/* ==========================================================
   Portfólio JAGM — Design system e estilos do site público
   Paleta: Portfolio/Personal (monocromático + azul de destaque)
   Tipografia: Space Grotesk (títulos) + Archivo (corpo)
   ========================================================== */

:root {
    --color-primary: #18181B;
    --color-primary-fg: #FFFFFF;
    --color-secondary: #3F3F46;
    --color-accent: #2563EB;
    --color-accent-dark: #1D4ED8;
    --color-accent-fg: #FFFFFF;
    --color-bg: #FAFAFA;
    --color-fg: #09090B;
    --color-card: #FFFFFF;
    --color-card-fg: #09090B;
    --color-muted: #F0F1F3;
    --color-muted-fg: #64748B;
    --color-border: #E4E4E7;
    --color-destructive: #DC2626;

    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Archivo', sans-serif;

    --container-width: 1140px;
    --radius: 12px;
    --shadow-sm: 0 1px 3px rgba(9, 9, 11, 0.08);
    --shadow-md: 0 8px 24px rgba(9, 9, 11, 0.10);
    --shadow-lg: 0 20px 50px rgba(9, 9, 11, 0.16);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-fg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 0.5em;
    color: var(--color-primary);
}

p { margin: 0 0 1em; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; display: block; }

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---------------- Scroll progress bar ---------------- */
.progress-scroll {
    position: fixed; top: 0; left: 0; height: 3px; width: 0%;
    background: var(--color-accent); z-index: 1100; transition: width 0.1s linear;
}

/* ---------------- Header / Nav ---------------- */
/* Efeito "vidro fosco" (glassmorphism): fundo branco translúcido e desfocado,
   sempre visível — garante contraste do menu mesmo sobre o hero escuro,
   antes de rolar a página. */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 18px 0;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 4px 30px rgba(9, 9, 11, 0.06);
    transition: background var(--transition), box-shadow var(--transition), padding var(--transition), border-color var(--transition);
}
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.85);
    border-bottom-color: rgba(228, 228, 231, 0.8);
    box-shadow: var(--shadow-sm);
    padding: 12px 0;
}
/* Navegadores sem suporte a backdrop-filter: fundo mais opaco para manter o contraste. */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .site-header { background: rgba(255, 255, 255, 0.92); }
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.brand-mark {
    font-family: var(--font-heading); font-weight: 700; font-size: 1.4rem;
    color: var(--color-primary); letter-spacing: 1px;
}

.main-nav { display: flex; gap: 28px; }
.main-nav a {
    color: var(--color-fg); font-weight: 500; font-size: 0.95rem;
    position: relative; padding: 4px 0;
}
.main-nav a::after {
    content: ''; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
    background: var(--color-accent); transition: width var(--transition);
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--color-accent); }

.header-actions { display: flex; align-items: center; gap: 16px; }

.nav-toggle {
    display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--color-fg); border-radius: 2px; transition: var(--transition); }

/* ---------------- Buttons ---------------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 24px; border-radius: 999px; font-weight: 600; font-size: 0.95rem;
    border: 2px solid transparent; cursor: pointer; transition: all var(--transition);
}
.btn-primary { background: var(--color-accent); color: var(--color-accent-fg); }
.btn-primary:hover { background: var(--color-accent-dark); transform: translateY(-2px); color: #fff; }
.btn-outline { border-color: var(--color-fg); color: var(--color-fg); background: transparent; }
.btn-outline:hover { background: var(--color-fg); color: var(--color-bg); }
.btn-light { background: #fff; color: var(--color-primary); }
.btn-light:hover { background: var(--color-accent); color: #fff; transform: translateY(-2px); }

/* ---------------- Hero / Parallax ---------------- */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    background: var(--color-primary); color: var(--color-primary-fg); overflow: hidden;
}
.hero-layer {
    position: absolute; inset: -10%; pointer-events: none;
    will-change: transform;
}
.hero-layer-grid {
    background-image: linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
                       linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.6;
}
.hero-layer-glow-1 {
    width: 520px; height: 520px; border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,0.45) 0%, rgba(37,99,235,0) 70%);
    top: 5%; right: 5%;
}
.hero-layer-glow-2 {
    width: 420px; height: 420px; border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,0.25) 0%, rgba(37,99,235,0) 70%);
    bottom: 0%; left: 0%;
}
.hero-layer-dots {
    background-image: radial-gradient(rgba(255,255,255,0.18) 1.5px, transparent 1.5px);
    background-size: 26px 26px;
    opacity: 0.5;
}

/* Vídeo de fundo do banner (YouTube) + sobreposição de cor personalizável */
.hero-video-wrap {
    position: absolute; inset: 0; z-index: 0; overflow: hidden; background: var(--color-primary);
}
.hero-video-wrap iframe {
    position: absolute; top: 50%; left: 50%; border: 0; pointer-events: none;
    width: 177.78vh; min-width: 100%;
    height: 56.25vw; min-height: 100%;
    transform: translate(-50%, -50%);
}
.hero-video-overlay { position: absolute; inset: 0; z-index: 1; }

.hero-content { position: relative; z-index: 2; padding-top: 90px; }
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    color: #93C5FD; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; font-size: 0.8rem;
    margin-bottom: 20px;
}
.hero-eyebrow::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: #22C55E; box-shadow: 0 0 0 4px rgba(34,197,94,0.25); }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); color: #fff; margin-bottom: 16px; }
.hero h1 .accent { color: #60A5FA; }
.hero-subtitle { font-size: 1.15rem; color: rgba(255,255,255,0.75); max-width: 640px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; }
.hero-stat-number { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: #fff; }
.hero-stat-label { color: rgba(255,255,255,0.6); font-size: 0.85rem; }
.hero-scroll-cue {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); z-index: 2;
    color: rgba(255,255,255,0.6); display: flex; flex-direction: column; align-items: center; gap: 8px;
    font-size: 0.75rem; letter-spacing: 1px; text-transform: uppercase;
    animation: bounce 2.2s infinite;
}
@keyframes bounce { 0%,100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* ---------------- Section basics ---------------- */
.section { padding: 110px 0; }
.section-tight { padding: 70px 0; }
.section-dark { background: var(--color-primary); color: rgba(255,255,255,0.85); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-muted { background: var(--color-muted); }
.section-header { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.eyebrow {
    display: inline-block; color: var(--color-accent); font-weight: 700; letter-spacing: 1.5px;
    text-transform: uppercase; font-size: 0.8rem; margin-bottom: 12px;
}
.section-header h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
.section-header p { color: var(--color-muted-fg); }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ---------------- Cards ---------------- */
.card-grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.info-card {
    background: var(--color-card); border-radius: var(--radius); padding: 32px;
    box-shadow: var(--shadow-sm); border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
}
.info-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.info-card .icon {
    width: 52px; height: 52px; border-radius: 12px; background: rgba(37,99,235,0.1);
    color: var(--color-accent); display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; margin-bottom: 20px;
}

/* ---------------- Timeline (Experiência) ---------------- */
.timeline { position: relative; max-width: 820px; margin: 0 auto; }
.timeline::before {
    content: ''; position: absolute; left: 18px; top: 0; bottom: 0; width: 2px; background: var(--color-border);
}
.timeline-item { position: relative; padding-left: 56px; margin-bottom: 44px; }
.timeline-item::before {
    content: ''; position: absolute; left: 10px; top: 4px; width: 18px; height: 18px;
    border-radius: 50%; background: var(--color-bg); border: 3px solid var(--color-accent);
}
.timeline-item.atual::before { background: var(--color-accent); box-shadow: 0 0 0 5px rgba(37,99,235,0.2); }
.timeline-period { color: var(--color-accent); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.5px; }
.timeline-item h3 { margin: 6px 0 2px; font-size: 1.25rem; }
.timeline-company { color: var(--color-muted-fg); font-weight: 500; margin-bottom: 12px; }
.timeline-item ul { margin: 0; padding-left: 20px; color: var(--color-secondary); }
.timeline-item li { margin-bottom: 6px; }
.badge-atual {
    display: inline-block; background: rgba(34,197,94,0.12); color: #15803D;
    font-size: 0.72rem; font-weight: 700; padding: 3px 10px; border-radius: 999px; margin-left: 10px;
    text-transform: uppercase;
}

/* ---------------- Formação ---------------- */
.formacao-card { display: flex; gap: 20px; align-items: flex-start; }
.formacao-card .icon {
    flex-shrink: 0; width: 46px; height: 46px; border-radius: 10px;
    background: var(--color-primary); color: #fff; display: flex; align-items: center; justify-content: center;
}

/* ---------------- Habilidades ---------------- */
.skill-category { margin-bottom: 40px; }
.skill-category h3 { font-size: 1.1rem; color: var(--color-accent); margin-bottom: 20px; }
.skill-item { margin-bottom: 18px; }
.skill-item-head { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 6px; }
.skill-bar { height: 8px; border-radius: 999px; background: var(--color-border); overflow: hidden; }
.skill-bar-fill {
    height: 100%; border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent), #60A5FA);
    width: 0%; transition: width 1.2s ease;
}

/* ---------------- Portfolio ---------------- */
.filter-bar { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 44px; }
.filter-btn {
    padding: 8px 20px; border-radius: 999px; border: 1px solid var(--color-border);
    background: #fff; cursor: pointer; font-weight: 600; font-size: 0.85rem; transition: var(--transition);
}
.filter-btn.active, .filter-btn:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.project-card {
    background: var(--color-card); border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--color-border); box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    display: flex; flex-direction: column;
}
.project-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.project-thumb { height: 190px; background: var(--color-muted); position: relative; overflow: hidden; }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-thumb img { transform: scale(1.08); }
.project-thumb-placeholder {
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: rgba(255,255,255,0.4); font-size: 2.4rem;
}
.project-badge {
    position: absolute; top: 12px; left: 12px; background: var(--color-accent); color: #fff;
    font-size: 0.7rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; text-transform: uppercase;
}
.project-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.project-body h3 { font-size: 1.1rem; margin-bottom: 8px; }
.project-body p { color: var(--color-muted-fg); font-size: 0.9rem; flex: 1; }
.project-tech { display: flex; gap: 6px; flex-wrap: wrap; margin: 12px 0; }
.tech-tag { background: var(--color-muted); color: var(--color-secondary); font-size: 0.72rem; padding: 3px 10px; border-radius: 999px; }
.project-link { font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }

.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.gallery-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 1/1; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gallery-item:hover img { transform: scale(1.1); }
.gallery-caption {
    position: absolute; inset: auto 0 0 0; padding: 14px; color: #fff; font-size: 0.85rem;
    background: linear-gradient(0deg, rgba(0,0,0,0.75), transparent);
    opacity: 0; transition: opacity var(--transition);
}
.gallery-item:hover .gallery-caption { opacity: 1; }

/* ---------------- Serviços ---------------- */
.service-tabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 40px; }

/* ---------------- Contato ---------------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.contact-info-item .icon {
    width: 44px; height: 44px; border-radius: 10px; background: rgba(37,99,235,0.1);
    color: var(--color-accent); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.form-control {
    width: 100%; padding: 13px 16px; border-radius: 10px; border: 1px solid var(--color-border);
    font-family: var(--font-body); font-size: 0.95rem; transition: border-color var(--transition);
    background: #fff;
}
.form-control:focus { outline: none; border-color: var(--color-accent); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-status { padding: 14px 18px; border-radius: 10px; margin-bottom: 20px; font-size: 0.9rem; display: none; }
.form-status.success { background: rgba(34,197,94,0.12); color: #15803D; display: block; }
.form-status.error { background: rgba(220,38,38,0.1); color: #B91C1C; display: block; }

/* ---------------- CTA banda ---------------- */
.cta-band {
    background: var(--color-primary); color: #fff; border-radius: 24px; padding: 56px;
    display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap;
    position: relative; overflow: hidden;
}
.cta-band h2 { color: #fff; margin-bottom: 8px; }
.cta-band p { color: rgba(255,255,255,0.7); margin: 0; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--color-primary); color: rgba(255,255,255,0.7); padding: 64px 0 0; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 32px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand p { margin-top: 8px; color: rgba(255,255,255,0.5); max-width: 280px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.7); }
.footer-links a:hover { color: #fff; }
.footer-social { display: flex; gap: 12px; align-self: flex-start; }
.footer-social a {
    width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.2);
    display: flex; align-items: center; justify-content: center; color: #fff; transition: var(--transition);
}
.footer-social a:hover { background: var(--color-accent); border-color: var(--color-accent); }
.footer-bottom { padding: 22px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.5); }

.back-to-top {
    position: fixed; bottom: 28px; right: 28px; width: 46px; height: 46px; border-radius: 50%;
    background: var(--color-accent); color: #fff; display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transform: translateY(10px);
    transition: var(--transition); z-index: 900;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------------- Page hero (páginas internas) ---------------- */
.page-hero {
    position: relative; padding: 170px 0 90px; background: var(--color-primary); color: #fff; overflow: hidden;
}
.page-hero h1 { color: #fff; font-size: clamp(1.9rem, 4vw, 2.8rem); }
.page-hero p { color: rgba(255,255,255,0.7); max-width: 560px; }

/* ---------------- Responsivo ---------------- */
@media (max-width: 992px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed; top: 0; right: -100%; width: 78%; max-width: 320px; height: 100vh;
        background: #fff; flex-direction: column; padding: 100px 32px; gap: 24px;
        box-shadow: var(--shadow-lg); transition: right var(--transition); z-index: 999;
    }
    .main-nav.open { right: 0; }
    .nav-toggle { display: flex; }
    .header-actions .btn-outline { display: none; }
    .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
    .cta-band { flex-direction: column; text-align: center; }
    .hero-stats { gap: 24px; }
    .section { padding: 70px 0; }
    .formacao-card { flex-direction: column; }
}

@media (max-width: 480px) {
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}