/* ===== ROOT & VARIABLES ===== */
:root {
    /* Colors - Baseado na Logo Go Happy */
    --primary-color: #E63946;
    --primary-dark: #D62828;
    --primary-light: #F15B68;
    --secondary-color: #1A1A1A;
    --accent-color: #10B981;
    --dark-color: #1A1A1A;
    --text-color: #2B2B2B;
    --text-light: #6B6B6B;
    --bg-color: #FFFFFF;
    --bg-light: #F9F9F9;
    --bg-dark: #1A1A1A;
    --border-color: #E5E5E5;
    --success-color: #10B981;
    --gradient-1: linear-gradient(135deg, #E63946 0%, #F15B68 100%);
    --gradient-2: linear-gradient(135deg, #1A1A1A 0%, #3A3A3A 100%);
    --gradient-3: linear-gradient(135deg, #E63946 0%, #D62828 100%);
    
    /* Typography */
    --font-family: 'Poppins', sans-serif;
    --h1-font-size: 3rem;
    --h2-font-size: 2.25rem;
    --h3-font-size: 1.5rem;
    --normal-font-size: 1rem;
    --small-font-size: 0.875rem;
    --smaller-font-size: 0.75rem;
    
    /* Font Weight */
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
    
    /* Spacing */
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 3rem;
    --space-6: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-full: 50%;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-fixed: 100;
    --z-modal: 1000;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--normal-font-size);
    font-weight: var(--font-regular);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    color: var(--dark-color);
    font-weight: var(--font-bold);
    line-height: 1.2;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

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

button, input, textarea {
    font-family: var(--font-family);
    font-size: var(--normal-font-size);
    border: none;
    outline: none;
}

/* ===== REUSABLE CLASSES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-3);
}

.section {
    padding: var(--space-6) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-5);
}

.section__subtitle {
    display: inline-block;
    font-size: var(--small-font-size);
    font-weight: var(--font-semibold);
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--space-2);
}

.section__title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--space-2);
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: var(--font-semibold);
    font-size: var(--normal-font-size);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.button i {
    font-size: 1.2rem;
}

.button-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: var(--shadow-md);
}

.button-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.button-secondary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.button-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.button-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.button-block {
    width: 100%;
    justify-content: center;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
}

.nav {
    height: 4.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    transition: all var(--transition-normal);
}

.nav__logo:hover .nav__logo-img {
    transform: scale(1.05);
}

.nav__logo-img {
    height: 60px;
    width: auto;
    transition: transform var(--transition-normal);
}

.nav__logo-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.nav__logo-name {
    font-size: 1.5rem;
    font-weight: var(--font-extrabold);
    line-height: 1;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav__logo-subtitle {
    font-size: 0.75rem;
    font-weight: var(--font-semibold);
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1;
}

.logo-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
    font-weight: var(--font-extrabold);
}

.logo-emoji {
    font-size: 1.8rem;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav__link {
    color: var(--text-color);
    font-weight: var(--font-medium);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width var(--transition-normal);
}

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

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

.nav__toggle,
.nav__close {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-color);
}

/* ===== HERO SECTION ===== */
.hero {
    padding-top: 8rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    align-items: center;
}

.hero__content {
    animation: fadeInUp 1s ease;
}

.hero__subtitle {
    display: inline-block;
    font-size: var(--small-font-size);
    font-weight: var(--font-semibold);
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--space-2);
}

.hero__title {
    font-size: var(--h1-font-size);
    margin-bottom: var(--space-3);
    line-height: 1.2;
}

.hero__title-gradient {
    display: block;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: var(--space-4);
    line-height: 1.8;
}

.hero__buttons {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.stat {
    text-align: center;
    padding: var(--space-3);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat__number {
    font-size: 2rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-1);
}

.stat__text {
    font-size: var(--small-font-size);
    color: var(--text-light);
}

.hero__image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease;
}

.hero__blob {
    position: absolute;
    width: 400px;
    height: 400px;
    animation: blob 7s infinite;
    opacity: 0.2;
}

.hero__blob svg path {
    fill: var(--primary-color);
}

.hero__img-container {
    position: relative;
    width: 350px;
    height: 350px;
    background: var(--gradient-1);
    border-radius: var(--radius-xl);
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-xl);
    transform: rotate(-5deg);
}

.hero__icon {
    font-size: 10rem;
    color: white;
}

.hero__scroll {
    position: absolute;
    bottom: var(--space-4);
    left: 50%;
    transform: translateX(-50%);
}

.hero__scroll-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    color: var(--text-light);
    font-size: var(--small-font-size);
    transition: all var(--transition-normal);
    animation: float 2s ease-in-out infinite;
}

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

.hero__scroll-button i {
    font-size: 1.5rem;
}

/* ===== SERVICES SECTION ===== */
.services {
    background: white;
}

.services__container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.service__card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    border: 2px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service__card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.service__card--featured {
    border-color: var(--primary-color);
}

.service__card--featured .service__content {
    background: var(--gradient-1);
    color: white;
}

.service__card--featured .service__title,
.service__card--featured .service__description,
.service__card--featured .service__list {
    color: white;
}

.service__card--featured .service__icon-overlay {
    background: rgba(255, 255, 255, 0.95);
}

.service__card--featured .service__icon-overlay i {
    color: var(--primary-color);
}

.service__image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--bg-light);
}

.service__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.service__card:hover .service__img {
    transform: scale(1.1);
}

.service__icon-overlay {
    position: absolute;
    bottom: -30px;
    right: var(--space-3);
    width: 70px;
    height: 70px;
    background: white;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.service__card:hover .service__icon-overlay {
    bottom: var(--space-3);
    transform: rotate(5deg) scale(1.05);
}

.service__content {
    padding: var(--space-4);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.service__badge {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: var(--small-font-size);
    font-weight: var(--font-semibold);
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.service__title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--space-2);
    margin-top: var(--space-2);
}

.service__description {
    color: var(--text-light);
    margin-bottom: var(--space-3);
    line-height: 1.8;
    flex: 1;
}

.service__card--featured .service__description {
    color: rgba(255, 255, 255, 0.95);
}

.service__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: auto;
}

.service__list li {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--small-font-size);
}

.service__list i {
    color: var(--success-color);
    font-size: 1rem;
}

.service__card--featured .service__list i {
    color: white;
}

/* ===== ABOUT SECTION ===== */
.about {
    background: var(--bg-light);
}

.about__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    align-items: center;
}

.about__image {
    position: relative;
}

.about__img-wrapper {
    position: relative;
    width: 100%;
    height: 500px;
    background: var(--gradient-2);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transform: rotate(3deg);
    overflow: hidden;
}

.about__img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
}

.about__star {
    position: absolute;
    top: -20px;
    right: -20px;
    font-size: 3rem;
    color: var(--accent-color);
    animation: spin 10s linear infinite;
    z-index: 9999;
}

.about__experience {
    position: absolute;
    bottom: var(--space-4);
    right: var(--space-4);
    background: white;
    padding: var(--space-3);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.about__experience h3 {
    font-size: 3rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-1);
}

.about__experience p {
    font-size: var(--small-font-size);
    color: var(--text-light);
    line-height: 1.4;
}

.about__description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: var(--space-4);
    line-height: 1.8;
}

.about__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.about__feature {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-3);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.about__feature:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.about__feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.about__feature-content h4 {
    font-size: 1.1rem;
    margin-bottom: var(--space-1);
}

.about__feature-content p {
    font-size: var(--small-font-size);
    color: var(--text-light);
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio {
    background: white;
}

.portfolio__container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.portfolio__item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.portfolio__item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.portfolio__image {
    position: relative;
    width: 100%;
    height: 300px;
    background: var(--gradient-1);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.portfolio__item:nth-child(2) .portfolio__image {
    background: var(--gradient-2);
}

.portfolio__item:nth-child(3) .portfolio__image {
    background: var(--gradient-3);
}

.portfolio__item:nth-child(4) .portfolio__image {
    background: linear-gradient(135deg, #EC4899 0%, #F472B6 100%);
}

.portfolio__item:nth-child(5) .portfolio__image {
    background: linear-gradient(135deg, #06B6D4 0%, #22D3EE 100%);
}

.portfolio__item:nth-child(6) .portfolio__image {
    background: linear-gradient(135deg, #10B981 0%, #34D399 100%);
}

.portfolio__placeholder {
    font-size: 5rem;
    color: white;
    opacity: 0.3;
}

.portfolio__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: var(--space-3);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.portfolio__item:hover .portfolio__overlay {
    transform: translateY(0);
}

.portfolio__overlay h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: var(--space-1);
}

.portfolio__overlay p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--small-font-size);
}

/* ===== CTA SECTION ===== */
.cta {
    background: var(--gradient-1);
    color: white;
}

.cta__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
}

.cta__title {
    font-size: var(--h2-font-size);
    color: white;
    margin-bottom: var(--space-2);
}

.cta__description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.cta__buttons .button-primary {
    background: white;
    color: var(--primary-color);
}

.cta__buttons .button-primary:hover {
    background: var(--accent-color);
    color: var(--dark-color);
}

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

.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
}

.contact__info-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--space-2);
}

.contact__info-description {
    color: var(--text-light);
    margin-bottom: var(--space-4);
    line-height: 1.8;
}

.contact__cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

.contact__card {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.contact__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.contact__card-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.contact__card:nth-child(2) .contact__card-icon {
    background: var(--gradient-2);
}

.contact__card:nth-child(3) .contact__card-icon {
    background: var(--gradient-3);
}

.contact__card:nth-child(4) .contact__card-icon {
    background: linear-gradient(135deg, #EC4899 0%, #F472B6 100%);
}

.contact__card-content h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact__card-content p {
    font-size: var(--small-font-size);
    color: var(--text-light);
}

.contact__form {
    background: white;
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact__form-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--space-4);
}

.contact__form-group {
    position: relative;
    margin-bottom: var(--space-3);
}

.contact__input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--normal-font-size);
    transition: all var(--transition-normal);
}

.contact__input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
}

.contact__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact__input-icon {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: var(--space-6) 0 var(--space-3);
}

.footer__container {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-3);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    transition: all var(--transition-normal);
}

.footer__logo:hover .footer__logo-img {
    transform: scale(1.05);
}

.footer__logo-img {
    height: 80px;
    width: auto;
    transition: transform var(--transition-normal);
    filter: brightness(0) invert(1);
}

.footer__logo-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.footer__logo-name {
    font-size: 1.75rem;
    font-weight: var(--font-extrabold);
    line-height: 1;
    color: white;
    letter-spacing: -0.5px;
}

.footer__logo-subtitle {
    font-size: 0.85rem;
    font-weight: var(--font-semibold);
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    line-height: 1;
}

.footer__description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-3);
    line-height: 1.8;
}

.footer__social {
    display: flex;
    gap: var(--space-2);
}

.footer__social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.3rem;
    transition: all var(--transition-normal);
}

.footer__social-link:hover {
    background: var(--primary-color);
    transform: translateY(-5px);
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.footer__links-title {
    font-size: 1.1rem;
    margin-bottom: var(--space-2);
}

.footer__links-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer__links-list li {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--small-font-size);
    transition: all var(--transition-fast);
}

.footer__links-list a:hover {
    color: var(--primary-color);
    padding-left: var(--space-1);
}

.footer__links-list i {
    margin-right: var(--space-1);
    color: var(--primary-color);
}

.footer__copy {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--small-font-size);
}

/* ===== FLOATING WHATSAPP BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: var(--space-3);
    right: var(--space-3);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* ===== SCROLL UP BUTTON ===== */
.scrollup {
    position: fixed;
    bottom: -30%;
    right: var(--space-3);
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
}

.scrollup.show-scroll {
    bottom: 6rem;
}

.scrollup:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
}

@keyframes pulseBlue {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(37, 99, 235, 0);
    }
}

@keyframes blob {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media screen and (max-width: 968px) {
    :root {
        --h1-font-size: 2.25rem;
        --h2-font-size: 1.75rem;
        --h3-font-size: 1.25rem;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        height: 100vh;
        background-color: white;
        box-shadow: var(--shadow-xl);
        padding: var(--space-5) var(--space-3);
        transition: right var(--transition-normal);
    }

    .nav__menu.show-menu {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .nav__toggle,
    .nav__close {
        display: block;
    }

    .nav__close {
        position: absolute;
        top: var(--space-2);
        right: var(--space-2);
    }

    .nav__logo-img {
        height: 50px;
    }

    .nav__logo-name {
        font-size: 1.25rem;
    }

    .nav__logo-subtitle {
        font-size: 0.7rem;
    }

    .footer__logo-img {
        height: 65px;
    }

    .footer__logo-name {
        font-size: 1.5rem;
    }

    .footer__logo-subtitle {
        font-size: 0.75rem;
    }

    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__image {
        order: -1;
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__stats {
        grid-template-columns: 1fr;
    }

    .hero__img-container {
        width: 280px;
        height: 280px;
    }

    .hero__icon {
        font-size: 7rem;
    }

    .services__container {
        grid-template-columns: 1fr;
    }

    .about__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about__img-wrapper {
        height: 400px;
    }

    .portfolio__container {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta__container {
        flex-direction: column;
        text-align: center;
    }

    .contact__container {
        grid-template-columns: 1fr;
    }

    .contact__cards {
        grid-template-columns: 1fr;
    }

    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__social {
        justify-content: center;
    }

    .footer__links {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media screen and (max-width: 576px) {
    :root {
        --h1-font-size: 1.75rem;
        --h2-font-size: 1.5rem;
        --h3-font-size: 1.1rem;
    }

    .container {
        padding: 0 var(--space-2);
    }

    .section {
        padding: var(--space-4) 0;
    }

    .hero {
        padding-top: 6rem;
    }

    .hero__img-container {
        width: 220px;
        height: 220px;
    }

    .hero__icon {
        font-size: 5rem;
    }

    .portfolio__container {
        grid-template-columns: 1fr;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: var(--space-2);
        right: var(--space-2);
    }

    .scrollup.show-scroll {
        bottom: 5rem;
    }

    .nav__logo {
        gap: var(--space-1);
    }

    .nav__logo-img {
        height: 45px;
    }

    .nav__logo-name {
        font-size: 1.1rem;
    }

    .nav__logo-subtitle {
        font-size: 0.65rem;
        letter-spacing: 0.5px;
    }

    .footer__logo {
        gap: var(--space-1);
    }

    .footer__logo-img {
        height: 55px;
    }

    .footer__logo-name {
        font-size: 1.25rem;
    }

    .footer__logo-subtitle {
        font-size: 0.7rem;
        letter-spacing: 1px;
    }
}

/* ===== SCROLL BAR ===== */
::-webkit-scrollbar {
    width: 10px;
    background-color: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-1);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}