/* ============================================================
   AURORA RETREAT — jQuery UI showcase theme
   ダークベース + オーロラグラデーションのカスタムテーマ。
   jQuery UI base テーマの上から全面的に上書きしています。
   ============================================================ */

:root {
  --bg-0: #060913;
  --bg-1: #0b1022;
  --bg-2: #111832;
  --ink: #eef2ff;
  --ink-dim: #9aa5c9;
  --ink-faint: #5d6890;
  --aurora-1: #34d3a6;
  --aurora-2: #4f9df7;
  --aurora-3: #a97ef0;
  --gold: #e8c37e;
  --line: rgba(154, 165, 201, .18);
  --card: rgba(17, 24, 50, .62);
  --glass-blur: 18px;
  --radius: 18px;
  --font-sans: "Noto Sans JP", sans-serif;
  --font-serif: "Noto Serif JP", "Cormorant Garamond", serif;
  --font-display: "Cormorant Garamond", "Noto Serif JP", serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.8;
  letter-spacing: .02em;
  overflow-x: hidden;
}

::selection { background: rgba(79, 157, 247, .35); }

/* ============ 背景オーロラ ============ */
.aurora-bg {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, #101a3d 0%, transparent 60%),
    linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 100%);
  overflow: hidden;
}
.aurora-blob {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: .35;
  animation: drift 24s ease-in-out infinite alternate;
}
.blob-1 { width: 55vw; height: 40vh; top: -12%; left: -8%;
  background: radial-gradient(circle, var(--aurora-1), transparent 70%); }
.blob-2 { width: 45vw; height: 45vh; top: 4%; right: -10%;
  background: radial-gradient(circle, var(--aurora-2), transparent 70%);
  animation-delay: -8s; animation-duration: 30s; }
.blob-3 { width: 40vw; height: 35vh; top: 30%; left: 30%;
  background: radial-gradient(circle, var(--aurora-3), transparent 70%);
  opacity: .22; animation-delay: -16s; animation-duration: 36s; }

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(6vw, 5vh) scale(1.15); }
}

.stars { position: absolute; inset: 0; }
.star {
  position: absolute; background: #fff; border-radius: 50%;
  animation: twinkle var(--tw, 3s) ease-in-out infinite alternate;
}
@keyframes twinkle {
  from { opacity: .1; }
  to   { opacity: .9; }
}

@media (prefers-reduced-motion: reduce) {
  .aurora-blob, .star, .scroll-hint span, .tour-aurora { animation: none !important; }
}

/* ============ ヘッダー ============ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; gap: 2.5rem;
  padding: 1.1rem clamp(1.2rem, 4vw, 3rem);
  background: linear-gradient(180deg, rgba(6, 9, 19, .85), rgba(6, 9, 19, 0));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.brand {
  display: flex; align-items: center; gap: .55rem;
  text-decoration: none; color: var(--ink);
}
.brand-mark { color: var(--aurora-1); font-size: 1.1rem; }
.brand-name {
  font-family: var(--font-display); font-weight: 600;
  letter-spacing: .28em; font-size: .95rem;
}
.site-nav { display: flex; gap: 1.8rem; margin-left: auto; }
.site-nav a {
  color: var(--ink-dim); text-decoration: none; font-size: .82rem;
  letter-spacing: .14em; transition: color .25s;
}
.site-nav a:hover { color: var(--ink); }

/* ============ ボタン ============ */
.btn {
  font-family: var(--font-sans); font-weight: 400; font-size: .88rem;
  letter-spacing: .12em; cursor: pointer; border-radius: 999px;
  padding: .8rem 1.9rem; border: 1px solid transparent;
  transition: transform .25s cubic-bezier(.2, .8, .3, 1), box-shadow .25s, background .25s, color .25s;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  color: #041016;
  background: linear-gradient(120deg, var(--aurora-1), var(--aurora-2) 70%);
  box-shadow: 0 8px 28px rgba(52, 211, 166, .28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(52, 211, 166, .4); }
.btn-outline {
  color: var(--ink); background: transparent; border-color: var(--line);
}
.btn-outline:hover { border-color: var(--aurora-2); color: #cfe4ff; }
.btn-ghost {
  color: var(--ink-dim); background: rgba(255, 255, 255, .05);
  border-color: var(--line); font-size: .78rem; padding: .55rem 1.3rem;
}
.btn-ghost:hover { color: var(--ink); border-color: var(--ink-dim); }
.btn-lg { padding: 1rem 2.6rem; font-size: .95rem; width: 100%; }

/* ============ ヒーロー ============ */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  text-align: center; padding: 7rem 1.5rem 4rem; position: relative;
}
.hero-eyebrow {
  color: var(--aurora-1); font-size: .78rem; letter-spacing: .42em;
  text-transform: uppercase; margin-bottom: 1.6rem;
}
.hero-title {
  font-family: var(--font-serif); font-weight: 600;
  font-size: clamp(2.4rem, 7vw, 4.8rem); line-height: 1.32;
  margin-bottom: 1.8rem;
}
.hero-title .line { display: block; opacity: 0; transform: translateY(24px); }
.hero-title em {
  font-style: normal;
  background: linear-gradient(100deg, var(--aurora-1), var(--aurora-2), var(--aurora-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead { color: var(--ink-dim); font-size: clamp(.9rem, 2vw, 1.05rem); margin-bottom: 2.6rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; margin-bottom: 4.5rem; }

.hero-meta { display: flex; gap: clamp(1.6rem, 5vw, 4rem); flex-wrap: wrap; justify-content: center; }
.meta-item { display: flex; flex-direction: column; align-items: center; }
.meta-num {
  font-family: var(--font-display); font-size: 2.3rem; font-weight: 500;
  color: var(--ink); line-height: 1.1;
}
.meta-unit { color: var(--gold); font-size: .8rem; margin-top: -.2rem; }
.meta-label { color: var(--ink-faint); font-size: .72rem; letter-spacing: .1em; margin-top: .35rem; }

.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  width: 1px; height: 56px; background: var(--line); overflow: hidden;
}
.scroll-hint span {
  display: block; width: 100%; height: 40%;
  background: linear-gradient(var(--aurora-1), transparent);
  animation: scrolldown 2.2s ease-in-out infinite;
}
@keyframes scrolldown {
  from { transform: translateY(-100%); }
  to   { transform: translateY(260%); }
}

/* ============ セクション共通 ============ */
.section { max-width: 1060px; margin: 0 auto; padding: clamp(4rem, 9vw, 7.5rem) 1.5rem; }
.section-narrow { max-width: 780px; }
.section-head { text-align: center; margin-bottom: 3.2rem; }
.section-eyebrow {
  color: var(--gold); font-size: .74rem; letter-spacing: .4em;
  text-transform: uppercase; margin-bottom: .9rem;
}
.section-title {
  font-family: var(--font-serif); font-weight: 600;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
}

.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s cubic-bezier(.2, .8, .3, 1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ============================================================
   jQuery UI 上書きテーマ
   ============================================================ */

/* ---- Tabs ---- */
.room-tabs.ui-tabs {
  background: transparent; border: none; padding: 0;
}
.room-tabs .ui-tabs-nav {
  background: transparent; border: none; border-bottom: 1px solid var(--line);
  border-radius: 0; padding: 0; display: flex; justify-content: center; gap: .4rem;
}
.room-tabs .ui-tabs-nav li {
  background: transparent; border: none; margin: 0; border-radius: 0;
}
.room-tabs .ui-tabs-nav .ui-tabs-anchor {
  color: var(--ink-faint); font-size: .9rem; letter-spacing: .1em;
  padding: .9rem 1.6rem; float: none; display: inline-block;
  transition: color .3s; outline: none;
}
.room-tabs .ui-tabs-nav li.ui-tabs-active .ui-tabs-anchor { color: var(--ink); }
.room-tabs .ui-tabs-nav li {
  position: relative;
}
.room-tabs .ui-tabs-nav li::after {
  content: ""; position: absolute; left: 20%; right: 20%; bottom: -1px; height: 2px;
  background: linear-gradient(90deg, var(--aurora-1), var(--aurora-2));
  transform: scaleX(0); transition: transform .35s cubic-bezier(.2, .8, .3, 1);
}
.room-tabs .ui-tabs-nav li.ui-tabs-active::after { transform: scaleX(1); }

.room-panel.ui-tabs-panel {
  padding: 2.6rem 0 0; background: transparent; border: none;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center;
}
@media (max-width: 720px) { .room-panel.ui-tabs-panel { grid-template-columns: 1fr; } }

.room-visual {
  aspect-ratio: 4 / 3; border-radius: var(--radius);
  background: var(--room-grad);
  display: grid; place-items: center; position: relative; overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255, 255, 255, .15);
}
.room-visual::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 20%, rgba(255,255,255,.18), transparent 55%);
}
.room-glyph { font-size: 3.4rem; color: rgba(255, 255, 255, .8); text-shadow: 0 0 40px rgba(255,255,255,.6); }

.room-info h3 { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; margin-bottom: 1rem; }
.room-info h3 small { color: var(--ink-dim); font-size: .85rem; font-weight: 400; margin-left: .4rem; }
.room-info p { color: var(--ink-dim); font-size: .92rem; margin-bottom: 1.4rem; }
.room-specs { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.6rem; }
.room-specs li {
  font-size: .76rem; color: var(--ink-dim); letter-spacing: .06em;
  border: 1px solid var(--line); border-radius: 999px; padding: .3rem .9rem;
}
.room-price { display: flex; align-items: baseline; gap: .4rem; }
.price-num { font-family: var(--font-display); font-size: 1.9rem; color: var(--gold); }
.price-unit { color: var(--ink-faint); font-size: .8rem; }

/* ---- 予約カード ---- */
.booking-card {
  background: var(--card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 6px);
  padding: clamp(1.6rem, 4vw, 2.8rem);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
  display: flex; flex-direction: column; gap: 1.7rem;
}
.field-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1.2rem;
}
.field label {
  display: block; font-size: .74rem; letter-spacing: .16em; color: var(--ink-dim);
  text-transform: uppercase; margin-bottom: .55rem;
}
.field input[type="text"] {
  width: 100%; padding: .85rem 1.1rem;
  background: rgba(6, 9, 19, .55); color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px;
  font-family: var(--font-sans); font-size: .95rem;
  transition: border-color .25s, box-shadow .25s; outline: none;
}
.field input[type="text"]:focus {
  border-color: var(--aurora-2);
  box-shadow: 0 0 0 3px rgba(79, 157, 247, .18);
}
.field input::placeholder { color: var(--ink-faint); }

/* ---- Selectmenu ---- */
.ui-selectmenu-button.ui-button {
  width: 100%; padding: .85rem 1.1rem;
  background: rgba(6, 9, 19, .55); color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px;
  font-family: var(--font-sans); font-size: .95rem;
  transition: border-color .25s;
}
.ui-selectmenu-button.ui-button:hover,
.ui-selectmenu-button.ui-button:focus {
  background: rgba(6, 9, 19, .55); color: var(--ink); border-color: var(--aurora-2);
}
.ui-selectmenu-button .ui-selectmenu-icon.ui-icon { background-image: none; position: relative; }
.ui-selectmenu-button .ui-selectmenu-icon.ui-icon::after {
  content: ""; position: absolute; top: 4px; left: 4px;
  width: 7px; height: 7px; border-right: 1.5px solid var(--ink-dim);
  border-bottom: 1.5px solid var(--ink-dim); transform: rotate(45deg);
}
.ui-selectmenu-menu .ui-menu {
  background: #0e1430; border: 1px solid var(--line); border-radius: 12px;
  padding: .4rem; box-shadow: 0 20px 50px rgba(0, 0, 0, .55);
}
.ui-selectmenu-menu .ui-menu .ui-menu-item-wrapper {
  color: var(--ink-dim); font-family: var(--font-sans); font-size: .9rem;
  padding: .55rem .9rem; border: none; border-radius: 8px; margin: 0;
}
.ui-selectmenu-menu .ui-menu .ui-menu-item-wrapper.ui-state-active {
  background: rgba(79, 157, 247, .18); color: var(--ink);
}

/* ---- Slider ---- */
.budget-field output { color: var(--gold); text-transform: none; letter-spacing: .04em; margin-left: .6rem; }
#budget-slider.ui-slider {
  height: 4px; background: rgba(255, 255, 255, .1);
  border: none; border-radius: 999px; margin: 1.4rem .6rem .6rem;
}
#budget-slider .ui-slider-range {
  background: linear-gradient(90deg, var(--aurora-1), var(--aurora-2));
  border-radius: 999px;
}
#budget-slider .ui-slider-handle {
  width: 20px; height: 20px; top: -8px; margin-left: -10px;
  background: #fff; border: none; border-radius: 50%;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .5), 0 0 0 4px rgba(255, 255, 255, .12);
  cursor: grab; outline: none; transition: box-shadow .2s;
}
#budget-slider .ui-slider-handle:active { cursor: grabbing; }
#budget-slider .ui-slider-handle.ui-state-focus,
#budget-slider .ui-slider-handle:hover {
  box-shadow: 0 2px 10px rgba(0, 0, 0, .5), 0 0 0 6px rgba(79, 157, 247, .3);
}

/* ---- Checkboxradio（チップ） ---- */
.chip-set { display: flex; flex-wrap: wrap; gap: .6rem; }
.chip-set .ui-checkboxradio-label.ui-button {
  background: rgba(6, 9, 19, .55); color: var(--ink-dim);
  border: 1px solid var(--line); border-radius: 999px;
  font-family: var(--font-sans); font-size: .84rem; font-weight: 300;
  padding: .5rem 1.2rem; margin: 0; transition: all .25s;
}
.chip-set .ui-checkboxradio-label .ui-checkboxradio-icon,
.chip-set .ui-checkboxradio-label .ui-checkboxradio-icon-space { display: none; }
.chip-set .ui-checkboxradio-label.ui-checkboxradio-checked {
  background: linear-gradient(120deg, rgba(52, 211, 166, .2), rgba(79, 157, 247, .2));
  border-color: var(--aurora-1); color: var(--ink);
}
.chip-set .ui-checkboxradio-label.ui-checkboxradio-checked:hover { border-color: var(--aurora-1); }
.chip-set .ui-checkboxradio-label:hover { border-color: var(--ink-dim); background: rgba(6, 9, 19, .55); color: var(--ink); }

/* ---- Datepicker ---- */
.ui-datepicker {
  background: #0e1430; border: 1px solid var(--line); border-radius: 16px;
  padding: 1.1rem; width: 20rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .6);
  font-family: var(--font-sans);
}
.ui-datepicker .ui-datepicker-header {
  background: transparent; border: none; color: var(--ink);
  font-weight: 400; letter-spacing: .06em; padding-bottom: .5rem;
}
.ui-datepicker .ui-datepicker-title { font-size: .95rem; }
.ui-datepicker .ui-datepicker-prev,
.ui-datepicker .ui-datepicker-next {
  background: transparent; border: none; border-radius: 8px;
  top: 6px; cursor: pointer;
}
.ui-datepicker .ui-datepicker-prev { left: 6px; }
.ui-datepicker .ui-datepicker-next { right: 6px; }
.ui-datepicker .ui-datepicker-prev:hover,
.ui-datepicker .ui-datepicker-next:hover { background: rgba(255, 255, 255, .08); }
.ui-datepicker .ui-icon { background-image: none; position: relative; }
.ui-datepicker .ui-icon::after {
  content: ""; position: absolute; top: 5px; width: 7px; height: 7px;
  border-right: 1.5px solid var(--ink-dim); border-bottom: 1.5px solid var(--ink-dim);
}
.ui-datepicker .ui-datepicker-prev .ui-icon::after { left: 6px; transform: rotate(135deg); }
.ui-datepicker .ui-datepicker-next .ui-icon::after { left: 3px; transform: rotate(-45deg); }
.ui-datepicker th { color: var(--ink-faint); font-size: .7rem; font-weight: 400; letter-spacing: .1em; }
.ui-datepicker td { padding: 2px; }
.ui-datepicker td .ui-state-default {
  background: transparent; border: none; color: var(--ink-dim);
  text-align: center; border-radius: 10px; padding: .45em;
  font-size: .85rem; transition: background .2s, color .2s;
}
.ui-datepicker td .ui-state-default:hover { background: rgba(79, 157, 247, .18); color: var(--ink); }
.ui-datepicker td .ui-state-active {
  background: linear-gradient(120deg, var(--aurora-1), var(--aurora-2));
  color: #041016; font-weight: 500;
}
.ui-datepicker td .ui-state-highlight { border: 1px solid var(--gold); color: var(--gold); }
.ui-datepicker td.ui-state-disabled .ui-state-default { color: rgba(93, 104, 144, .4); }

/* ---- Autocomplete ---- */
.ui-autocomplete.ui-menu {
  background: #0e1430; border: 1px solid var(--line); border-radius: 12px;
  padding: .4rem; box-shadow: 0 20px 50px rgba(0, 0, 0, .55);
  font-family: var(--font-sans); max-height: 260px; overflow-y: auto;
}
.ui-autocomplete .ui-menu-item-wrapper {
  color: var(--ink-dim); font-size: .9rem; padding: .55rem .9rem;
  border: none; border-radius: 8px; margin: 0;
}
.ui-autocomplete .ui-menu-item-wrapper.ui-state-active {
  background: rgba(79, 157, 247, .18); color: var(--ink);
}

/* ---- Progressbar ---- */
.forecast-card {
  background: var(--card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 6px);
  padding: clamp(1.6rem, 4vw, 2.6rem);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
  display: flex; flex-direction: column; gap: 1.4rem;
}
.forecast-row { display: grid; grid-template-columns: 130px 1fr 90px; gap: 1.2rem; align-items: center; }
@media (max-width: 560px) { .forecast-row { grid-template-columns: 1fr; gap: .4rem; } }
.forecast-label { color: var(--ink-dim); font-size: .86rem; letter-spacing: .08em; }
.info-dot {
  display: inline-grid; place-items: center; width: 15px; height: 15px;
  margin-left: .45rem; border-radius: 50%; font-size: .62rem; font-style: normal;
  color: var(--ink-faint); border: 1px solid var(--line); cursor: help; vertical-align: 1px;
}
.forecast-value { color: var(--gold); font-size: .88rem; text-align: right; font-variant-numeric: tabular-nums; }
.pbar.ui-progressbar {
  height: 8px; background: rgba(255, 255, 255, .08);
  border: none; border-radius: 999px; overflow: hidden;
}
.pbar .ui-progressbar-value {
  background: linear-gradient(90deg, var(--aurora-1), var(--aurora-2), var(--aurora-3));
  border: none; border-radius: 999px; margin: 0;
  transition: width 1.6s cubic-bezier(.2, .8, .3, 1);
}
.forecast-note { color: var(--aurora-1); font-size: .84rem; text-align: center; margin-top: .6rem; letter-spacing: .04em; }

/* ---- Accordion ---- */
#faq-accordion.ui-accordion { display: flex; flex-direction: column; gap: .9rem; }
#faq-accordion .ui-accordion-header {
  background: var(--card); color: var(--ink);
  border: 1px solid var(--line); border-radius: 14px;
  font-family: var(--font-sans); font-weight: 400; font-size: .96rem;
  padding: 1.1rem 3.2rem 1.1rem 1.4rem; margin: 0;
  transition: border-color .3s, background .3s; outline: none; position: relative;
}
#faq-accordion .ui-accordion-header:hover { border-color: var(--ink-dim); }
#faq-accordion .ui-accordion-header.ui-state-active {
  border-color: var(--aurora-2);
  background: linear-gradient(120deg, rgba(52, 211, 166, .08), rgba(79, 157, 247, .08));
  border-radius: 14px 14px 0 0;
}
#faq-accordion .ui-accordion-header .ui-accordion-header-icon { display: none; }
#faq-accordion .ui-accordion-header::after {
  content: "+"; position: absolute; right: 1.3rem; top: 50%;
  transform: translateY(-50%); color: var(--aurora-1); font-size: 1.2rem;
  transition: transform .3s;
}
#faq-accordion .ui-accordion-header.ui-state-active::after {
  content: "−"; transform: translateY(-50%);
}
#faq-accordion .ui-accordion-content {
  background: rgba(14, 20, 48, .5); color: var(--ink-dim);
  border: 1px solid var(--aurora-2); border-top: none;
  border-radius: 0 0 14px 14px; padding: 1.2rem 1.4rem;
  font-size: .9rem; margin-top: -0.9rem; margin-bottom: 0;
}
#faq-accordion .ui-accordion-content strong { color: var(--gold); font-weight: 500; }

/* ---- Dialog ---- */
.ui-widget-overlay {
  background: rgba(4, 6, 14, .72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 1;
}
.ui-dialog {
  background: #0e1430; border: 1px solid var(--line);
  border-radius: 20px; padding: 0; overflow: hidden;
  box-shadow: 0 40px 100px rgba(0, 0, 0, .7);
  font-family: var(--font-sans);
}
.ui-dialog .ui-dialog-titlebar {
  background: transparent; border: none; border-bottom: 1px solid var(--line);
  border-radius: 0; color: var(--ink); padding: 1.1rem 1.6rem;
  font-weight: 400; letter-spacing: .14em; font-size: .86rem;
}
.ui-dialog .ui-dialog-titlebar-close {
  background: transparent; border: none; right: 1rem; cursor: pointer;
  width: 26px; height: 26px; border-radius: 8px;
}
.ui-dialog .ui-dialog-titlebar-close:hover { background: rgba(255, 255, 255, .08); }
.ui-dialog .ui-dialog-titlebar-close .ui-icon { background-image: none; position: relative; }
.ui-dialog .ui-dialog-titlebar-close .ui-icon::before,
.ui-dialog .ui-dialog-titlebar-close .ui-icon::after {
  content: ""; position: absolute; top: 7px; left: 1px;
  width: 13px; height: 1.5px; background: var(--ink-dim);
}
.ui-dialog .ui-dialog-titlebar-close .ui-icon::before { transform: rotate(45deg); }
.ui-dialog .ui-dialog-titlebar-close .ui-icon::after { transform: rotate(-45deg); }
.ui-dialog .ui-dialog-content { color: var(--ink-dim); padding: 1.8rem 1.6rem; }
.ui-dialog .ui-dialog-buttonpane {
  background: transparent; border-top: 1px solid var(--line);
  padding: .9rem 1.6rem; margin: 0;
}
.ui-dialog .ui-dialog-buttonpane .ui-button {
  background: linear-gradient(120deg, var(--aurora-1), var(--aurora-2));
  color: #041016; border: none; border-radius: 999px;
  font-family: var(--font-sans); font-size: .84rem; letter-spacing: .1em;
  padding: .6rem 1.6rem; margin: 0; cursor: pointer;
}

.dialog-checking { text-align: center; padding: 1.5rem 0; }
.spinner {
  width: 42px; height: 42px; margin: 0 auto 1.2rem;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .12);
  border-top-color: var(--aurora-1);
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.dialog-glyph { text-align: center; font-size: 1.8rem; color: var(--aurora-1); margin-bottom: .6rem; }
.dialog-heading {
  text-align: center; color: var(--ink); font-family: var(--font-serif);
  font-size: 1.2rem; font-weight: 600; margin-bottom: 1.4rem;
}
.dialog-summary { display: flex; flex-direction: column; gap: .55rem; margin-bottom: 1.3rem; }
.dialog-summary > div {
  display: flex; justify-content: space-between; gap: 1rem;
  border-bottom: 1px dashed var(--line); padding-bottom: .55rem;
}
.dialog-summary dt { color: var(--ink-faint); font-size: .8rem; letter-spacing: .1em; }
.dialog-summary dd { color: var(--ink); font-size: .88rem; text-align: right; }
.dialog-note { font-size: .74rem; color: var(--ink-faint); text-align: center; }

.tour-screen { text-align: center; }
.tour-aurora {
  height: 220px; border-radius: 14px; margin-bottom: 1rem;
  background:
    radial-gradient(ellipse 60% 45% at 30% 30%, rgba(52, 211, 166, .55), transparent 65%),
    radial-gradient(ellipse 55% 40% at 70% 45%, rgba(79, 157, 247, .45), transparent 65%),
    radial-gradient(ellipse 45% 35% at 50% 65%, rgba(169, 126, 240, .4), transparent 65%),
    linear-gradient(180deg, #060913 0%, #0b1533 100%);
  background-size: 200% 200%;
  animation: auroraFlow 8s ease-in-out infinite alternate;
}
@keyframes auroraFlow {
  from { background-position: 0% 0%, 100% 0%, 50% 100%, 0 0; }
  to   { background-position: 100% 60%, 0% 40%, 60% 0%, 0 0; }
}
.tour-caption { font-size: .8rem; color: var(--ink-faint); }

/* ---- Tooltip ---- */
.ui-tooltip {
  background: #1a2246; color: var(--ink);
  border: 1px solid var(--line); border-radius: 10px;
  padding: .6rem 1rem; font-family: var(--font-sans); font-size: .78rem;
  letter-spacing: .04em; line-height: 1.6; max-width: 260px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, .5);
}

/* ============ フッター ============ */
.site-footer {
  border-top: 1px solid var(--line); text-align: center;
  padding: 3.5rem 1.5rem 4rem; margin-top: 3rem;
}
.footer-brand {
  font-family: var(--font-display); letter-spacing: .3em;
  color: var(--ink); margin-bottom: 1rem;
}
.footer-note { color: var(--ink-faint); font-size: .78rem; margin-bottom: .4rem; }
.footer-credit { color: var(--ink-faint); font-size: .68rem; letter-spacing: .04em; opacity: .7; }

/* ============ レスポンシブ微調整 ============ */
@media (max-width: 640px) {
  .site-nav { display: none; }
  .site-header { gap: 1rem; }
  .site-header .btn-ghost { margin-left: auto; }
}