/* ──────────────────────────────────────────────────
   Lucas Tidei — Clean Minimal Portfolio
   Inspired by Fujimoto Yoshiki aesthetic
   ────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;1,400&family=Jost:wght@300;400;500&display=swap');

:root {
  --white:    #ffffff;
  --black:    #1a1a1a;
  --gray:     #888888;
  --light:    #f5f5f5;
  --border:   #e8e8e8;
  --accent:   #1a1a1a;
  --nav-h:    64px;

  --font-serif: 'EB Garamond', Georgia, serif;
  --font-sans:  'Jost', 'Helvetica Neue', Arial, sans-serif;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--white);
  color: var(--black);
  font-family: var(--font-sans);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); }

/* ══════════════════════════════════════
   NAVIGATION
══════════════════════════════════════ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.site-nav.scrolled { border-color: var(--border); }

.nav-logo {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--black);
  position: relative;
  padding-bottom: 2px;
  transition: opacity 0.2s;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--black);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { font-weight: 500; }

/* Mobile hamburger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 22px; height: 1px;
  background: var(--black);
  transition: all 0.3s;
}
.nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  z-index: 899;
  padding: 24px 40px 32px;
  flex-direction: column;
  gap: 0;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  color: var(--black);
}
.nav-mobile a:last-child { border-bottom: none; }

/* ══════════════════════════════════════
   PAGE WRAPPER
══════════════════════════════════════ */
.page-body {
  padding-top: var(--nav-h);
  flex: 1;
}

/* ══════════════════════════════════════
   BACK BUTTON
══════════════════════════════════════ */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--black);
  padding: 10px 0;
  transition: opacity 0.2s;
  border: none;
  background: none;
}
.back-btn:hover { opacity: 0.55; }
.back-btn svg { width: 14px; height: 14px; }

/* ══════════════════════════════════════
   BREADCRUMB
══════════════════════════════════════ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--gray);
  letter-spacing: 0.04em;
  margin-bottom: 0;
}
.breadcrumb a { color: var(--gray); }
.breadcrumb a:hover { color: var(--black); }
.breadcrumb-sep { font-size: 0.6rem; }

/* ══════════════════════════════════════
   PAGE HEADER
══════════════════════════════════════ */
.page-header {
  padding: 56px 40px 48px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.page-header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 40px;
  border-bottom: 1px solid var(--border);
}
.page-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.page-subtitle {
  font-size: 0.78rem;
  color: var(--gray);
  letter-spacing: 0.12em;
}

/* ══════════════════════════════════════
   SECTION DIVIDER (year line)
══════════════════════════════════════ */
.year-divider {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 48px 0 32px;
}
.year-divider span {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--gray);
  font-style: italic;
  white-space: nowrap;
}
.year-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ══════════════════════════════════════
   PORTFOLIO GRID
══════════════════════════════════════ */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 40px;
  padding: 28px 40px;
  border-bottom: 1px solid var(--border);
}
.filter-btn {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--gray);
  background: none;
  border: none;
  padding: 4px 0;
  position: relative;
  transition: color 0.2s;
}
.filter-btn::after {
  content: '';
  position: absolute; bottom: -2px; left: 0; right: 0;
  height: 1px; background: var(--black);
  transform: scaleX(0);
  transition: transform 0.25s;
}
.filter-btn.active { color: var(--black); }
.filter-btn.active::after { transform: scaleX(1); }
.filter-btn:hover { color: var(--black); }

.portfolio-container {
  padding: 0 40px 80px;
  max-width: 1400px;
  margin: 0 auto;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.work-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: var(--light);
}
.work-card-inner {
  aspect-ratio: 3/4;
  overflow: hidden;
  position: relative;
}
.work-card-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.work-card:hover .work-card-img { transform: scale(1.04); }
.work-card-placeholder {
  width: 100%; height: 100%;
  background: var(--light);
  display: flex; align-items: center; justify-content: center;
  color: var(--border);
}
.work-card-placeholder svg { width: 40px; height: 40px; }
.work-card-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  display: flex; flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  transition: background 0.4s;
}
.work-card:hover .work-card-overlay { background: rgba(0,0,0,0.35); }
.work-card-info {
  transform: translateY(8px);
  opacity: 0;
  transition: all 0.35s;
}
.work-card:hover .work-card-info { opacity: 1; transform: translateY(0); }
.work-card-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: white;
  line-height: 1.2;
}
.work-card-year {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.1em;
  margin-top: 4px;
}
.work-card-award {
  position: absolute;
  top: 12px; right: 12px;
  background: rgba(255,255,255,0.95);
  border-radius: 50%;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  z-index: 2;
}

/* ══════════════════════════════════════
   WORK DETAIL PAGE
══════════════════════════════════════ */
.work-detail {
  padding: 0 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.work-images-slider {
  position: relative;
  margin-bottom: 0;
}
.work-images-main {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--light);
}
.work-images-main img {
  width: 100%; height: 100%;
  object-fit: contain;
  background: var(--light);
}
.work-images-thumbs {
  display: flex;
  gap: 4px;
  margin-top: 4px;
  flex-wrap: wrap;
}
.work-thumb-btn {
  width: 80px; height: 60px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  background: var(--light);
  padding: 0;
  transition: border-color 0.2s;
  flex-shrink: 0;
}
.work-thumb-btn img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: opacity 0.2s;
}
.work-thumb-btn.active { border-color: var(--black); }
.work-thumb-btn:hover { border-color: var(--gray); }

.work-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  margin-top: 32px;
}
.work-meta-left {}
.work-meta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 8px;
}
.work-meta-year {
  font-size: 0.78rem;
  color: var(--gray);
  letter-spacing: 0.1em;
  margin-bottom: 28px;
}
.work-meta-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 10px;
}
.work-meta-text {
  font-size: 0.92rem;
  line-height: 1.85;
  color: #444;
  margin-bottom: 28px;
}
.work-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 28px; }
.work-tag {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--border);
  padding: 4px 10px;
  color: var(--gray);
}

/* Awards */
.award-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.award-item:first-child { border-top: 1px solid var(--border); }
.award-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.award-name { font-size: 0.88rem; font-weight: 500; margin-bottom: 2px; }
.award-detail { font-size: 0.75rem; color: var(--gray); letter-spacing: 0.04em; }

/* YouTube embed */
.youtube-wrap {
  margin-top: 28px;
  aspect-ratio: 16/9;
  background: var(--light);
  overflow: hidden;
}
.youtube-wrap iframe { width: 100%; height: 100%; border: none; }

/* Prev/Next navigation */
.work-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}
.work-nav-btn {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--black);
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.2s;
}
.work-nav-btn:hover { opacity: 0.5; }
.work-nav-btn svg { width: 14px; height: 14px; }

/* Share */
.work-share {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  margin-top: 32px;
}
.share-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--gray);
  text-transform: uppercase;
  margin-right: 4px;
}
.share-btn {
  display: flex; align-items: center;
  background: none; border: none;
  color: var(--black);
  transition: opacity 0.2s;
  padding: 4px;
}
.share-btn:hover { opacity: 0.5; }
.share-btn svg { width: 18px; height: 18px; }

/* ══════════════════════════════════════
   PROFILE PAGE
══════════════════════════════════════ */
.profile-layout {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 40px;
}
.profile-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  background: var(--light);
}
.profile-photo-placeholder {
  width: 100%; aspect-ratio: 3/4;
  background: var(--light);
  display: flex; align-items: center; justify-content: center;
  color: var(--border);
}
.profile-content { padding: 0 0 0 56px; }
.profile-name {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
  line-height: 1.1;
}
.profile-role {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 40px;
}
.profile-section { margin-bottom: 36px; }
.profile-section-label {
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.profile-bio {
  font-size: 0.92rem;
  line-height: 1.9;
  color: #444;
}
.timeline-item {
  display: flex;
  gap: 20px;
  padding: 10px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}
.timeline-year {
  color: var(--gray);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  flex-shrink: 0;
  width: 40px;
}

/* ══════════════════════════════════════
   INFO PAGE
══════════════════════════════════════ */
.info-layout {
  max-width: 700px;
  margin: 0 auto;
  padding: 56px 40px 80px;
}
.info-section { margin-bottom: 48px; }
.info-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.info-text {
  font-size: 0.9rem;
  line-height: 1.85;
  color: #444;
}
.info-table { width: 100%; border-collapse: collapse; }
.info-table tr { border-bottom: 1px solid var(--border); }
.info-table td { padding: 12px 0; font-size: 0.88rem; vertical-align: top; }
.info-table td:first-child { color: var(--gray); width: 160px; font-size: 0.78rem; letter-spacing: 0.04em; padding-right: 16px; }

/* ══════════════════════════════════════
   CONTACT PAGE
══════════════════════════════════════ */
.contact-layout {
  max-width: 600px;
  margin: 0 auto;
  padding: 56px 40px 80px;
  text-align: center;
}
.contact-intro {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 1.85;
  color: #444;
  margin-bottom: 48px;
}
.contact-email {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.02em;
  display: inline-block;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--black);
  padding-bottom: 4px;
  transition: opacity 0.2s;
}
.contact-email:hover { opacity: 0.5; }
.social-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.social-link {
  display: flex; align-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  justify-content: center;
  color: var(--black);
  transition: all 0.25s;
}
.social-link:hover { background: var(--black); color: var(--white); border-color: var(--black); }
.social-link svg { width: 16px; height: 16px; }

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: auto;
}
.footer-copyright {
  font-size: 0.7rem;
  color: var(--gray);
  letter-spacing: 0.06em;
}
.footer-social {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-social-link {
  display: flex; align-items: center;
  color: var(--gray);
  transition: color 0.2s;
}
.footer-social-link:hover { color: var(--black); }
.footer-social-link svg { width: 15px; height: 15px; }

.footer-dev {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  color: var(--gray);
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: opacity 0.2s;
}
.footer-dev:hover { opacity: 0.7; }
.footer-dev-logo { display: flex; align-items: center; gap: 6px; }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 1024px) {
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-layout { grid-template-columns: 1fr; max-width: 560px; }
  .profile-content { padding: 32px 0 0; }
  .work-meta { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 768px) {
  :root { --nav-h: 56px; }
  .site-nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .portfolio-container { padding: 0 16px 60px; }
  .page-header { padding: 40px 20px 32px; }
  .page-header-nav { padding: 12px 20px; }
  .portfolio-filters { gap: 24px; padding: 20px; }
  .works-grid { grid-template-columns: repeat(2, 1fr); gap: 2px; }
  .work-detail { padding: 0 20px 60px; }
  .work-images-thumbs { gap: 3px; }
  .work-thumb-btn { width: 60px; height: 45px; }
  .profile-layout { padding: 32px 20px; }
  .info-layout { padding: 32px 20px 60px; }
  .contact-layout { padding: 32px 20px 60px; }
  .site-footer { padding: 20px; flex-direction: column; align-items: flex-start; gap: 12px; }
}

@media (max-width: 480px) {
  .works-grid { grid-template-columns: 1fr; }
}