/* 
   TECNOÉTICA - Style Guide v6.0
   Design Editorial, Sofisticado e Acadêmico
*/

:root {
    --bg: #F4F1EA;
    --bg-elevated: #FFFFFF;
    --text: #141312;
    --text-muted: #6B655C;
    --accent: #1F5F4F;
    --accent-soft: #D4E0DC;
    --line: rgba(20, 19, 18, 0.08);
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Manrope', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --max-width-text: 680px;
    --max-width-grid: 1024px;
    --section-spacing: clamp(3rem, 5vw, 4.5rem);
    --transition: 0.3s cubic-bezier(0.2, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

/* Tipografia */
h1, h2, h3, h4 { color: var(--text); font-family: var(--font-display); font-weight: 600; }
h1 { font-size: clamp(2.4rem, 7vw, 4.5rem); line-height: 1.05; letter-spacing: -0.02em; margin-bottom: 2rem; }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.15; margin-bottom: 1.5rem; }
h3 { font-size: 1.3rem; line-height: 1.3; margin-bottom: 1rem; }

p { margin-bottom: 1.5rem; text-align: justify; hyphens: auto; -webkit-hyphens: auto; }
.label, .mono { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 500; }

/* Layout Geral */
.container { max-width: var(--max-width-grid); margin: 0 auto; padding: 0 1.5rem; }
section { padding: var(--section-spacing) 0; }

nav { position: sticky; top: 0; background: rgba(244, 241, 234, 0.95); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); z-index: 1000; }
.nav-container { display: flex; justify-content: space-between; align-items: center; padding: 1.25rem 0; max-width: var(--max-width-grid); margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
.logo { font-family: var(--font-mono); font-weight: 600; letter-spacing: 0.15em; text-decoration: none; color: var(--text); }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { text-decoration: none; color: var(--text-muted); font-size: 0.85rem; font-weight: 600; transition: color 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }

/* Grid e Cards */
.grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card { padding: 2rem; background: var(--bg-elevated); border: 1px solid var(--line); border-left: 3px solid var(--accent); transition: transform var(--transition); }
.card:hover { transform: translateY(-4px); }

/* Layout Sobre / Bio */
.about-intro { display: grid; grid-template-columns: 6fr 4fr; gap: 3rem; align-items: start; margin-bottom: 4rem; }
.profile-photo { width: 100%; max-width: 400px; border-radius: 4px; box-shadow: 0 8px 24px rgba(0,0,0,0.12); object-fit: cover; aspect-ratio: 4/5; }

/* Timeline Grid */
.timeline-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; margin-top: 3rem; }
.timeline-item { margin-bottom: 2.5rem; padding-left: 1.5rem; border-left: 1px solid var(--line); position: relative; }
.timeline-item::before { content: ''; position: absolute; left: -6px; top: 0.5rem; width: 10px; height: 12px; border-radius: 50%; background: var(--accent); }
.timeline-item span { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent); font-weight: 600; display: block; margin-bottom: 0.5rem; }
.timeline-item h4 { font-family: var(--font-body); font-size: 1rem; margin-bottom: 0.5rem; font-weight: 700; }
.timeline-item p { margin-bottom: 0; font-size: 0.95rem; text-align: left; }

/* Formulário e Contato */
.contact-container { display: grid; grid-template-columns: 1.5fr 1fr; gap: 4rem; margin-top: 4rem; align-items: start; }
form { display: grid; gap: 1.5rem; }
input, textarea { width: 100%; padding: 1rem; font-family: var(--font-body); font-size: 1rem; border: 1px solid var(--line); background: var(--bg-elevated); color: var(--text); transition: border-color var(--transition); border-radius: 2px; }
input:focus, textarea:focus { border-color: var(--accent); outline: none; }
textarea { min-height: 150px; resize: vertical; }

.contact-info-block { background: var(--bg-elevated); padding: 2.5rem; border: 1px solid var(--line); border-left: 4px solid var(--accent); margin-bottom: 2rem; }
.contact-info-block p { text-align: left; margin-bottom: 0; }

/* Botões */
.btn { display: inline-flex; padding: 1rem 2rem; background: var(--accent); color: #fff; text-decoration: none; font-weight: 600; font-size: 0.9rem; border: 1px solid transparent; transition: 0.3s; cursor: pointer; }
.btn:hover { opacity: 0.9; color: #fff; }
.btn-outline { background: transparent; border-color: var(--accent); color: var(--accent); }

/* Portfolio Style */
.portfolio-item { margin-bottom: 3rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line); }
.portfolio-item h4 { font-family: var(--font-body); font-size: 1.15rem; margin-bottom: 0.5rem; }
.portfolio-item p { font-size: 0.95rem; margin-bottom: 1rem; }

/* Responsividade */
@media (max-width: 850px) {
    .nav-container { flex-direction: column; gap: 1rem; }
    .timeline-grid, .contact-container { grid-template-columns: 1fr; gap: 3rem; }
    .about-intro { grid-template-columns: 1fr; }
    .profile-photo { order: -1; max-width: 300px; margin: 0 auto; display: block; aspect-ratio: 1/1; }
    .grid { grid-template-columns: 1fr; }
}