:root {
  --ink: #0a0e2a;
  --paper: #eef1f8;
  --paper-dark: #dde3f0;
  --red: #1520A6;
  --red-soft: #3a45b8;
  --gold: #1520A6;
  --gold-light: #4a56c4;
  --muted: #4e5577;
  --border: rgba(21,32,166,0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Cormorant Garamond', serif;
  min-height: 100vh;
  min-height: -webkit-fill-available;
  overflow-x: hidden;
  padding-bottom: calc(68px + env(safe-area-inset-bottom));
  -webkit-overflow-scrolling: touch;
}

/* Grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* HEADER */
header {
  position: relative;
  padding: calc(env(safe-area-inset-top) + 48px) 24px 36px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #dde3f0 0%, var(--paper) 100%);
  overflow: hidden;
}

header::before {
  content: '日本';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Noto Serif JP', serif;
  font-size: 220px;
  font-weight: 700;
  color: rgba(26,18,8,0.04);
  letter-spacing: -10px;
  pointer-events: none;
  white-space: nowrap;
}

.header-eyebrow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}

header h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--ink);
}

header h1 em {
  font-style: italic;
  color: var(--red);
}

.header-meta {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.header-meta span {
  font-size: 15px;
  color: var(--muted);
  font-weight: 300;
  letter-spacing: 1px;
}

.header-meta span strong {
  font-weight: 600;
  color: var(--ink);
}

/* TRIP SNAPSHOT */
.snapshot {
  padding: 28px 20px;
  max-width: 900px;
  margin: 0 auto;
}

.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 12px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-light), transparent);
}

.hotels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.hotel-card {
  background: var(--paper-dark);
  border: 1px solid var(--border);
  padding: 20px;
  position: relative;
}

.hotel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--red);
}

.hotel-city {
  font-family: 'Noto Serif JP', serif;
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 6px;
}

.hotel-name {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 6px;
}

.hotel-dates {
  font-size: 13px;
  color: var(--muted);
  font-weight: 300;
}

/* ITINERARY */
.itinerary {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px 40px;
}

.itinerary-overview {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

.day-card {
  border: 1px solid var(--border);
  margin-bottom: 20px;
  background: white;
  position: relative;
  transition: box-shadow 0.2s;
}

.day-card:hover {
  box-shadow: 4px 4px 0 rgba(26,18,8,0.06);
}

.day-header {
  display: grid;
  grid-template-columns: 68px 1fr auto;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  gap: 14px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
  touch-action: manipulation;
  min-height: 72px;
  -webkit-user-select: none;
  user-select: none;
}

.day-card.open .day-header {
  border-bottom-color: var(--border);
}

.day-num {
  text-align: center;
}

.day-num .date-day {
  font-family: 'Cormorant Garamond', serif;
  font-size: 42px;
  font-weight: 300;
  line-height: 1;
  color: var(--ink);
}

.day-num .date-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}

.day-city-badge {
  display: inline-block;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 3px 10px;
  margin-bottom: 6px;
  border: 1px solid currentColor;
}

.day-city-badge.tokyo { color: var(--red); border-color: var(--red); }
.day-city-badge.kyoto { color: #5b4e8a; border-color: #5b4e8a; }
.day-city-badge.osaka { color: #2e7d32; border-color: #2e7d32; }
.day-city-badge.travel { color: var(--gold); border-color: var(--gold); }

.day-title {
  font-size: 20px;
  font-weight: 400;
  line-height: 1.2;
}

.day-type {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
  margin-top: 3px;
}

.day-toggle {
  font-size: 22px;
  color: var(--muted);
  transition: transform 0.3s;
  user-select: none;
  -webkit-user-select: none;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.day-card.open .day-toggle {
  transform: rotate(45deg);
}

.day-body {
  display: none;
  padding: 24px;
}

.day-card.open .day-body {
  display: block;
  animation: slideDown 0.25s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.day-sections {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.time-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.time-content {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  font-weight: 300;
}

/* POI tags */
.poi-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.poi-tag {
  font-size: 12px;
  padding: 4px 12px;
  background: var(--paper-dark);
  border: 1px solid var(--border);
  color: var(--ink);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 300;
}

.poi-tag.must {
  background: #fff5f5;
  border-color: var(--red-soft);
  color: var(--red);
}

/* COMMENTS */
.comments-section {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  margin-top: 8px;
}

.comments-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.comment-item {
  background: var(--paper);
  border-left: 3px solid var(--gold-light);
  padding: 12px 16px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.6;
}

.comment-meta {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
  font-family: 'Noto Sans JP', sans-serif;
}

.comment-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}

.comment-form input,
.comment-form textarea,
.suggestion-form input,
.suggestion-form textarea,
.suggestion-form select {
  background: var(--paper);
  border: 1px solid var(--border);
  padding: 12px 14px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  color: var(--ink);
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.comment-form input:focus,
.comment-form textarea:focus,
.suggestion-form input:focus,
.suggestion-form textarea:focus,
.suggestion-form select:focus {
  border-color: var(--gold);
}

.comment-form textarea {
  grid-column: 1 / -1;
  resize: vertical;
  min-height: 80px;
}

.btn {
  padding: 13px 24px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  min-height: 44px;
  touch-action: manipulation;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}

.btn-primary:hover {
  background: var(--red);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--ink);
  color: var(--ink);
}

.btn-secondary:hover {
  background: var(--ink);
  color: var(--paper);
}

/* SUGGESTIONS */
.suggestions-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

.suggestion-card {
  background: white;
  border: 1px solid var(--border);
  padding: 20px 24px;
  margin-bottom: 16px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: start;
}

.suggestion-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.suggestion-day {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 8px;
}

.suggestion-note {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
  font-weight: 300;
}

.suggestion-badge {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 4px 12px;
  background: #f0f8f0;
  border: 1px solid #aed6ae;
  color: #2e7d32;
  white-space: nowrap;
}

.add-suggestion-panel {
  background: var(--paper-dark);
  border: 1px solid var(--border);
  padding: 32px;
  margin-top: 24px;
}

.suggestion-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 20px;
}

.suggestion-form .full {
  grid-column: 1 / -1;
}

/* PAGE COMMENTS (for Suggest, Itinerary, Book Now pages) */
.page-comments-section {
  max-width: 900px;
  margin: 32px auto 0;
  padding: 28px 0 0;
  border-top: 1px solid var(--border);
}

/* ALERTS / BOOK NOW */
.alerts-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

.alert-item {
  display: flex;
  gap: 16px;
  padding: 16px 20px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
  background: white;
  align-items: flex-start;
}

.alert-icon {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.alert-text {
  font-size: 15px;
  line-height: 1.6;
}

.alert-text strong {
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

/* OVERVIEW TIMELINE */
.overview-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.overview-item:last-child {
  border-bottom: none;
}

.overview-date {
  text-align: center;
}

.overview-date .ov-day {
  font-family: 'Cormorant Garamond', serif;
  font-size: 28px;
  font-weight: 300;
  line-height: 1;
}

.overview-date .ov-dow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}

.overview-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.overview-title {
  font-size: 16px;
  font-weight: 400;
}

/* BOTTOM NAV */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: rgba(245, 240, 232, 0.92);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  display: flex;
  padding-bottom: env(safe-area-inset-bottom);
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 4px 8px;
  cursor: pointer;
  min-height: 56px;
  gap: 4px;
  color: var(--muted);
  transition: color 0.15s;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
}

.nav-item.active { color: var(--red); }

.nav-icon {
  font-size: 22px;
  line-height: 1;
  position: relative;
}

.nav-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.nav-badge {
  position: absolute;
  top: -4px;
  right: -8px;
  background: var(--red);
  color: white;
  font-size: 8px;
  font-family: 'Noto Sans JP', sans-serif;
  padding: 1px 5px;
  border-radius: 20px;
  min-width: 16px;
  text-align: center;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* FOOTER */
footer {
  text-align: center;
  padding: 40px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
  background: var(--paper-dark);
}

footer .kanji {
  font-family: 'Noto Serif JP', serif;
  font-size: 28px;
  display: block;
  margin-bottom: 8px;
  color: rgba(26,18,8,0.2);
}

.empty-state {
  text-align: center;
  padding: 32px;
  color: var(--muted);
  font-style: italic;
  font-size: 16px;
}

.count-badge {
  display: inline-block;
  background: var(--red);
  color: white;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  padding: 2px 7px;
  border-radius: 20px;
  margin-left: 6px;
  vertical-align: middle;
}

/* Page load animation */
.fade-in {
  animation: fadeIn 0.6s ease both;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in:nth-child(1) { animation-delay: 0.05s; }
.fade-in:nth-child(2) { animation-delay: 0.12s; }
.fade-in:nth-child(3) { animation-delay: 0.19s; }
.fade-in:nth-child(4) { animation-delay: 0.26s; }

/* LOGIN SCREEN */
.login-screen {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  text-align: center;
  padding: 40px;
  max-width: 360px;
  width: 100%;
}

.login-kanji {
  font-family: 'Noto Serif JP', serif;
  font-size: 80px;
  font-weight: 700;
  color: rgba(26,18,8,0.08);
  margin-bottom: -10px;
}

.login-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 32px;
  font-weight: 300;
  margin-bottom: 4px;
}

.login-title em {
  font-style: italic;
  color: var(--red);
}

.login-subtitle {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 28px;
}

.login-screen input:not([type="checkbox"]) {
  display: block;
  width: 100%;
  background: var(--paper-dark);
  border: 1px solid var(--border);
  padding: 14px 16px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 12px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.login-screen input:not([type="checkbox"]):focus {
  border-color: var(--gold);
}

.login-screen input[type="checkbox"] {
  width: auto !important;
  display: inline-block !important;
  -webkit-appearance: checkbox !important;
  appearance: checkbox !important;
  margin: 0;
  padding: 0;
}

.login-btn {
  width: 100%;
  margin-top: 8px;
}

.captcha-box {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.captcha-box span {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: var(--ink);
  white-space: nowrap;
  min-width: 100px;
}

.captcha-box input {
  flex: 1;
}

.login-error {
  background: #fff5f5;
  border: 1px solid var(--red-soft);
  color: var(--red);
  padding: 10px 14px;
  margin-bottom: 16px;
  font-size: 14px;
}

/* HEADER USER BAR */
.header-user {
  position: absolute;
  top: calc(env(safe-area-inset-top) + 12px);
  right: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 11px;
  color: var(--muted);
  z-index: 10;
}

.btn-link {
  background: none;
  border: none;
  color: var(--red);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 11px;
  cursor: pointer;
  padding: 4px 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-link:hover {
  color: var(--ink);
}

/* ADMIN */
.admin-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

.admin-user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--border);
  background: white;
  margin-bottom: 8px;
}

.admin-user-info {
  font-size: 15px;
}

.admin-user-role {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 3px 10px;
  border: 1px solid currentColor;
  margin-left: 12px;
}

.admin-user-role.admin { color: var(--red); }
.admin-user-role.user { color: var(--muted); }

.btn-danger {
  background: none;
  border: 1px solid var(--red-soft);
  color: var(--red);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 12px;
  cursor: pointer;
  min-height: 36px;
}

.btn-danger:hover {
  background: var(--red);
  color: white;
}

/* Admin delete buttons on comments */
.comment-delete {
  float: right;
  background: none;
  border: none;
  color: var(--red-soft);
  cursor: pointer;
  font-size: 14px;
  padding: 2px 6px;
  opacity: 0.6;
}

.comment-delete:hover {
  opacity: 1;
}

/* MODAL */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(26,18,8,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-box {
  background: var(--paper);
  border: 1px solid var(--border);
  padding: 32px;
  max-width: 500px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 12px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.modal-box input,
.modal-box textarea,
.modal-box select {
  display: block;
  width: 100%;
  background: var(--paper-dark);
  border: 1px solid var(--border);
  padding: 12px 14px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 10px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.modal-box textarea {
  min-height: 60px;
  resize: vertical;
}

.modal-box input:focus,
.modal-box textarea:focus {
  border-color: var(--gold);
}

.modal-box label {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 4px;
  margin-top: 8px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

/* Mobile */
@media (max-width: 700px) {
  .hotels-grid { grid-template-columns: 1fr; }
  .day-sections { grid-template-columns: 1fr; }
  .comment-form { grid-template-columns: 1fr; }
  .comment-form textarea { grid-column: 1; }
  .suggestion-form { grid-template-columns: 1fr; }
  .suggestion-form .full { grid-column: 1; }
  .suggestion-card { grid-template-columns: 1fr; }
  .day-title { font-size: 17px; }
  .day-num .date-day { font-size: 34px; }
  header h1 { font-size: clamp(30px, 9vw, 52px); }
  .header-meta { gap: 20px; }
  .overview-title { font-size: 14px; }
}