/* MeridianMosaic — Kyoto
   Author: Student
   Description: Modern, responsive CSS using semantic HTML only (no JS).
*/

:root{
  --bg: #0f1220;
  --surface: #15192e;
  --surface-2:#1e2442;
  --text: #e9ecf1;
  --muted:#b5bed2;
  --brand:#7c9cf4;
  --accent:#9ce0d9;
  --warn:#ffd166;
  --radius:20px;
  --shadow:0 10px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background: radial-gradient(1200px 600px at 80% -10%, #233067 0%, transparent 50%) no-repeat, var(--bg);
  line-height:1.6;
}

img{max-width:100%;height:auto;display:block;border-radius:12px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.container{width:min(1100px, 92%);margin-inline:auto}
.grid{display:grid;gap:1.25rem}
.grid-2{grid-template-columns: repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns: repeat(3,minmax(0,1fr))}
@media (max-width: 960px){
  .grid-2,.grid-3{grid-template-columns:1fr}
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
  padding:1.25rem;
}

.btn{
  display:inline-block;
  padding:.75rem 1rem;
  border-radius:12px;
  background: linear-gradient(135deg, var(--brand), #5dd6c0);
  color:#081321;
  font-weight:700;
  border:none;
  box-shadow:0 10px 18px rgba(124,156,244,.25);
}
.btn:focus-visible{outline:3px solid var(--accent)}

/* Skip link for accessibility */
.skip-link{
  position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;
}
.skip-link:focus{
  left:1rem;top:1rem;width:auto;height:auto;z-index:9999;
  background:#fff;color:#000;padding:.5rem .75rem;border-radius:8px;
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:
    linear-gradient(180deg, rgba(10,13,30,.9), rgba(10,13,30,.65)),
    radial-gradient(600px 120px at 20% 0, rgba(124,156,244,.2), transparent 60%);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(6px);
}
.navbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 0}
.brand{display:flex;align-items:center;gap:.75rem;font-weight:800;letter-spacing:.3px}
.brand-logo{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background: conic-gradient(from 180deg at 50% 50%, #7c9cf4, #9ce0d9, #ffd166, #7c9cf4);
  box-shadow:0 6px 16px rgba(124,156,244,.25);
}
.brand span{font-size:1.1rem}
nav ul{list-style:none;display:flex;gap:1rem;margin:0;padding:0}
nav a{
  display:inline-block;padding:.5rem .75rem;border-radius:10px;color:var(--text);
  border:1px solid transparent
}
nav a[aria-current="page"],nav a:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.08);
}

/* Hero */
.hero{position:relative;isolation:isolate}
.hero .wrap{
  display:grid;gap:1.25rem;padding:3rem 0 2rem 0;
}
.hero::before{
  content:"";
  position:absolute;inset:0;z-index:-1;border-radius:0 0 var(--radius) var(--radius);
  background:
    linear-gradient(180deg, rgba(10,13,30,.2), rgba(10,13,30, .7)),
    url('https://images.unsplash.com/photo-1545569341-9eb8b30979d9?q=80&w=1600&auto=format&fit=crop') center/cover no-repeat;
  filter:saturate(1.1) contrast(1.02);
  height:420px;
}
.hero .title{font-size:clamp(2rem, 3vw + 1rem, 3rem);margin:2rem 0 .25rem 0}
.hero p{
  max-width:65ch;
  color:var(--muted);
  font-family: Georgia, 'Times New Roman', serif; /* serif for a more travel-guide tone */
  font-size: 1.05rem;
  line-height: 1.9;
}

/* Sections */
.section{padding:2rem 0}
.kicker{
  letter-spacing:.2em;
  color: var(--warn); /* higher contrast for hero kicker */
  text-transform:uppercase;
  font-size:.8rem;
  font-weight:600;
  text-shadow: 0 1px 2px rgba(0,0,0,.6);
}
.h2{font-size:1.6rem;margin:.25rem 0 1rem 0}

/* Cards */
.place-card img{aspect-ratio: 16/9;object-fit:cover}
.place-card h3{margin:.5rem 0 .25rem 0}
.meta{color:var(--muted);font-size:.95rem}

/* Gallery */
.gallery{columns: 3 280px; column-gap:1rem}
.gallery img{margin-bottom:1rem;border-radius:14px}

/* Forms */
.contact-form {
  max-width: 700px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* Success Message Styles */
.success-message {
  display: none;
  max-width: 700px;
  margin: 2rem auto;
  text-align: center;
}

.success-message .card {
  padding: 2rem;
  background: linear-gradient(135deg, rgba(156,224,217,0.1), rgba(124,156,244,0.1));
  border: 1px solid var(--accent);
}

.success-message h2 {
  color: var(--accent);
  margin-bottom: 1rem;
}

/* Show success message when targeted */
.success-message:target {
  display: block;
  animation: fadeIn 0.5s ease-out;
}

.success-message:target + .contact-form {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Form validation styles */
.form-group input:invalid,
.form-group select:invalid,
.form-group textarea:invalid {
  border-color: var(--warn);
  background-color: rgba(255, 209, 102, 0.1);
}

.form-group input:valid,
.form-group select:valid,
.form-group textarea:valid {
  border-color: var(--accent);
}

.form-group input:focus:invalid,
.form-group select:focus:invalid,
.form-group textarea:focus:invalid {
  box-shadow: 0 0 0 2px rgba(255, 209, 102, 0.2);
}

/* Form submission feedback */
.form-submit[disabled] {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

.form-status {
  display: none;
  padding: 1rem;
  margin-top: 1rem;
  border-radius: var(--radius);
  background: var(--surface-2);
  text-align: center;
}

.form-status.success {
  display: block;
  border: 1px solid var(--accent);
  background: rgba(156, 224, 217, 0.1);
}

.form-status.error {
  display: block;
  border: 1px solid var(--warn);
  background: rgba(255, 209, 102, 0.1);
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 0.5rem;
}

@media (max-width: 600px) {
  .checkbox-group {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: var(--surface-2);
  color: var(--text);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 2px rgba(124,156,244,.2);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

/* Ensure select text and option text are visible on dark background */
.form-group select {
  color: var(--text);
  background: var(--surface-2);
}
.form-group select option {
  color: var(--text);
  background: var(--surface-2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted);
}

.checkbox-label {
  display: flex !important;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin: 0;
  accent-color: var(--brand);
}

.form-submit {
  background: linear-gradient(135deg, var(--brand), #5dd6c0);
  color: #081321;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 12px rgba(124,156,244,.25);
}

.form-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(124,156,244,.3);
}

.form-submit:active {
  transform: translateY(0);
}

.contact-info {
  max-width: 700px;
  margin: 2rem auto;
  text-align: center;
}

@media (max-width: 768px) {
  .contact-form {
    padding: 1.5rem;
    margin: 1rem auto;
  }
  
  .form-group {
    margin-bottom: 1rem;
  }
}

/* Footer */
.site-footer{
  margin-top:2rem;
  background:
    linear-gradient(180deg, rgba(10,13,30,.65), rgba(10,13,30,.9)),
    radial-gradient(600px 120px at 80% 100%, rgba(156,224,217,.15), transparent 60%);
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;gap:1.25rem;grid-template-columns:2fr 1fr 1fr}
.footer-grid h4{margin:.25rem 0 .5rem 0}
.footer-brand{display:flex;gap:.75rem;align-items:center}
.small{font-size:.9rem;color:var(--muted)}
.social{display:flex;gap:.5rem}
.icon{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)
}
.legal{border-top:1px solid rgba(255,255,255,.1);padding:.75rem 0;margin-top:1rem;color:var(--muted);font-size:.9rem}
@media (max-width: 900px){.footer-grid{grid-template-columns:1fr}}

/* Utilities */
.m0{margin:0}
.mt1{margin-top:1rem}
.mt2{margin-top:2rem}
.center{text-align:center}