/* Sam Raan Pano2VR 8 Luxury Menu — branded 2026-09-27; V6 layout/behavior preserved */
:root {
  --samraan-copper: #d99862;
  --samraan-copper-dark: #945733;
  --panel: #211a17;
  --panel-deep: #171210;
  --panel-hover: #352820;
  --ink: #4f3a31;
  --white: #fff;
  --muted: #c7b8b0;
  --line: rgba(255,255,255,.14);
  --sidebar-width: 300px;
  --motion: cubic-bezier(.22,1,.36,1);
  --slide-duration: 560ms;
  --accordion-duration: 390ms;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);
  color-scheme: light;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 16px;
}
* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; }
body { background: #171210; color: var(--ink); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
button { color: inherit; cursor: pointer; }
button:disabled { cursor: default; }
button, a { touch-action: manipulation; }
button:focus-visible, a:focus-visible, input:focus-visible, #container:focus-visible { outline: 2px solid var(--samraan-copper); outline-offset: 3px; }
button:focus:not(:focus-visible) { outline: none; }
a { color: inherit; }
[hidden] { display: none !important; }
.icon-definitions { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }
#tour-shell { position: relative; isolation: isolate; width: 100%; height: 100dvh; overflow: hidden; }
#container { position: absolute; inset: 0; z-index: 0; background: #171210; }

/* Minimal Premium Start Loading Window */
.start-loader { position: fixed; inset: 0; z-index: 2147483000; display: grid; place-items: center; padding: 28px; background: #fff; opacity: 1; visibility: visible; transition: opacity .62s ease, visibility 0ms linear .62s; }
.start-loader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.start-loader__content { width: min(360px, calc(100vw - 56px)); text-align: center; }
.start-loader__logo { display: block; width: min(180px, 62vw); height: auto; margin: 0 auto; }
.start-loader__name { margin: 18px 0 0; color: #333; font-size: 12px; font-weight: 500; line-height: 1.45; letter-spacing: .055em; }
.start-loader__track { width: min(220px, 62vw); height: 2px; margin: 28px auto 0; overflow: hidden; background: #e3e3e3; }
.start-loader__track span { display: block; width: 0; height: 100%; background: var(--samraan-copper); transition: width 180ms ease; }

/* Compact, icon-only menu launcher */
.menu-toggle { position: absolute; top: max(20px, var(--safe-top)); left: max(20px, env(safe-area-inset-left)); z-index: 20; display: grid; width: 48px; height: 48px; place-items: center; padding: 0; border: 0; border-top: 3px solid var(--samraan-copper); background: #fff; color: #333; box-shadow: 0 8px 32px rgba(0,0,0,.2); transition: opacity .22s ease, transform .42s var(--motion), visibility .22s; }
.menu-toggle:hover { color: var(--samraan-copper-dark); }
body.menu-open .menu-toggle { opacity: 0; visibility: hidden; pointer-events: none; transform: translateX(-16px); }

.sidebar { position: absolute; inset: 0 auto 0 0; z-index: 30; display: flex; width: var(--sidebar-width); max-width: 100%; height: 100dvh; flex-direction: column; overflow: hidden; overscroll-behavior: contain; color: #fff; background: var(--panel); box-shadow: 18px 0 60px rgba(0,0,0,.18); transform: translateX(-104%); visibility: hidden; pointer-events: none; transition: transform var(--slide-duration) var(--motion), visibility 0s var(--slide-duration); }
body.menu-open .sidebar { transform: translateX(0); visibility: visible; pointer-events: auto; transition: transform var(--slide-duration) var(--motion), visibility 0s; }

/* Header: centered vertical lockup — Sam Raan logo above, brand name below */
.brand-header { position: relative; display: grid; min-height: 86px; flex: 0 0 auto; place-items: center; padding: calc(14px + var(--safe-top)) 44px 13px; border-bottom: 3px solid var(--samraan-copper); background: #fff; }
.brand-row { display: flex; width: 100%; max-width: 100%; min-height: 54px; flex-direction: column; align-items: center; justify-content: center; gap: 7px; margin: 0 auto; text-align: center; }
.brand-link { display: block; width: 92px; flex: 0 0 auto; line-height: 0; }
.brand-link img { display: block; width: 100%; height: auto; }
.brand-header p { width: 100%; max-width: 210px; margin: 0 auto; color: var(--ink); font-size: 9.5px; font-weight: 500; line-height: 1.34; letter-spacing: .005em; text-align: center; }
.icon-button { display: grid; width: 38px; height: 38px; place-items: center; padding: 0; border: 0; background: transparent; }
.close-menu { position: absolute; top: calc(15px + var(--safe-top)); right: 7px; color: var(--ink); }
.close-menu .icon { width: 19px; }
.close-menu:hover { color: var(--samraan-copper-dark); background: #f5f5f5; }

.menu-intro { flex: 0 0 auto; padding: 13px 18px 10px; }
.menu-intro .eyebrow { margin: 0 0 9px; color: #c7c7c7; font-size: 9.5px; font-weight: 700; line-height: 1.35; letter-spacing: .16em; text-align: center; }
.search-field { display: flex; min-height: 38px; align-items: center; gap: 9px; padding: 0 10px; border: 1px solid #5a4941; background: #2a211d; transition: border-color .25s ease, background .25s ease; }
.search-field:focus-within { border-color: var(--samraan-copper); background: #30251f; }
.search-field > .icon { width: 16px; color: #bbb; }
.search-field input { min-width: 0; width: 100%; padding: 9px 0; border: 0; outline: none; background: transparent; color: #fff; font-size: 11.5px; }
.search-field input::placeholder { color: #c2c2c2; }
.search-field input::-webkit-search-cancel-button { display: none; }
#clear-search { display: grid; width: 34px; height: 38px; margin-right: -8px; place-items: center; padding: 0; border: 0; background: transparent; color: #ddd; }
#clear-search .icon { width: 15px; }

.menu-scroll { flex: 1 1 auto; min-height: 70px; overflow-x: hidden; overflow-y: auto; overscroll-behavior: contain; padding: 0 18px 10px; scrollbar-width: thin; scrollbar-color: #555 transparent; }
.menu-section { border-top: 1px solid var(--line); }
.menu-section:last-child { border-bottom: 1px solid var(--line); }
.section-heading { margin: 0; font-size: inherit; }
.section-trigger { display: flex; width: 100%; min-height: 44px; align-items: center; gap: 9px; padding: 7px 0; border: 0; background: transparent; color: #f6f6f6; text-align: left; font-size: 12px; font-weight: 700; line-height: 1.25; }
.section-trigger > .icon { width: 15px; color: #aaa; transition: color .25s ease; }
.section-trigger .section-label { flex: 1; min-width: 0; }
.section-trigger .section-chevron { width: 12px; color: var(--samraan-copper); transition: transform var(--accordion-duration) var(--motion); }
.section-trigger[aria-expanded="true"] .section-chevron { transform: rotate(90deg); }
.section-trigger:hover > .icon, .section-trigger[aria-expanded="true"] > .icon { color: var(--samraan-copper); }
.section-panel { display: grid; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows var(--accordion-duration) var(--motion), opacity .25s ease; }
.section-panel.open { grid-template-rows: 1fr; opacity: 1; }
.section-clip { min-height: 0; overflow: hidden; }
.location-list { position: relative; margin: 0 0 0 6px; padding: 0 0 8px 17px; list-style: none; }
.location-list::before { position: absolute; top: 0; bottom: 16px; left: 0; width: 1px; background: #444; content: ""; }
.location-list li { position: relative; }
.location-button { display: flex; width: 100%; min-height: 34px; align-items: center; gap: 7px; padding: 6px 5px 6px 8px; border: 0; background: transparent; color: #d2d2d2; text-align: left; font-size: 11px; line-height: 1.32; transition: background .22s ease, color .22s ease, padding-left .3s var(--motion); }
.location-button .location-name { flex: 1; min-width: 0; }
.location-button .icon { width: 13px; height: 13px; color: var(--samraan-copper); opacity: 0; transform: translateX(-3px); transition: opacity .22s ease, transform .22s ease; }
.location-button:hover { padding-left: 13px; background: var(--panel-hover); color: #fff; }
.location-button:hover .icon { opacity: 1; transform: none; }
.location-button[aria-current="location"] { background: #352820; color: #fff; font-weight: 700; }
.location-button[aria-current="location"]::before { position: absolute; top: 8px; bottom: 8px; left: -20px; width: 3px; background: var(--samraan-copper); content: ""; }
.location-button[aria-current="location"] .icon { opacity: 1; transform: none; }
.location-button[aria-disabled="true"] { cursor: default; color: #bcbcbc; }

/* Nested submenu inside a parent category */
.nested-submenu { margin: 2px 0 6px; overflow: hidden; border: 1px solid rgba(217,152,98,.22); background: rgba(255,255,255,.018); list-style: none; }
.nested-trigger { display: flex; width: 100%; min-height: 34px; align-items: center; gap: 8px; padding: 6px 8px; border: 0; background: transparent; color: #ececec; text-align: left; font-size: 10.5px; font-weight: 700; letter-spacing: .015em; }
.nested-trigger::before { width: 5px; height: 5px; flex: 0 0 auto; border-radius: 50%; background: var(--samraan-copper); content: ""; }
.nested-trigger .nested-label { flex: 1; }
.nested-trigger .icon { width: 12px; color: var(--samraan-copper); transition: transform .32s var(--motion); }
.nested-trigger[aria-expanded="true"] .icon { transform: rotate(90deg); }
.nested-panel { display: grid; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows .34s var(--motion), opacity .22s ease; }
.nested-panel.open { grid-template-rows: 1fr; opacity: 1; }
.nested-clip { min-height: 0; overflow: hidden; }
.nested-list { margin-left: 13px; padding-bottom: 6px; }
.nested-list::before { bottom: 10px; background: rgba(217,152,98,.28); }
.empty-search { margin: 16px 0; font-size: 12px; line-height: 1.6; }
.empty-search span { color: var(--muted); font-size: 11px; }

/* Footer hierarchy preserved, Sam Raan copper palette */
.sidebar-footer { position: relative; z-index: 8; display: grid; flex: 0 0 auto; gap: 10px; padding: 13px 10px max(18px, calc(var(--safe-bottom) + 12px)); border-top: 1px solid rgba(255,255,255,.16); background: rgba(10,10,10,.72); }
.sidebar-footer::before { position: absolute; top: 0; right: 18px; left: 18px; height: 1px; background: rgba(217,152,98,.32); content: ""; }
.footer-socials { display: flex; align-items: center; justify-content: center; gap: 7px; flex-wrap: nowrap; }
.footer-social { display: grid; width: 38px; min-width: 38px; height: 38px; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.26); border-radius: 50%; background: rgba(255,255,255,.045); color: rgba(255,255,255,.76); text-decoration: none; cursor: pointer; transition: transform .28s ease, background .28s ease, border-color .28s ease, color .28s ease; }
.footer-social:hover, .footer-social:focus-visible { border-color: var(--samraan-copper); background: var(--samraan-copper); color: #181818; transform: translateY(-2px); }
.footer-svg, .popup-svg { display: block; width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.footer-made { margin-top: 2px; color: rgba(255,255,255,.42); font-size: 9px; font-weight: 400; line-height: 1.2; letter-spacing: .14em; text-align: center; text-transform: uppercase; }
.footer-made a { color: rgba(255,255,255,.62); text-decoration: none; transition: color .25s ease; }
.footer-made a:hover { color: var(--samraan-copper); }

.menu-backdrop { position: absolute; inset: 0; z-index: 25; border: 0; background: rgba(0,0,0,.52); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .34s ease, visibility .34s; }

/* Hover preview */
.caltech-hover-preview { position: fixed; left: 310px; top: 72px; z-index: 2147482600; width: 232px; height: 150px; opacity: 0; visibility: hidden; pointer-events: none; transform: translateX(7px) scale(.965); transition: opacity .12s linear, transform .18s var(--motion), visibility 0ms linear .12s; }
.caltech-hover-preview.show { opacity: 1; visibility: visible; transform: translateX(0) scale(1); transition: opacity .12s linear, transform .18s var(--motion), visibility 0ms linear; }
.caltech-hover-preview::before { position: absolute; top: 50%; left: -8px; z-index: 12; border-top: 8px solid transparent; border-right: 8px solid rgba(217,152,98,.82); border-bottom: 8px solid transparent; content: ""; transform: translateY(-50%); }
.caltech-preview-card { position: relative; width: 100%; height: 100%; overflow: hidden; border: 1px solid rgba(217,152,98,.58); border-radius: 14px; background: #171210; box-shadow: 0 22px 65px rgba(0,0,0,.42); }
.caltech-preview-image-wrap { position: absolute; inset: 0; overflow: hidden; border-radius: 13px; background: #2a211d; }
.caltech-preview-image-wrap img { display: block; width: 100%; height: 100%; object-fit: cover; opacity: 1; transition: opacity .18s ease; }
.caltech-preview-image-wrap.image-missing img { opacity: 0; }
.caltech-preview-image-wrap.image-missing::before { position: absolute; inset: 0; display: grid; place-items: center; background: radial-gradient(circle at 50% 30%, rgba(217,152,98,.17), #171210 72%); color: var(--samraan-copper); content: "S"; font-size: 44px; font-weight: 700; }
.caltech-preview-title { position: absolute; right: 0; bottom: 0; left: 0; z-index: 10; display: flex; min-height: 42px; align-items: flex-end; justify-content: center; padding: 18px 11px 8px; overflow: hidden; border-radius: 0 0 13px 13px; background: linear-gradient(to top, rgba(14,14,14,.98), rgba(14,14,14,.56), transparent); color: #fff; font-size: 12px; font-weight: 700; line-height: 1.2; text-align: center; }
.caltech-preview-title span { display: -webkit-box; max-height: 2.4em; overflow: hidden; text-overflow: ellipsis; white-space: normal; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }

/* Center-screen location iframe popup */
.location-popup { position: fixed; inset: 0; z-index: 2147483900; display: flex; align-items: center; justify-content: center; padding: 32px; background: rgba(10,10,10,.78); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .36s var(--motion), visibility .36s; }
.location-popup.open { opacity: 1; visibility: visible; pointer-events: auto; }
.location-window { position: relative; width: min(1060px,94vw); height: min(690px,88dvh); overflow: hidden; border: 1px solid rgba(217,152,98,.38); border-radius: 20px; background: #171210; box-shadow: 0 30px 100px rgba(0,0,0,.55); opacity: 0; transform: translateY(18px) scale(.965); transition: transform .52s var(--motion), opacity .32s ease, border-radius .52s var(--motion), width .52s var(--motion), height .52s var(--motion); }
.location-popup.open .location-window { opacity: 1; transform: translateY(0) scale(1); }
.location-top { position: absolute; inset: 0 0 auto; z-index: 4; display: flex; height: 62px; align-items: center; justify-content: space-between; padding: 0 14px 0 20px; border-bottom: 1px solid rgba(217,152,98,.22); background: #211a17; }
.location-title { display: flex; min-width: 0; align-items: center; gap: 10px; overflow: hidden; color: #fff; }
.location-title-icon, .location-close, .location-full, .location-map-link { display: grid; width: 38px; min-width: 38px; height: 38px; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; background: rgba(255,255,255,.045); color: rgba(255,255,255,.76); text-decoration: none; }
.location-title-icon { width: 28px; min-width: 28px; height: 28px; color: var(--samraan-copper); }
.location-title-copy { display: grid; min-width: 0; gap: 3px; }
.location-title-copy strong { overflow: hidden; font-size: 10px; font-weight: 700; letter-spacing: .08em; text-overflow: ellipsis; text-transform: uppercase; white-space: nowrap; }
.location-title-copy small { overflow: hidden; color: rgba(255,255,255,.55); font-size: 9px; font-weight: 400; letter-spacing: .02em; text-overflow: ellipsis; white-space: nowrap; }
.location-actions { display: flex; flex-shrink: 0; align-items: center; gap: 8px; }
.location-close, .location-full, .location-map-link { cursor: pointer; transition: background .25s ease, border-color .25s ease, transform .25s ease, color .25s ease; }
.location-close:hover, .location-full:hover, .location-map-link:hover { border-color: var(--samraan-copper); background: var(--samraan-copper); color: #171210; transform: translateY(-1px); }
.location-window iframe { position: absolute; inset: 62px 0 0; z-index: 1; width: 100%; height: calc(100% - 62px); border: 0; background: #fff; }
.location-loader { position: absolute; inset: 62px 0 0; z-index: 3; display: flex; align-items: center; flex-direction: column; justify-content: center; background: #171210; color: #fff; opacity: 1; visibility: visible; transition: opacity .45s ease, visibility 0ms linear .45s; }
.location-loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.location-spinner { position: relative; display: grid; width: 58px; height: 58px; place-items: center; color: var(--samraan-copper); }
.location-spinner::before { position: absolute; inset: 0; border: 2px solid rgba(217,152,98,.16); border-top-color: var(--samraan-copper); border-radius: 50%; content: ""; animation: mapSpin .85s linear infinite; }
.location-spinner .popup-svg { width: 22px; height: 22px; }
.location-loading-text { margin-top: 15px; color: rgba(255,255,255,.55); font-size: 9px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; }
@keyframes mapSpin { to { transform: rotate(360deg); } }
.location-popup.is-expanded { padding: 0; background: rgba(10,10,10,.96); }
.location-window.is-expanded { width: 100vw; height: 100dvh; border: 0; border-radius: 0; }

/* Persistent right-bottom panorama controls. Bottom row = language + fullscreen; audio = directly above fullscreen. */
.corner-audio, .corner-fullscreen { position: fixed; right: 20px; z-index: 25; display: grid; width: 46px; height: 46px; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.32); border-radius: 50%; background: rgba(33,26,23,.78); box-shadow: 0 14px 45px rgba(0,0,0,.28); color: rgba(255,255,255,.84); cursor: pointer; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); transition: color .28s ease, background .28s ease, border-color .28s ease, transform .28s var(--motion); }
.corner-fullscreen { bottom: max(20px, calc(var(--safe-bottom) + 12px)); }
.corner-audio { bottom: max(76px, calc(var(--safe-bottom) + 68px)); }
.corner-audio:hover, .corner-audio:focus-visible, .corner-audio:not(.is-muted), .corner-fullscreen:hover, .corner-fullscreen:focus-visible, .corner-fullscreen.is-active { border-color: var(--samraan-copper); background: rgba(33,26,23,.96); color: var(--samraan-copper); transform: translateY(-2px); }
.corner-audio svg, .corner-fullscreen svg { position: absolute; width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.45; transition: opacity .24s ease, transform .32s var(--motion); }
.corner-audio__off, .corner-fullscreen__exit { opacity: 0; transform: scale(.72); }
.corner-audio.is-muted .corner-audio__on { opacity: 0; transform: scale(.72); }
.corner-audio.is-muted .corner-audio__off { opacity: 1; transform: scale(1); }
.corner-fullscreen.is-active .corner-fullscreen__enter { opacity: 0; transform: scale(.72); }
.corner-fullscreen.is-active .corner-fullscreen__exit { opacity: 1; transform: scale(1); }

.toast { position: fixed; top: max(18px, calc(var(--safe-top) + 12px)); left: 50%; z-index: 2147483800; width: max-content; max-width: calc(100vw - 32px); padding: 11px 15px; border-left: 3px solid var(--samraan-copper); background: rgba(33,26,23,.94); color: #fff; box-shadow: 0 8px 32px rgba(0,0,0,.25); opacity: 0; pointer-events: none; transform: translate(-50%,-10px); font-size: 11px; line-height: 1.45; transition: opacity .22s ease, transform .32s var(--motion); }
.toast.visible { opacity: 1; transform: translate(-50%,0); }
.noscript { position: fixed; inset: 0; z-index: 2147483647; display: grid; place-items: center; padding: 30px; background: #171210; color: #fff; text-align: center; font: 16px Helvetica,Arial,sans-serif; }

@media (max-width: 760px) {
  :root { --sidebar-width: 100vw; }
  .sidebar { inset: 0; width: 100vw; height: 100dvh; min-height: 100%; border: 0; }
  .brand-header { min-height: 88px; padding: calc(14px + var(--safe-top)) 48px 12px; }
  .brand-row { min-height: 50px; }
  .brand-link { width: 90px; }
  .brand-header p { width: 100%; max-width: 220px; font-size: 9.8px; text-align: center; }
  .close-menu { top: calc(14px + var(--safe-top)); right: 8px; }
  .menu-intro { padding: 13px 18px 10px; }
  .menu-scroll { padding: 0 18px 10px; }
  .section-trigger { min-height: 44px; }
  .sidebar-footer { padding: 12px 10px max(16px, calc(var(--safe-bottom) + 10px)); }
  .footer-socials { gap: 7px; }
  .footer-social { width: 38px; min-width: 38px; height: 38px; }
  .menu-toggle { top: max(14px,var(--safe-top)); left: max(14px,env(safe-area-inset-left)); width: 44px; height: 44px; }
  body.menu-open .menu-backdrop { opacity: 1; visibility: visible; pointer-events: auto; }
  .caltech-hover-preview { display: none !important; }
  .location-popup { padding: 14px; }
  .location-window { width: 100%; height: min(720px,92dvh); border-radius: 15px; }
  .location-top { height: 58px; padding: 0 9px 0 12px; }
  .location-window iframe, .location-loader { inset-top: 58px; }
  .location-window iframe { inset: 58px 0 0; height: calc(100% - 58px); }
  .location-loader { inset: 58px 0 0; }
  .location-close, .location-full, .location-map-link { width: 34px; min-width: 34px; height: 34px; }
  .location-title-copy small { display: none; }
  .corner-audio, .corner-fullscreen { right: 14px; width: 40px; height: 40px; }
  .corner-fullscreen { bottom: max(14px, calc(var(--safe-bottom) + 8px)); }
  .corner-audio { bottom: max(64px, calc(var(--safe-bottom) + 58px)); }
  .corner-audio svg, .corner-fullscreen svg { width: 16px; height: 16px; }
}

@media (max-width: 390px) {
  .brand-link { width: 90px; }
  .brand-header p { width: 100%; max-width: 210px; font-size: 9.3px; text-align: center; }
  .footer-socials { gap: 6px; }
  .footer-social { width: 36px; min-width: 36px; height: 36px; }
  .footer-svg { width: 16px; height: 16px; }
}

@media (max-height: 650px) {
  .brand-header { min-height: 78px; padding-top: calc(9px + var(--safe-top)); padding-bottom: 8px; }
  .brand-row { min-height: 50px; }
  .close-menu { top: calc(9px + var(--safe-top)); }
  .menu-intro { padding-top: 9px; }
  .menu-intro .eyebrow { margin-bottom: 7px; }
  .section-trigger { min-height: 40px; padding: 6px 0; }
  .sidebar-footer { padding-top: 8px; padding-bottom: max(9px,calc(var(--safe-bottom) + 6px)); }
}



/* ================================================================
   Paragraph-style behavior pack — 2026-09-27
   ================================================================ */

/* Start window is time-driven by JS; progress is intentionally not eased. */
.start-loader__track span { transition: none; }

/* Real Pano2VR panorama-change download progress. */
.view-loader { position: fixed; inset: 0; z-index: 2147482800; display: grid; place-items: center; opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .18s ease, visibility 0ms linear .18s; }
.view-loader.is-visible { opacity: 1; visibility: visible; transition: opacity .18s ease, visibility 0ms; }
.view-loader__panel { display: grid; width: 138px; gap: 8px; padding: 12px 14px; border: 1px solid rgba(217,152,98,.42); border-radius: 12px; background: rgba(23,18,16,.84); box-shadow: 0 18px 55px rgba(0,0,0,.34); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.view-loader__percent { color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-align: center; font-variant-numeric: tabular-nums; }
.view-loader__track { height: 2px; overflow: hidden; background: rgba(255,255,255,.18); }
.view-loader__track span { display: block; width: 0; height: 100%; background: var(--samraan-copper); transition: width .1s linear; }

/* Top-right WALKINTO credit. */
.walkinto-copyright { position: fixed; top: max(18px, calc(var(--safe-top) + 12px)); right: max(20px, env(safe-area-inset-right, 20px)); z-index: 24; color: rgba(255,255,255,.82); font-size: 10px; font-weight: 700; letter-spacing: .11em; text-decoration: none; text-shadow: 0 2px 12px rgba(0,0,0,.58); transition: color .24s ease, opacity .24s ease; }
.walkinto-copyright:hover, .walkinto-copyright:focus-visible { color: var(--samraan-copper); }
body.menu-open .walkinto-copyright { opacity: .72; }

/* Language selector under 360° SPA TOUR. */
.menu-language-block { display: grid; justify-items: center; gap: 7px; margin: -1px 0 10px; }
.menu-language-line { display: block; width: 34px; height: 1px; background: rgba(217,152,98,.64); }
.language-switch { display: flex; align-items: center; justify-content: center; }
.language-switch--menu { gap: 6px; }
.language-separator { color: rgba(255,255,255,.28); font-size: 9px; }
.language-button { min-width: 27px; height: 25px; padding: 0 5px; border: 0; border-radius: 4px; background: transparent; color: rgba(255,255,255,.48); font-size: 9px; font-weight: 700; letter-spacing: .08em; cursor: pointer; transition: color .2s ease, background .2s ease, border-color .2s ease; }
.language-button:hover, .language-button:focus-visible, .language-button.is-active { color: var(--samraan-copper); }
.language-switch--menu .language-button.is-active { background: rgba(217,152,98,.10); }

/* Dreamland-style bottom-right language selector: compact round current-language button, expanding vertically with autoclose. */
.corner-language-switcher { position: fixed; right: 76px; bottom: max(20px, calc(var(--safe-bottom) + 12px)); z-index: 25; width: 46px; height: 46px; overflow: hidden; border: 1px solid rgba(255,255,255,.32); border-radius: 50%; background: rgba(33,26,23,.78); box-shadow: 0 14px 45px rgba(0,0,0,.28); color: var(--samraan-copper); cursor: pointer; transform-origin: bottom center; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); transition: height .40s var(--motion), border-radius .34s var(--motion), transform .28s var(--motion), border-color .28s ease, box-shadow .28s ease, background .28s ease; }
.corner-language-switcher:hover, .corner-language-switcher.is-open { border-color: var(--samraan-copper); background: rgba(33,26,23,.96); box-shadow: 0 14px 45px rgba(0,0,0,.32), 0 0 18px rgba(217,152,98,.16); transform: translateY(-2px); }
.corner-language-switcher.is-open { height: 88px; border-radius: 999px; cursor: default; }
.corner-lang-current { position: absolute; inset: 0; display: flex; width: 46px; height: 46px; align-items: center; justify-content: center; padding: 0; border: 0; border-radius: 50%; background: transparent; color: var(--samraan-copper); cursor: pointer; font: 700 9px/1 Arial,Helvetica,sans-serif; letter-spacing: .08em; text-transform: uppercase; outline: none; transition: opacity .22s ease, visibility .22s ease, transform .30s var(--motion), color .22s ease; }
.corner-lang-current:hover, .corner-lang-current:focus-visible { color: #fff; }
.corner-language-switcher.is-open .corner-lang-current { opacity: 0; visibility: hidden; pointer-events: none; transform: scale(.76); }
.corner-lang-options { position: absolute; inset: 6px 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(8px) scale(.96); transition: opacity .22s ease .04s, visibility .22s ease, transform .30s var(--motion); }
.corner-language-switcher.is-open .corner-lang-options { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0) scale(1); }
.corner-language-switcher .corner-lang-option { width: 100%; min-width: 0; height: 34px; padding: 0; border: 0 !important; border-radius: 0 !important; background: transparent !important; color: rgba(255,255,255,.64); box-shadow: none !important; font-size: 8.5px; letter-spacing: .07em; }
.corner-language-switcher .corner-lang-option:hover, .corner-language-switcher .corner-lang-option:focus-visible { color: #fff; text-shadow: 0 0 12px rgba(217,152,98,.35); }
.corner-language-switcher .corner-lang-option.is-active { color: var(--samraan-copper); text-shadow: 0 0 12px rgba(217,152,98,.28); }

/* Panorama item hover preview — off-DOM verification + visible loader/shimmer. */
.caltech-preview-image-wrap img { opacity: 0; transform: scale(1.025); transition: opacity .28s ease, transform .6s var(--motion); }
.caltech-preview-image-wrap.is-ready img { opacity: 1; transform: scale(1); }
.caltech-preview-image-wrap.is-loading img, .caltech-preview-image-wrap.image-missing img { opacity: 0; }
.caltech-preview-loader { position: absolute; z-index: 7; top: 50%; left: 50%; display: none; width: 24px; height: 24px; margin: -12px 0 0 -12px; border: 1px solid rgba(255,255,255,.22); border-top-color: var(--samraan-copper); border-radius: 50%; animation: samraan-preview-spin .72s linear infinite; }
.caltech-preview-image-wrap.is-loading .caltech-preview-loader { display: block; }
.caltech-preview-image-wrap.is-loading::after { position: absolute; z-index: 5; inset: 0; content: ""; background: linear-gradient(115deg, transparent 28%, rgba(255,255,255,.07) 48%, transparent 68%); transform: translateX(-100%); animation: samraan-preview-shimmer 1.35s ease-in-out infinite; }
@keyframes samraan-preview-spin { to { transform: rotate(360deg); } }
@keyframes samraan-preview-shimmer { 0% { transform: translateX(-100%); } 60%,100% { transform: translateX(100%); } }

/* Pano2VR point-hotspot Target View preview, inspired by Paragraph reference. */
.samraan-hotspot-anchor { overflow: visible !important; }
.samraan-hotspot-preview-shell { position: absolute !important; z-index: 2147482000 !important; left: 50% !important; top: 0 !important; width: 224px !important; height: 144px !important; margin: 0 !important; overflow: visible !important; border: 1px solid rgba(217,152,98,.66) !important; border-radius: 17px !important; background: rgba(23,18,16,.95) !important; box-shadow: 0 24px 70px rgba(0,0,0,.44), 0 4px 16px rgba(0,0,0,.28) !important; opacity: 0; visibility: hidden; pointer-events: none !important; transform: translate(-50%, calc(-100% - 24px)) translateY(8px) scale(.965); transform-origin: 50% 100%; transition: opacity .2s ease, transform .32s var(--motion), visibility 0ms linear .22s !important; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.samraan-hotspot-preview-shell.is-preview-visible { opacity: 1; visibility: visible; transform: translate(-50%, calc(-100% - 24px)) translateY(0) scale(1); transition: opacity .2s ease, transform .32s var(--motion), visibility 0ms !important; }
.samraan-hotspot-preview-shell::before { position: absolute; z-index: 3; inset: -1px; border-radius: 17px; content: ""; pointer-events: none; background: linear-gradient(140deg, rgba(255,255,255,.2), rgba(255,255,255,0) 30%, rgba(217,152,98,.12) 72%, rgba(255,255,255,.1)); box-shadow: inset 0 0 0 1px rgba(255,255,255,.035); }
.samraan-hotspot-preview-shell::after { position: absolute; z-index: 4; left: 50%; bottom: -6px; width: 12px; height: 12px; content: ""; border-right: 1px solid rgba(217,152,98,.66); border-bottom: 1px solid rgba(217,152,98,.66); border-radius: 0 0 2px 0; background: #211a17; transform: translateX(-50%) rotate(45deg); }
.samraan-hotspot-preview-image { position: absolute !important; z-index: 1 !important; inset: 0 !important; overflow: hidden !important; border-radius: 16px !important; background: #171210 !important; pointer-events: none !important; }
.samraan-hotspot-target-render { position: absolute !important; z-index: 2 !important; inset: 0 !important; width: 100% !important; height: 100% !important; overflow: hidden !important; border-radius: 16px !important; opacity: 0; pointer-events: none !important; transform: scale(1.025); transition: opacity .28s ease, transform .7s var(--motion) !important; }
.samraan-hotspot-target-render canvas { width: 100% !important; height: 100% !important; pointer-events: none !important; }
.samraan-hotspot-preview-image.is-target-ready .samraan-hotspot-target-render { opacity: 1; transform: scale(1); }
.samraan-hotspot-preview-image::after { position: absolute; z-index: 4; inset: 0; content: ""; pointer-events: none; background: linear-gradient(to top, rgba(14,12,11,.94) 0, rgba(14,12,11,.56) 26%, rgba(14,12,11,.06) 52%, rgba(255,255,255,.035) 100%); }
.samraan-hotspot-image-loader { position: absolute; z-index: 8; top: 50%; left: 50%; display: block; width: 26px; height: 26px; margin: -13px 0 0 -13px; border: 1px solid rgba(255,255,255,.22); border-top-color: var(--samraan-copper); border-radius: 50%; animation: samraan-preview-spin .72s linear infinite; pointer-events: none; }
.samraan-hotspot-preview-image.is-target-ready .samraan-hotspot-image-loader { display: none; }
.samraan-hotspot-preview-title { position: absolute; z-index: 7; right: 0; bottom: 0; left: 0; display: flex; min-height: 46px; align-items: flex-end; justify-content: center; padding: 17px 14px 10px; color: #fff; font-size: 12px; font-weight: 700; line-height: 1.18; text-align: center; text-shadow: 0 2px 9px rgba(0,0,0,.72); pointer-events: none; }
.samraan-hotspot-preview-image.is-target-error::before { position: absolute; z-index: 6; inset: 0; display: grid; place-items: center; content: "360°"; color: rgba(255,255,255,.82); font-size: 25px; background: radial-gradient(circle at 50% 35%, rgba(217,152,98,.20), #171210 72%); }
#container.hotspot-is-exiting .samraan-hotspot-preview-shell { opacity: 0 !important; visibility: hidden !important; }
#container.hotspot-is-exiting .samraan-hotspot-anchor, #container.hotspot-is-exiting .ggskin_hotspot { pointer-events: none !important; }

@media (hover: none), (max-width: 760px) {
  .samraan-hotspot-preview-shell { display: none !important; }
}

@media (max-width: 760px) {
  .walkinto-copyright { top: max(16px, calc(var(--safe-top) + 10px)); right: 14px; font-size: 9px; }
  .corner-language-switcher { right: 64px; bottom: max(14px, calc(var(--safe-bottom) + 8px)); width: 40px; height: 40px; }
  .corner-language-switcher.is-open { width: 40px; height: 82px; }
  .corner-lang-current { width: 40px; height: 40px; font-size: 8.5px; }
  .corner-language-switcher .corner-lang-option { height: 32px; font-size: 8.5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0ms !important; }
}

/* ================================================================
   Exact Paragraph-reference generated-skin hotspot preview behavior
   (Sam Raan palette) — 2026-09-27
   ================================================================ */
.samraan-skin-hotspot-preview-shell {
  width:224px!important;height:144px!important;left:-112px!important;top:-174px!important;
  overflow:visible!important;border:1px solid rgba(217,152,98,.66)!important;
  border-radius:17px!important;background:rgba(23,18,16,.95)!important;
  box-shadow:0 24px 70px rgba(0,0,0,.44),0 4px 16px rgba(0,0,0,.28)!important;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);pointer-events:none!important;
  opacity:0;transform:translateY(8px) scale(.965);transition:opacity .2s ease,transform .32s var(--motion)!important
}
.samraan-skin-hotspot-preview-shell.is-preview-visible{opacity:1;transform:translateY(0) scale(1)}
.samraan-skin-hotspot-preview-shell::before{
  position:absolute;z-index:3;inset:-1px;border-radius:17px;content:"";pointer-events:none;
  background:linear-gradient(140deg,rgba(255,255,255,.20),rgba(255,255,255,0) 30%,rgba(217,152,98,.13) 72%,rgba(255,255,255,.10));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.035)
}
.samraan-skin-hotspot-preview-shell::after{
  position:absolute;z-index:4;left:50%;bottom:-6px;width:12px;height:12px;content:"";
  border-right:1px solid rgba(217,152,98,.66);border-bottom:1px solid rgba(217,152,98,.66);
  background:#211a17;transform:translateX(-50%) rotate(45deg);border-radius:0 0 2px 0
}
.samraan-skin-hotspot-preview-image{
  width:100%!important;height:100%!important;left:0!important;top:0!important;
  overflow:hidden!important;border:0!important;border-radius:16px!important;
  background:#171210!important;pointer-events:none!important
}
.samraan-skin-hotspot-preview-image>img{
  width:100%!important;height:100%!important;left:0!important;top:0!important;
  margin:0!important;object-fit:cover!important;opacity:0;transform:scale(1.035);
  filter:saturate(.94) contrast(1.025) brightness(.94);
  transition:opacity .32s ease,transform .7s var(--motion)!important
}
.samraan-skin-hotspot-preview-image.is-image-ready>img{opacity:1;transform:scale(1)}
.samraan-skin-hotspot-target-render{
  position:absolute!important;z-index:2!important;inset:0!important;width:100%!important;height:100%!important;
  overflow:hidden!important;border-radius:16px!important;opacity:0;pointer-events:none!important;
  transform:scale(1.025);transition:opacity .28s ease,transform .7s var(--motion)!important
}
.samraan-skin-hotspot-target-render canvas{width:100%!important;height:100%!important;pointer-events:none!important}
.samraan-skin-hotspot-target-render #hotspots,
.samraan-skin-hotspot-target-render [id="hotspots"],
.samraan-skin-hotspot-target-render .ggskin_hotspot{display:none!important;visibility:hidden!important;opacity:0!important;pointer-events:none!important}
.samraan-skin-hotspot-preview-image.uses-target-view>img{opacity:0!important}
.samraan-skin-hotspot-preview-image.is-target-ready .samraan-skin-hotspot-target-render{opacity:1;transform:scale(1)}
.samraan-skin-hotspot-preview-image.is-target-loading .samraan-skin-hotspot-image-loader{display:block}
.samraan-skin-hotspot-preview-image.is-target-error .samraan-skin-hotspot-target-render{opacity:0}
.samraan-skin-hotspot-preview-image.is-target-error::before,
.samraan-skin-hotspot-preview-image.is-image-error:not(.uses-target-view)::before{
  position:absolute;z-index:6;inset:0;display:grid;place-items:center;content:"360°";
  color:rgba(255,255,255,.82);font-size:26px;
  background:radial-gradient(circle at 50% 35%,rgba(217,152,98,.23),#171210 72%)
}
.samraan-skin-hotspot-preview-image::after{
  position:absolute;z-index:4;inset:0;content:"";pointer-events:none;
  background:linear-gradient(to top,rgba(14,12,11,.94) 0,rgba(14,12,11,.58) 26%,rgba(14,12,11,.07) 52%,rgba(255,255,255,.035) 100%)
}
.samraan-skin-hotspot-image-loader{
  position:absolute;z-index:8;top:50%;left:50%;display:none;width:26px;height:26px;
  margin:-13px 0 0 -13px;border:1px solid rgba(255,255,255,.22);border-top-color:var(--samraan-copper);
  border-radius:50%;animation:samraan-preview-spin .72s linear infinite;pointer-events:none
}
.samraan-skin-hotspot-preview-image.is-loading .samraan-skin-hotspot-image-loader{display:block}
.samraan-skin-hotspot-preview-title{
  z-index:7!important;bottom:0!important;left:0!important;width:100%!important;height:auto!important;
  min-height:46px!important;color:#fff!important;background:transparent!important;pointer-events:none!important
}
.samraan-skin-hotspot-preview-title>div{
  box-sizing:border-box!important;display:flex!important;align-items:flex-end!important;justify-content:center!important;
  min-height:46px!important;padding:17px 14px 10px!important;background:transparent!important;
  border:0!important;box-shadow:none!important;color:#fff!important;font-size:12px!important;font-weight:700!important;
  letter-spacing:.018em!important;line-height:1.18!important;text-align:center!important;text-shadow:0 2px 9px rgba(0,0,0,.72)!important
}
#container.hotspot-is-exiting .ggskin_hotspot,
#container.hotspot-is-exiting .ggskin_hotspot *,
#container.hotspot-is-exiting .samraan-skin-hotspot-preview-shell{pointer-events:none!important}
#container.hotspot-is-exiting .samraan-skin-hotspot-preview-shell,
#container.hotspot-is-exiting .ggskin_hotspot .ggskin_container{visibility:hidden!important}

@media (hover:none), (max-width:760px){.samraan-skin-hotspot-preview-shell{display:none!important}}