/* ==========================================================================
   Thiago Fegies — Portfólio | Design tokens
   ========================================================================== */
:root {
  color-scheme: dark;

  /* Colors */
  --color-bg: #0f0d0b;
  --color-bg-alt: #161310;
  --color-surface: #1d1812;
  --color-surface-2: #251e15;
  --color-border: rgba(244, 237, 226, 0.12);
  --color-border-strong: rgba(244, 237, 226, 0.22);

  --color-text: #f4ede2;
  --color-text-muted: #b9ab97;
  --color-text-faint: #8a7d6c;

  --color-accent: #d4af6a;
  --color-accent-strong: #e8c988;
  --color-accent-contrast: #1b1710;
  --color-wine: #9a4b3a;

  /* Typography */
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  /* Layout */
  --container-w: 1220px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --header-h: 76px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 180ms;
  --dur-base: 320ms;

  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.45);
}

/* ==========================================================================
   Reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, dd, dt, figure, blockquote { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; background: none; border: none; color: inherit; cursor: pointer; }
input, textarea { font: inherit; color: inherit; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 999;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
}

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   Shared type / buttons
   ========================================================================== */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 14px;
}
.eyebrow.center { display: block; text-align: center; }

.section-title {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  margin-bottom: 16px;
}
.section-title.center { text-align: center; }

.section-lede {
  color: var(--color-text-muted);
  max-width: 620px;
  font-size: 1.05rem;
}
.section-lede.center { margin: 0 auto 56px; text-align: center; }

.section { padding: 96px 0; }
.section-alt { background: var(--color-bg-alt); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 48px;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-strong), var(--color-accent));
  color: var(--color-accent-contrast);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline {
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
}
.btn-outline:hover { background: rgba(244, 237, 226, 0.06); border-color: var(--color-accent); }
.btn-small { padding: 10px 22px; min-height: 40px; font-size: 0.88rem; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  z-index: 100;
  background: transparent;
  transition: background var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease), height var(--dur-base) var(--ease);
}
.site-header.is-scrolled {
  background: rgba(15, 13, 11, 0.88);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--color-border);
  height: 68px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  flex-shrink: 0;
}
.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.main-nav ul {
  display: flex;
  gap: 32px;
}
.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  padding: 6px 2px;
  transition: color var(--dur-fast) var(--ease);
}
.nav-link:hover, .nav-link.is-active { color: var(--color-text); }
.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.header-cta { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
  margin: 0 auto;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 65%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10,9,7,0.55) 0%, rgba(10,9,7,0.78) 55%, rgba(10,9,7,0.96) 100%),
    linear-gradient(90deg, rgba(10,9,7,0.75) 0%, rgba(10,9,7,0.35) 60%);
}

.hero-content { position: relative; padding: 80px 24px 64px; max-width: 780px; }
.hero-content h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 1.03;
  margin-bottom: 22px;
}
.hero-lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 620px;
  margin-bottom: 36px;
}
.hero-lede .highlight { color: var(--color-accent-strong); font-weight: 600; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  max-width: 680px;
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
}
.hero-stats .stat dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  margin-bottom: 6px;
}
.hero-stats .stat dd {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-accent-strong);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  width: 30px;
  height: 46px;
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  display: grid;
  align-items: start;
  justify-content: center;
  padding-top: 8px;
}
.scroll-cue span {
  width: 4px;
  height: 8px;
  border-radius: 999px;
  background: var(--color-accent);
  animation: scrollCue 1.8s ease-in-out infinite;
}
@keyframes scrollCue {
  0% { opacity: 0; transform: translateY(0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translateY(14px); }
}
@media (prefers-reduced-motion: reduce) {
  .scroll-cue span { animation: none; opacity: 1; }
}

/* ==========================================================================
   Sobre
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 64px;
  align-items: center;
}
.about-figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}
.about-figure img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 78% 30%;
}
.about-figure figcaption {
  padding: 14px 18px;
  background: var(--color-surface);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.about-copy h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 20px; }
.about-copy p { color: var(--color-text-muted); margin-bottom: 18px; max-width: 560px; }
.about-copy strong { color: var(--color-text); }

.about-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 32px;
}
.fact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px;
}
.fact-card h3 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 14px;
}
.fact-card ul { display: flex; flex-direction: column; gap: 10px; }
.fact-card li { font-size: 0.88rem; color: var(--color-text-muted); line-height: 1.5; }

.lang-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.lang-list span:first-child { color: var(--color-text); flex-shrink: 0; width: 70px; }
.lang-bar {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: var(--color-border);
  position: relative;
  overflow: hidden;
}
.lang-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  width: var(--level);
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-strong));
  border-radius: 999px;
}

/* ==========================================================================
   Timeline
   ========================================================================== */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 28px;
  border-left: 2px solid var(--color-border);
}
.timeline-item { position: relative; padding-bottom: 40px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-bg-alt), 0 0 0 5px var(--color-border-strong);
}
.timeline-date {
  font-family: var(--font-display);
  color: var(--color-accent-strong);
  font-weight: 700;
  margin-bottom: 8px;
  font-size: 1rem;
}
.timeline-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.timeline-card h3 { font-size: 1.15rem; margin-bottom: 4px; }
.timeline-place {
  font-size: 0.85rem;
  color: var(--color-text-faint);
  margin-bottom: 10px;
  font-weight: 600;
}
.timeline-card p:not(.timeline-place) { color: var(--color-text-muted); font-size: 0.92rem; }

/* ==========================================================================
   Gallery / Projetos
   ========================================================================== */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 44px;
}
.filter-btn {
  padding: 10px 22px;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.88rem;
  transition: all var(--dur-fast) var(--ease);
}
.filter-btn:hover { color: var(--color-text); }
.filter-btn.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-contrast);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.gallery-item { grid-column: span 1; }
.gallery-item[hidden] { display: none; }
.gallery-item:nth-child(6n+1) { grid-column: span 2; }

.gallery-trigger {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: block;
}
.gallery-item:nth-child(6n+1) .gallery-trigger { aspect-ratio: 16 / 10; }

.gallery-trigger img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms var(--ease);
}
.gallery-trigger:hover img, .gallery-trigger:focus-visible img { transform: scale(1.06); }

.gallery-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 16px;
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.75));
  transform: translateY(6px);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.gallery-trigger:hover .gallery-caption,
.gallery-trigger:focus-visible .gallery-caption { opacity: 1; transform: translateY(0); }

.gallery-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: 40px 0 0;
}

/* ==========================================================================
   Lightbox
   ========================================================================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox.is-open { display: flex; }
.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 7, 6, 0.9);
  backdrop-filter: blur(4px);
}
.lightbox-dialog {
  position: relative;
  max-width: min(90vw, 1000px);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lightbox-dialog img {
  max-width: 100%;
  max-height: 74vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  object-fit: contain;
}
.lightbox-caption {
  color: var(--color-text-muted);
  margin-top: 16px;
  font-size: 0.95rem;
  text-align: center;
}
.lightbox-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(244, 237, 226, 0.08);
  border: 1px solid var(--color-border-strong);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  color: var(--color-text);
  transition: background var(--dur-fast) var(--ease);
}
.lightbox-btn:hover { background: var(--color-accent); color: var(--color-accent-contrast); }
.lightbox-close { position: absolute; top: -54px; right: 0; font-size: 1.6rem; }
.lightbox-prev, .lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-prev { left: -8px; }
.lightbox-next { right: -8px; }

/* ==========================================================================
   Depoimentos
   ========================================================================== */
.testimonials { max-width: 720px; margin: 0 auto; text-align: center; }
.testimonial-track { position: relative; min-height: 220px; }
.testimonial {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease);
}
.testimonial.is-active { position: relative; opacity: 1; visibility: visible; }
.testimonial p {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  line-height: 1.45;
  color: var(--color-text);
  margin-bottom: 24px;
}
.testimonial footer { display: flex; flex-direction: column; gap: 2px; }
.testimonial cite { font-weight: 700; font-style: normal; color: var(--color-accent-strong); }
.testimonial footer span { font-size: 0.85rem; color: var(--color-text-faint); }

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 32px;
}
.testimonial-dots { display: flex; gap: 10px; }
.testimonial-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border-strong);
  transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.testimonial-dots button.is-active { background: var(--color-accent); transform: scale(1.2); }

/* ==========================================================================
   Contato
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 64px;
}
.contact-intro h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 18px; }
.contact-intro p { color: var(--color-text-muted); max-width: 460px; margin-bottom: 32px; }

.contact-list { display: flex; flex-direction: column; gap: 18px; }
.contact-list li { display: flex; align-items: center; gap: 14px; font-size: 1rem; }
.contact-list a { border-bottom: 1px solid transparent; transition: border-color var(--dur-fast) var(--ease); }
.contact-list a:hover { border-color: var(--color-accent); color: var(--color-accent-strong); }
.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: grid;
  place-items: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-muted);
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 13px 16px;
  min-height: 48px;
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  resize: vertical;
  transition: border-color var(--dur-fast) var(--ease);
}
.form-field textarea { min-height: 120px; }
.form-field input:focus, .form-field textarea:focus { border-color: var(--color-accent); }
.form-field input[aria-invalid="true"], .form-field textarea[aria-invalid="true"] { border-color: var(--color-wine); }

.field-error {
  color: #e78876;
  font-size: 0.82rem;
  margin-top: 6px;
  min-height: 1em;
}

.form-submit { width: 100%; margin-top: 6px; }
.form-note { font-size: 0.8rem; color: var(--color-text-faint); margin-top: 14px; text-align: center; }
.form-success {
  margin-top: 14px;
  text-align: center;
  color: var(--color-accent-strong);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--color-border); padding: 40px 0; }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-name { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
.footer-tagline { color: var(--color-text-faint); font-size: 0.85rem; }
.footer-copy { color: var(--color-text-faint); font-size: 0.85rem; }
.back-to-top {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--dur-fast) var(--ease);
}
.back-to-top:hover { color: var(--color-accent-strong); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-figure img { aspect-ratio: 16 / 9; object-position: 70% 35%; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .main-nav.is-open {
    display: block;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(15, 13, 11, 0.98);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--color-border);
    padding: 12px 24px 28px;
  }
  .main-nav.is-open ul { flex-direction: column; gap: 6px; }
  .main-nav.is-open .nav-link { display: block; padding: 12px 4px; font-size: 1.02rem; }

  .gallery { grid-template-columns: repeat(2, 1fr); }
  .gallery-item:nth-child(6n+1) { grid-column: span 2; }
}

@media (max-width: 640px) {
  .section { padding: 72px 0; }
  .hero-content { padding: 64px 20px 48px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .gallery { grid-template-columns: 1fr; }
  .gallery-item:nth-child(6n+1) { grid-column: span 1; }
  .gallery-item:nth-child(6n+1) .gallery-trigger { aspect-ratio: 1 / 1; }
  .lightbox-prev { left: 0; }
  .lightbox-next { right: 0; }
  .lightbox-close { top: -48px; right: 0; }
  .contact-form { padding: 26px; }
  .footer-inner { flex-direction: column; text-align: center; }
}