
    .lg\:text-7xl { font-size: 4.5rem; line-height: 1; }
    .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Keyframes */
@keyframes bounce {
    0%, 100% {
        transform: translateY(-25%);
        animation-timing-function: cubic-bezier(0.8,0,1,1);
    }
    50% {
        transform: none;
        animation-timing-function: cubic-bezier(0,0,0.2,1);
    }
}

/* Flex Direction */
.flex-col { flex-direction: column; }

/* Grid Columns */
.lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* Overflow */
.overflow-hidden { overflow: hidden; }

/* Loading */
.loading-eager { loading: eager; }
.loading-lazy { loading: lazy; }