/* ============================================
   Variables & Reset
   ============================================ */

:root {
    --color-bg: #0D0D0D;
    --color-primary: #E50914;
    --color-text: #F5F5F5;
    --color-text-secondary: #B3B3B3;
    --color-neutral: #1F1F1F;
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 10px 30px rgba(229, 9, 20, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

.highlight {
    color: var(--color-primary);
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: var(--color-primary);
    margin: 0 auto 2rem;
}

.section-description {
    text-align: center;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-neutral);
}

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

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ============================================
   Buttons
   ============================================ */

.btn-primary {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--color-primary);
    color: var(--color-text);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--color-primary);
}

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

.btn-secondary {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: transparent;
    color: var(--color-text);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--color-text);
}

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

/* ============================================
   Hero Section
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--color-primary);
    box-shadow: 0 0 40px rgba(229, 9, 20, 0.3);
    animation: float 6s ease-in-out infinite;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

/* ============================================
   Sobre Section
   ============================================ */

.sobre {
    background: var(--color-neutral);
}

.sobre-content {
    display: grid;
    gap: 3rem;
}

.sobre-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.sobre-text strong {
    color: var(--color-primary);
}

.sobre-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-card {
    background: var(--color-bg);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    border: 2px solid transparent;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   Habilidades Section
   ============================================ */

.habilidades-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--color-neutral);
    padding: 2rem;
    border-radius: 8px;
    border: 2px solid transparent;
    transition: var(--transition);
}

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

.skill-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.skill-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.skill-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Filosofia Section
   ============================================ */

.filosofia {
    background: var(--color-neutral);
}

.filosofia-content {
    display: grid;
    gap: 3rem;
}

.filosofia-quote {
    position: relative;
    padding: 3rem;
    background: var(--color-bg);
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
}

.quote-mark {
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 8rem;
    color: var(--color-primary);
    opacity: 0.2;
    font-family: Georgia, serif;
}

.quote-text {
    font-size: 1.8rem;
    line-height: 1.6;
    color: var(--color-text);
    position: relative;
    z-index: 1;
}

.filosofia-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.filosofia-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.filosofia-principles {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.principle {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
    color: var(--color-text);
}

.principle-icon {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.5rem;
}

/* ============================================
   Contato Section
   ============================================ */

.contato-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--color-neutral);
    padding: 2rem;
    border-radius: 8px;
    text-decoration: none;
    border: 2px solid transparent;
    transition: var(--transition);
}

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

.contact-icon {
    font-size: 3rem;
}

.contact-info h3 {
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.contact-info p {
    color: var(--color-text-secondary);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-neutral);
    padding: 3rem 0 1rem;
    border-top: 1px solid rgba(245, 245, 245, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand h3 {
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: var(--color-text-secondary);
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(245, 245, 245, 0.1);
}

.footer-bottom p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-cta {
        justify-content: center;
    }

    .image-wrapper {
        width: 300px;
        height: 300px;
    }

    .section-title {
        font-size: 2rem;
    }

    .quote-text {
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(13, 13, 13, 0.98);
        width: 100%;
        padding: 2rem;
        transition: var(--transition);
        border-top: 1px solid var(--color-neutral);
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero {
        padding-top: 100px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    section {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1.5rem;
    }

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

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

    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .image-wrapper {
        width: 250px;
        height: 250px;
    }

    .quote-text {
        font-size: 1.2rem;
    }
}