/* ==========================================
   VARIABLES CSS
   ========================================== */
:root {
    /* Colores principales */
    --primary-color: #FF6B6B;
    --secondary-color: #4ECDC4;
    --accent-color: #FFE66D;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    
    /* Colores de texto */
    --text-primary: #2D3436;
    --text-secondary: #636E72;
    --text-light: #B2BEC3;
    
    /* Colores de fondo */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #E9ECEF;
    --bg-card: #FFFFFF;
    
    /* Bordes y sombras */
    --border-color: #DFE6E9;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-primary: 0 8px 24px rgba(255, 107, 107, 0.3);
    
    /* Tipografía */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Outfit', sans-serif;
    
    /* Tamaños de fuente */
    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-base: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.25rem;
    --fs-2xl: 1.5rem;
    --fs-3xl: 1.875rem;
    --fs-4xl: 2.25rem;
    --fs-5xl: 3rem;
    --fs-6xl: 3.75rem;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Bordes */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Header */
    --header-height: 4.5rem;
}

/* Tema oscuro */
[data-theme="dark"] {
    --text-primary: #F8F9FA;
    --text-secondary: #DEE2E6;
    --text-light: #ADB5BD;
    
    --bg-primary: #0F1419;
    --bg-secondary: #1A1F26;
    --bg-tertiary: #252D37;
    --bg-card: #1A1F26;
    
    --border-color: #2D3748;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ==========================================
   RESET Y BASE
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
    transition: all var(--transition-base);
}

ul {
    list-style: none;
}

/* ==========================================
   UTILIDADES
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__tag {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section__title {
    font-family: var(--font-secondary);
    font-size: clamp(var(--fs-3xl), 5vw, var(--fs-5xl));
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section__description {
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==========================================
   BOTONES
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--fs-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn svg {
    transition: transform var(--transition-base);
}

.btn:hover svg {
    transform: translateX(4px);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(255, 107, 107, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background: white;
    color: var(--text-primary);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.btn-icon:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* ==========================================
   HEADER & NAVEGACIÓN
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    background: rgba(var(--bg-primary), 0.9);
}

.nav {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-secondary);
    font-size: var(--fs-xl);
    font-weight: 800;
    color: var(--text-primary);
}

.nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-3xl) var(--spacing-xl);
    transition: right var(--transition-slow);
    z-index: 100;
}

.nav__menu.show {
    right: 0;
}

.nav__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.nav__link {
    font-size: var(--fs-lg);
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: all var(--transition-base);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
    color: var(--primary-color);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.nav__close:hover {
    background: var(--primary-color);
    color: white;
    transform: rotate(90deg);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.theme-toggle {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    position: relative;
}

.theme-toggle .sun-icon,
.theme-toggle .moon-icon {
    position: absolute;
    transition: all var(--transition-base);
}

[data-theme="light"] .moon-icon,
[data-theme="dark"] .sun-icon {
    opacity: 0;
    transform: scale(0) rotate(180deg);
}

[data-theme="light"] .sun-icon,
[data-theme="dark"] .moon-icon {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}

.theme-toggle:hover {
    background: var(--primary-color);
    color: white;
}

.nav__toggle {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    cursor: pointer;
}

.nav__toggle:hover {
    color: var(--primary-color);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero__container {
    display: grid;
    gap: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.hero__content {
    max-width: 600px;
}

.hero__tag {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease-out;
}

.hero__title {
    font-family: var(--font-secondary);
    font-size: clamp(var(--fs-4xl), 8vw, var(--fs-6xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.hero__description {
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.hero__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    animation: fadeInUp 0.6s ease-out 0.3s backwards;
}

.hero__visual {
    position: relative;
    height: 400px;
    animation: fadeInUp 0.6s ease-out 0.4s backwards;
}

.floating-card {
    position: absolute;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

.floating-card .card-icon {
    font-size: var(--fs-3xl);
    margin-bottom: var(--spacing-sm);
}

.floating-card h3 {
    font-size: var(--fs-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.floating-card p {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: 5%;
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: 2s;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-color);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary-color);
    bottom: -150px;
    left: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: var(--accent-color);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

/* ==========================================
   FEATURES SECTION
   ========================================== */
.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animate {
    animation: fadeInUp 0.6s ease-out forwards;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-card__icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: white;
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
}

.feature-card:hover .feature-card__icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card__title {
    font-size: var(--fs-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.feature-card__description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services {
    background: var(--bg-secondary);
}

.services__container {
    display: grid;
    gap: var(--spacing-2xl);
}

.service-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateX(-30px);
}

.service-item.animate {
    animation: fadeInLeft 0.6s ease-out forwards;
}

.service-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.service-item__number {
    font-family: var(--font-secondary);
    font-size: var(--fs-5xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.service-item__title {
    font-size: var(--fs-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.service-item__description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.service-item__features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.service-item__features li {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 500;
}

/* ==========================================
   PORTFOLIO SECTION
   ========================================== */
.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
}

.portfolio-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    opacity: 0;
    transform: scale(0.9);
}

.portfolio-card.animate {
    animation: fadeInScale 0.6s ease-out forwards;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.portfolio-card__image {
    position: relative;
    overflow: hidden;
}

.portfolio-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-base);
}

.portfolio-card:hover .portfolio-card__overlay {
    opacity: 1;
}

.portfolio-card__content {
    padding: var(--spacing-xl);
}

.portfolio-card__tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
}

.portfolio-card__title {
    font-size: var(--fs-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.portfolio-card__description {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact {
    background: var(--bg-secondary);
}

.contact__container {
    display: grid;
    gap: var(--spacing-3xl);
}

.contact__details {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.contact__detail {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.contact__detail:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.contact__detail-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    color: white;
    flex-shrink: 0;
}

.contact__detail h4 {
    font-size: var(--fs-base);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.contact__detail p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
}

.contact__form-wrapper {
    background: var(--bg-card);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact__form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    font-size: var(--fs-sm);
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: var(--fs-base);
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    font-size: var(--fs-sm);
    color: #EF4444;
    display: none;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: #EF4444;
}

.form-group.error .form-error {
    display: block;
}

.btn-submit {
    grid-column: 1 / -1;
    justify-self: start;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__container {
    display: grid;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-secondary);
    font-size: var(--fs-xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.footer__description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 400px;
}

.footer__social {
    display: flex;
    gap: var(--spacing-md);
}

.footer__social-link {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.footer__social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-4px);
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-2xl);
}

.footer__title {
    font-size: var(--fs-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer__list a {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    transition: all var(--transition-base);
}

.footer__list a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

.footer__bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--fs-sm);
}

.footer__bottom p:first-child {
    margin-bottom: var(--spacing-xs);
}

/* ==========================================
   SCROLL TO TOP
   ========================================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(255, 107, 107, 0.4);
}

/* ==========================================
   ANIMACIONES
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(50px, -50px);
    }
    50% {
        transform: translate(-30px, -80px);
    }
    75% {
        transform: translate(-60px, -30px);
    }
}

/* ==========================================
   MEDIA QUERIES
   ========================================== */
@media screen and (min-width: 768px) {
    .nav__menu {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        box-shadow: none;
        padding: 0;
    }
    
    .nav__list {
        flex-direction: row;
        gap: var(--spacing-xl);
    }
    
    .nav__link {
        font-size: var(--fs-base);
    }
    
    .nav__close,
    .nav__toggle {
        display: none;
    }
    
    .hero__container {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
    
    .contact__container {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
    
    .contact__form {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__container {
        grid-template-columns: 2fr 3fr;
    }
}

@media screen and (max-width: 767px) {
    .hero__visual {
        height: 300px;
    }
    
    .floating-card {
        padding: var(--spacing-md);
    }
    
    .floating-card h3 {
        font-size: var(--fs-base);
    }
    
    .contact__form {
        grid-template-columns: 1fr;
    }
    
    .service-item {
        grid-template-columns: 1fr;
    }
    
    .service-item__number {
        font-size: var(--fs-3xl);
    }
}

@media screen and (max-width: 480px) {
    .hero__buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}