/* ===== PETER'S CORNER — Global Stylesheet ===== */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Source+Sans+3:wght@300;400;500;600&display=swap');

/* ---------- Reset & Base ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --color-bg:       #faf9f7;
  --color-bg-alt:   #f0eeeb;
  --color-surface:  #ffffff;
  --color-text:     #2c2c2c;
  --color-text-mid: #6b6b6b;
  --color-text-light:#9a9a9a;
  --color-accent:   #b8860b;
  --color-accent-soft: rgba(184,134,11,0.08);
  --color-border:   #e2e0db;
  --font-display:   'Playfair Display', Georgia, serif;
  --font-body:      'Source Sans 3', 'Segoe UI', sans-serif;
  --max-width:      1200px;
  --nav-height:     72px;
  --transition:     0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250,249,247,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: var(--nav-height);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-logo {
  margin-right: auto;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

/* ---------- Bilingual support ---------- */
/* Hide whichever language doesn't match <html lang="..."> */
html[lang="en"] .lang-zh { display: none; }
html[lang="zh"] .lang-en { display: none; }

/* Pill-shaped EN | 中 toggle in the nav */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  padding: 0.2rem;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  background: var(--color-bg);
}

.lang-btn {
  background: transparent;
  border: none;
  padding: 0.3rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-text-mid);
  cursor: pointer;
  border-radius: 100px;
  transition: var(--transition);
  font-family: inherit;
  line-height: 1;
}

.lang-btn.active {
  background: var(--color-text);
  color: #fff;
}

.lang-btn:not(.active):hover {
  color: var(--color-text);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links li { position: relative; }

.nav-links a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
  background: var(--color-accent-soft);
}

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  min-width: 180px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  padding: 0.5rem 0;
  z-index: 100;
}
.nav-dropdown:hover .nav-dropdown-content { display: block; }
.nav-dropdown-content a {
  text-transform: none;
  letter-spacing: 0;
  padding: 0.5rem 1.25rem;
  border-radius: 0;
  font-size: 0.88rem;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: url('Images/index.jpg') center / cover no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.45) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 2rem;
  animation: fadeUp 1s ease-out;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--color-accent);
}

.hero p {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.7);
  font-weight: 300;
  max-width: 500px;
  margin: 0 auto 2rem;
}

.hero-cta {
  display: inline-block;
  padding: 0.85rem 2.5rem;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 100px;
  color: #fff;
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: var(--transition);
}
.hero-cta:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

/* ---------- Page Header ---------- */
.page-header {
  padding: 5rem 2rem 3rem;
  text-align: center;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--color-text-mid);
  font-size: 1.1rem;
  font-weight: 300;
}

/* ---------- Container ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ---------- Section ---------- */
.section {
  padding: 5rem 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

/* ---------- About Layout ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 4rem;
  align-items: stretch;
}

.about-photo {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.1);
  height: 100%;
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-text h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.about-text p {
  color: var(--color-text-mid);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  line-height: 1.85;
}

.about-text .signature {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--color-text);
  margin-top: 2rem;
}

/* ---------- Photo Gallery ---------- */
.photo-categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.photo-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.photo-card:hover img {
  transform: scale(1.05);
}

.photo-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  transition: background var(--transition);
}

.photo-card:hover .photo-card-overlay {
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.1) 100%);
}

.photo-card-overlay h3 {
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
}

/* Photo masonry grid */
.photo-masonry {
  columns: 3;
  column-gap: 1rem;
}

.photo-masonry-item {
  break-inside: avoid;
  margin-bottom: 1rem;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.photo-masonry-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.photo-masonry-item img {
  width: 100%;
  display: block;
}

/* Row-based grid variant: portraits span 2 rows, all cells crop-fit to lock row heights */
.photo-masonry.grid-layout {
  columns: unset;
  column-gap: unset;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  grid-auto-flow: dense;
  gap: 1rem;
}

.photo-masonry.grid-layout .photo-masonry-item {
  margin-bottom: 0;
  break-inside: unset;
  height: 100%;
}

.photo-masonry.grid-layout .photo-masonry-item img {
  height: 100%;
  object-fit: cover;
}

.photo-masonry.grid-layout .photo-masonry-item.tall {
  grid-row: span 2;
}

/* Responsive Google My Maps embed */
.map-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
  margin-top: 2rem;
}

.map-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.story-intro {
  font-size: 1.1rem;
  color: var(--color-text-mid);
  line-height: 1.7;
  max-width: 720px;
}

/* Long-form story / guide content */
.story-content {
  max-width: 820px;
  margin: 3rem 0 0;
  color: var(--color-text);
  line-height: 1.85;
  font-size: 1.02rem;
}

.story-content h2 {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 3rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent);
}

.story-content h2:first-child {
  margin-top: 0;
}

.story-content h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  color: var(--color-text);
}

.story-content p {
  margin-bottom: 1.1rem;
  color: var(--color-text-mid);
}

.story-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.story-content ul li {
  margin-bottom: 0.5rem;
  color: var(--color-text-mid);
}

.story-content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--transition);
}

.story-content a:hover {
  color: var(--color-text);
}

.story-content .calc-block {
  background: var(--color-bg-alt);
  border-left: 3px solid var(--color-accent);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text);
  border-radius: 4px;
  white-space: pre-line;
}

/* Full-width panorama row that breaks out of the column masonry */
.panorama-row {
  margin: 0 0 1rem;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.panorama-row:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.panorama-row img {
  width: 100%;
  display: block;
}

/* ---------- Stories ---------- */
.stories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.story-card {
  background: var(--color-surface);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.story-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.08);
}

.story-card img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
}

.story-card-body {
  padding: 1.5rem;
}

.story-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.story-card-body p {
  color: var(--color-text-mid);
  font-size: 0.95rem;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  max-width: 720px;
  margin: 0 auto;
}

.contact-info h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.contact-info p {
  color: var(--color-text-mid);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.contact-detail svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.social-link svg {
  width: 20px;
  height: 20px;
}

/* Contact form */
.contact-form {
  background: var(--color-surface);
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--color-border);
}

.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
}

/* Embedded Google Form */
.form-embed {
  width: 100%;
  height: 900px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg);
}

.form-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  color: var(--color-text-mid);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-bg);
  transition: border var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  width: 100%;
  padding: 0.9rem;
  background: var(--color-text);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.btn-submit:hover {
  background: var(--color-accent);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.6);
  padding: 3rem 0;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: #fff;
  font-weight: 600;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer .social-link {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.75);
}

.footer .social-link:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.footer-copy {
  font-size: 0.85rem;
  width: 100%;
  text-align: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

/* ---------- Lightbox ---------- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.92);
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

.lightbox.active { display: flex; }

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about-grid        { grid-template-columns: 1fr; gap: 2rem; }
  .photo-categories  { grid-template-columns: 1fr 1fr; }
  .photo-masonry     { columns: 2; }
  .photo-masonry.grid-layout { grid-template-columns: 1fr 1fr; grid-auto-rows: 220px; }
  .stories-grid      { grid-template-columns: 1fr; }
  .contact-grid      { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 700px) {
  .nav-links         { display: none; }
  .nav-toggle        { display: block; }
  .nav-links.open    {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  }
  .nav-dropdown-content {
    position: static;
    box-shadow: none;
    border: none;
    padding-left: 1rem;
  }
  .nav-dropdown:hover .nav-dropdown-content { display: block; }

  .photo-categories  { grid-template-columns: 1fr; }
  .photo-masonry     { columns: 1; }
  .photo-masonry.grid-layout { grid-template-columns: 1fr; grid-auto-rows: auto; }
  .photo-masonry.grid-layout .photo-masonry-item.tall { grid-row: auto; }
  .photo-masonry.grid-layout .photo-masonry-item img { height: auto; }
  .hero h1           { font-size: 2.5rem; }
  .section            { padding: 3rem 0; }
  .page-header        { padding: 3rem 1.5rem 2rem; }
}
