/* ==========================================================================
   moassama - Portfolio Stylesheet
   ========================================================================== */

:root {
    --bg-primary: #33313c;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --text-primary: #EAEAF0;
    --text-secondary: #A0A0B0;
    --accent: #6C63FF;
    --accent-hover: #5A52E0;
    --accent-glow: rgba(108, 99, 255, 0.25);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* ======================== NAV ======================== */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(51, 49, 60, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 0 2rem;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-inner {
    width: 100%;
    max-width: 1200px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

/* Hamburger */
.nav-toggle {
    display: none;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ======================== SECTIONS ======================== */
section {
    padding: 120px 2rem 80px;
}

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

.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent);
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.7;
}

/* ======================== HERO ======================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    width: fit-content;
    backdrop-filter: blur(8px);
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ADE80;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1.1;
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--accent), #A78BFA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 520px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--accent);
    color: #fff;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    border: 1px solid var(--border-hover);
    cursor: pointer;
    transition: var(--transition);
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.hero-stat h3 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
}

.hero-stat p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ======================== SOBRE ======================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--bg-card-hover), rgba(108, 99, 255, 0.1));
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.about-image i {
    font-size: 5rem;
    color: var(--accent);
    opacity: 0.3;
}

.about-image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    border-radius: var(--radius-lg);
    background: var(--accent);
    opacity: 0.1;
    z-index: -1;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.75rem;
}

.about-tag {
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.about-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ======================== PROJETOS ======================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card-hover);
}

.project-thumbnail {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, rgba(108, 99, 255, 0.15), rgba(167, 139, 250, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-thumbnail i {
    font-size: 2.5rem;
    color: var(--accent);
    opacity: 0.4;
}

.project-card-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}

.project-card-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.project-card-body p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.project-tag {
    padding: 0.3rem 0.75rem;
    background: rgba(108, 99, 255, 0.1);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
}

.project-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.project-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition);
}

.project-links a:hover {
    color: var(--accent);
}

/* ======================== HABILIDADES ======================== */
.skills-container {
    margin-top: 3rem;
}

.skills-category {
    margin-bottom: 2.5rem;
}

.skills-category h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.skills-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
    cursor: default;
}

.skill-chip:hover {
    border-color: var(--accent);
    background: rgba(108, 99, 255, 0.08);
    color: var(--accent);
    transform: translateY(-2px);
}

.skill-chip i {
    font-size: 1rem;
    opacity: 0.7;
}

.skill-chip:hover i {
    opacity: 1;
}

/* ======================== CONTATO ======================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    padding: 0.9rem 1.1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-form .btn-primary {
    align-self: flex-start;
    padding: 1rem 2.5rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-info-card h4 {
    font-size: 1rem;
    font-weight: 600;
}

.contact-info-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.contact-info-card a {
    color: var(--accent);
    font-weight: 500;
    transition: var(--transition);
}

.contact-info-card a:hover {
    color: var(--accent-hover);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    transform: translateY(-3px);
}

/* ======================== FOOTER ======================== */
footer {
    padding: 3rem 2rem;
    border-top: 1px solid var(--border);
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-inner p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

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

/* ======================== MOBILE NAV ======================== */
@media (max-width: 768px) {
    .nav-hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(51, 49, 60, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition);
        border-left: 1px solid var(--border);
    }

    .nav-toggle:checked ~ .nav-links {
        right: 0;
    }

    .nav-toggle:checked ~ .nav-hamburger span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle:checked ~ .nav-hamburger span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle:checked ~ .nav-hamburger span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
    }

    .nav-toggle:checked ~ .nav-overlay {
        opacity: 1;
        pointer-events: all;
    }

    .nav-links a {
        font-size: 1.1rem;
    }

    section {
        padding: 80px 1.25rem 60px;
    }

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

    .hero h1 {
        font-size: clamp(2.2rem, 8vw, 3rem);
        letter-spacing: -1px;
    }

    .hero-description {
        font-size: 1.05rem;
    }

    .hero-stats {
        gap: 2rem;
    }

    .hero-stat h3 {
        font-size: 1.5rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-image-wrapper {
        max-width: 320px;
        margin: 0 auto;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero h1 {
        font-size: clamp(2.5rem, 5vw, 3.5rem);
    }
}