/* -------------------------------------------------------------------------- */
/* VARIÁVEIS GLOBAIS E TEMA
/* -------------------------------------------------------------------------- */
:root {
    --primary-color: #E74C3C;
    --primary-color-glow: rgba(231, 76, 60, 0.7);
    --secondary-color: #2C3E50;
    --accent-color: #3498DB;
    --accent-color-glow: rgba(52, 152, 219, 0.7);
    --glow-color: rgba(52, 152, 219, 0.5);
    --text-color-dark: #34495e;
    --text-color-light: #f0f2f5;
    --bg-light: #ffffff;
    --bg-dark: #f8f9fa;
    --border-color: #e9ecef;
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    --shadow-sm: 0 4px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 16px rgba(44, 62, 80, 0.1);
    --shadow-lg: 0 15px 35px rgba(44, 62, 80, 0.15);
    --border-radius: 50px;
    --transition-speed: 0.4s;
    --transition-curve: cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* -------------------------------------------------------------------------- */
/* RESET E ESTILOS GLOBAIS
/* -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-secondary);
    color: var(--text-color-dark);
    line-height: 1.7;
    background-color: var(--bg-light);
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--secondary-color);
    line-height: 1.3;
}

h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
}

h3 {
    font-size: 1.3rem;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

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

:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 3px;
    border-radius: 4px;
}

/* -------------------------------------------------------------------------- */
/* ANIMAÇÕES
/* -------------------------------------------------------------------------- */
.animate-on-load,
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--transition-curve), transform 0.8s var(--transition-curve);
}

.animate-on-load.is-visible,
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes animated-gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes neon-pulse {
    from {
        box-shadow: 0 0 5px #fff, 0 0 10px var(--glow-color), 0 0 15px var(--glow-color);
    }
    to {
        box-shadow: 0 0 10px #fff, 0 0 20px var(--glow-color), 0 0 30px var(--glow-color);
    }
}

@keyframes text-glow {
    from {
        text-shadow: 0 0 8px var(--primary-color-glow), 0 0 10px var(--primary-color-glow);
    }
    to {
        text-shadow: 0 0 12px var(--primary-color-glow), 0 0 20px var(--primary-color-glow);
    }
}

/* -------------------------------------------------------------------------- */
/* FUNDO COM VÍDEO E OVERLAY
/* -------------------------------------------------------------------------- */
.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    z-index: -2;
    background-color: var(--secondary-color);
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(-45deg, #0a1929, #2c3e50, #1a2a3a, #e74c3c);
    background-size: 400% 400%;
    animation: animated-gradient 20s ease infinite;
    opacity: 0.8;
    z-index: -1;
}

#background-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* -------------------------------------------------------------------------- */
/* CABEÇALHO
/* -------------------------------------------------------------------------- */
.main-header {
    padding: 25px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: padding 0.3s ease, background-color 0.3s ease, backdrop-filter 0.3s ease;
}

/* REGRA ADICIONADA PARA CORRIGIR O LAYOUT */
main {
    padding-top: 100px;
}

.main-header.scrolled {
    padding: 15px 0;
    background-color: rgba(44, 62, 80, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    color: var(--text-color-light);
    font-size: 1.5rem;
}

.logo-icon {
    width: 50px;
    height: 50px;
    margin-right: 10px;
    border-radius: 50%;
    border: 2px solid var(--text-color-light);
    transition: all var(--transition-speed) var(--transition-curve);
}

.main-header.scrolled .logo-icon {
    width: 40px;
    height: 40px;
}

.logo span {
    color: var(--primary-color);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 35px;
}

.main-nav ul li a {
    color: var(--text-color-light);
    font-weight: 600;
    padding: 5px 0;
    position: relative;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-speed) var(--transition-curve);
}

.main-nav ul li a:hover::after,
.main-nav ul li a.active::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color-light);
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 1001;
}

/* -------------------------------------------------------------------------- */
/* SEÇÃO HERO
/* -------------------------------------------------------------------------- */
.hero {
    color: var(--text-color-light);
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 0;
}

.hero h1 {
    color: var(--text-color-light);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.6), 0 4px 15px rgba(0, 0, 0, 0.5);
}

.hero h1 span {
    color: var(--primary-color);
    display: block;
    margin-bottom: 10px;
    animation: text-glow 3s ease-in-out infinite alternate;
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    max-width: 700px;
    margin: 20px auto 30px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* -------------------------------------------------------------------------- */
/* BOTÕES
/* -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 38px;
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-weight: 700;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    position: relative;
    transition: transform 0.3s ease;
    will-change: transform, box-shadow;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-color-light);
    --glow-color: var(--primary-color-glow);
    animation: neon-pulse 2.5s ease-in-out infinite alternate;
}

.btn-accent {
    background-color: var(--accent-color);
    color: var(--text-color-light);
    --glow-color: var(--accent-color-glow);
    animation: neon-pulse 2.5s ease-in-out infinite alternate;
}

.btn:hover {
    transform: scale(1.05);
}

/* -------------------------------------------------------------------------- */
/* CHAMADA DE EMERGÊNCIA
/* -------------------------------------------------------------------------- */
.emergency-callout {
    margin-top: 30px;
    padding: 15px 30px;
    border: 2px solid var(--primary-color-glow);
    border-radius: var(--border-radius);
    display: inline-block;
    --glow-color: var(--primary-color-glow);
    animation: neon-pulse 2.5s ease-in-out infinite alternate;
}

.emergency-callout p {
    margin: 0;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color-light);
}

.emergency-callout a {
    color: var(--text-color-light);
    font-weight: 700;
}

.emergency-callout a:hover {
    text-decoration: underline;
    color: #fff;
}

/* -------------------------------------------------------------------------- */
/* CONTEÚDO PRINCIPAL (SEÇÕES)
/* -------------------------------------------------------------------------- */
.main-content-wrapper {
    background-color: var(--bg-light);
    padding: 1px 0;
    position: relative;
    z-index: 5;
}

.section {
    padding: 100px 0;
    border-bottom: 1px solid var(--border-color);
}

.section:last-of-type {
    border-bottom: none;
}

.section h2 {
    text-align: center;
    margin-bottom: 20px;
    position: relative;
}

.section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

.section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
    font-size: 1.1rem;
    color: #555;
}

/* -------------------------------------------------------------------------- */
/* CARDS (Serviços e Depoimentos)
/* -------------------------------------------------------------------------- */
.services-grid,
.testimonials-grid {
    display: grid;
    gap: 30px;
    perspective: 1500px;
}

.services-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.service-item,
.testimonial-item {
    padding: 30px;
    border-radius: 16px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    transition: transform 0.5s var(--transition-curve), box-shadow 0.5s var(--transition-curve);
    transform-style: preserve-3d;
    will-change: transform, box-shadow;
}

.service-item:hover,
.testimonial-item:hover {
    transform: translateY(-10px) rotateY(8deg);
    box-shadow: var(--shadow-lg);
}

.service-item {
    text-align: center;
}

.service-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: block;
    transition: transform 0.4s ease;
}

.service-item:hover i {
    transform: scale(1.1);
}

.testimonial-item {
    border-left: 5px solid var(--primary-color);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    font-weight: 700;
    color: var(--secondary-color);
    text-align: right;
}

/* -------------------------------------------------------------------------- */
/* PORTFÓLIO
/* -------------------------------------------------------------------------- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    display: block;
    transition: transform var(--transition-speed) var(--transition-curve), box-shadow var(--transition-speed) var(--transition-curve);
    will-change: transform, box-shadow;
}

.portfolio-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.portfolio-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--text-color-light);
    padding: 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-overlay h3 {
    color: var(--text-color-light);
    font-size: 1.2rem;
    margin: 0;
}

/* -------------------------------------------------------------------------- */
/* CONTATO E FORMULÁRIO
/* -------------------------------------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 25px;
}

.contact-info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 5px;
    width: 30px;
    text-align: center;
}

.contact-info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-form {
    background-color: var(--bg-dark);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-secondary);
    background-color: var(--bg-light);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--glow-color);
}

.form-status {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    transition: all 0.3s;
}

.form-status.sending {
    background-color: #eaf5fc;
    color: #3498db;
}

.form-status.success {
    background-color: #d4edda;
    color: #155724;
}

.form-status.error {
    background-color: #f8d7da;
    color: #721c24;
}

.btn-submit {
    background-color: var(--secondary-color);
    color: var(--text-color-light);
    width: 100%;
    padding: 16px;
}

/* -------------------------------------------------------------------------- */
/* RODAPÉ E MODAL
/* -------------------------------------------------------------------------- */
.main-footer {
    background-color: var(--secondary-color);
    color: #bdc3c7;
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--text-color-light);
    font-size: 1.5rem;
    transition: transform 0.3s ease, color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

.dev-profile-button {
    background: none;
    border: none;
    color: #7f8c8d;
    cursor: pointer;
    display: block;
    margin: 20px auto 0;
    text-decoration: underline;
    font-size: 0.9rem;
}

.modal {
    display: none;
    align-items: center;
    justify-content: center;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    padding: 20px;
}

.modal-content {
    background-color: var(--bg-light);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 800px;
    position: relative;
    overflow: hidden;
    animation: modal-fade-in 0.4s ease;
}

@keyframes modal-fade-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* -------------------------------------------------------------------------- */
/* RESPONSIVIDADE
/* -------------------------------------------------------------------------- */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    .main-nav .nav-menu {
        position: fixed;
        top: 75px;
        left: 0;
        width: 100%;
        background-color: var(--secondary-color);
        padding: 20px 0;
        transform: translateY(-150%);
        transition: transform var(--transition-speed) var(--transition-curve);
        height: calc(100vh - 75px);
        overflow-y: auto;
    }
    .main-nav .nav-menu.active {
        transform: translateY(0);
    }
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }
    .main-nav ul li a {
        display: block;
        padding: 15px 20px;
        text-align: center;
    }
    .main-nav ul li a::after {
        display: none;
    }
    .main-nav ul li a.active {
        background-color: rgba(0, 0, 0, 0.2);
    }
    .hero {
        min-height: 80vh;
    }
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    .btn {
        width: 100%;
        max-width: 320px;
    }
    .section {
        padding: 80px 0;
    }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

/* ESTILOS ADICIONAIS PARA O MODAL DO DESENVOLVEDOR */
.developer-profile-modal {
    padding: 30px;
}

.skills-title {
    margin-top: 20px;
    margin-bottom: 10px;
    font-family: var(--font-primary);
    color: var(--secondary-color);
}

.skills-list {
    list-style: none;
    padding: 0;
    margin-bottom: 25px;
}

.skills-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-family: var(--font-secondary);
}

.skills-list li i {
    color: var(--primary-color);
    width: 20px;
    text-align: center;
}

.developer-social-links .dev-social-btn {
    flex-grow: 1;
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    .main-header {
        padding: 15px 0;
    }
    .main-header.scrolled {
        padding: 10px 0;
    }
    .main-nav .nav-menu {
        top: 67px;
        height: calc(100vh - 67px);
    }
    .logo a {
        font-size: 1.2rem;
    }
    .logo-icon {
        width: 40px;
        height: 40px;
    }
    .contact-form {
        padding: 25px;
    }
}