/* App header + phone tab bar (design prototype §3, §11.1). */
.app-header{
  position:sticky;top:0;z-index:40;height:60px;
  display:flex;align-items:center;gap:28px;padding:0 24px;
  /* Settings → Site accent: a solid glow of --bar over the header fill */
  background:color-mix(in srgb,var(--bar) 6%,var(--chrome));
  border-bottom:1px solid var(--line);
  transition:background-color .3s,border-color .3s,color .3s;
}
:root[data-mode="moody"] .app-header{background:var(--chrome)}
:root[data-mode="light"] .app-header{background:color-mix(in srgb,var(--bar) 10%,var(--chrome))}
.app-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--bar);opacity:.5;pointer-events:none}
.app-header .logo{display:flex;align-items:center;gap:10px;font:500 20px var(--serif);letter-spacing:.01em;color:var(--text);text-decoration:none;flex:none}
.app-header .logo .w{font:400 17px "Super Mario 256",var(--serif);letter-spacing:.02em}
.app-header .logo .mk{width:28px;height:28px;border-radius:0;object-fit:contain;display:block;border:0;outline:none;box-shadow:none;background:none}
.app-header nav.main{display:flex;gap:2px;min-width:0}
.app-header nav.main a{height:34px;padding:0 14px;border-radius:var(--r);color:var(--muted);font:400 12.5px "Super Mario 256",var(--sans);letter-spacing:.03em;transition:.15s;display:flex;align-items:center;text-decoration:none;white-space:nowrap}
.app-header nav.main a:hover{color:var(--text);background:var(--hover)}
.app-header nav.main a.on{color:var(--text);background:var(--bar-soft);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bar) 40%,transparent)}
.app-header .h-right{margin-left:auto;display:flex;align-items:center;gap:10px;position:relative}
.hdr-menu{position:relative}
.hdr-guest{display:flex;gap:8px}

.theme-btn{display:flex;align-items:center;gap:8px;height:34px;padding:0 12px;border-radius:var(--r);border:1px solid var(--line-2);color:var(--muted);font-weight:500;font-size:13px}
.theme-btn:hover{color:var(--text);background:var(--surface-2)}
.star-btn{display:grid;place-items:center;width:34px;height:34px;border-radius:var(--r);border:1px solid var(--line-2);color:var(--accent-text)}
.star-btn:hover{color:var(--text);background:var(--surface-2)}
.star-btn .ico{width:16px;height:16px;fill:currentColor}
.star-btn[aria-pressed="false"]{color:var(--faint)}
.star-btn[aria-pressed="false"] .ico{fill:none}
/* touch screens never get the star, so the switch has nothing to do there */
@media not ((hover:hover) and (pointer:fine)){.star-btn{display:none}}
.music-btn[hidden]{display:none}
.music-btn .ico{fill:none;stroke:currentColor;stroke-width:2}
.music-btn[aria-pressed="false"]{opacity:.65}
@media not ((hover:hover) and (pointer:fine)){.music-btn{display:grid}.music-btn[hidden]{display:none}}
.theme-btn .dotz{display:flex}
.theme-btn .dotz i{width:10px;height:10px;border-radius:50%;border:1.5px solid var(--bg-2);margin-left:-3px}
.profile{display:flex;align-items:center;gap:9px;height:40px;padding:0 10px 0 4px;border-radius:999px;border:1px solid var(--line-2);transition:.15s}
.profile:hover,.hdr-menu-open>.profile{background:var(--surface-2);border-color:var(--line-3)}
.profile .nm{font-weight:500;font-size:13px;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chev{width:14px;height:14px;color:var(--faint);transition:transform .2s}
.hdr-menu-open>button .chev{transform:rotate(180deg)}

.app-header .pop{
  position:absolute;top:50px;right:0;z-index:50;min-width:230px;padding:6px;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line-2);
  box-shadow:0 20px 50px -10px var(--shadow);
  opacity:0;pointer-events:none;visibility:hidden;transform:translateY(-6px);transition:.15s;
}
.hdr-menu-open>.pop{opacity:1;pointer-events:auto;visibility:visible;transform:none}
.app-header .pop .who{display:flex;gap:10px;align-items:center;padding:10px 10px 12px;border-bottom:1px solid var(--line);margin-bottom:6px;color:var(--text);border-radius:0}
.app-header .pop .who:hover{background:none}
.app-header .pop .who b{display:block;font-weight:600;font-size:13px}
.app-header .pop .who small{display:block;color:var(--faint);font-size:12px}
.app-header .pop>a:not(.who),.app-header .pop>button{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;border-radius:var(--r-sm);color:var(--muted);font-size:13px;cursor:pointer;text-decoration:none;text-align:left}
.app-header .pop [hidden]{display:none!important}
.app-header .pop>a:not(.who):hover,.app-header .pop>button:hover{background:var(--surface-2);color:var(--text)}
.app-header .pop hr{border:0;border-top:1px solid var(--line);margin:6px 0}
.app-header .pop.themes{width:290px;padding:14px}
.app-header .pop.themes h5{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);font-weight:600;margin-bottom:10px}

.tabbar{display:none}

@media (max-width:860px){
  .app-header{gap:14px;padding:0 14px}
  .app-header .logo .w,.app-header .profile .nm{display:none}
  .app-header nav.main{overflow-x:auto}
  .app-header nav.main a{padding:0 10px}
}
@media (max-width:760px){
  body.has-tabbar{padding-bottom:calc(66px + env(safe-area-inset-bottom))}
  .app-header{height:calc(56px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 14px 0;gap:10px}
  .app-header nav.main{display:none}
  .app-header .h-right{gap:8px}
  .app-header .theme-btn{padding:0 10px;height:36px}
  .app-header .profile{height:40px;padding:0 8px 0 3px;gap:6px}
  .hdr-menu{position:static}
  .app-header .pop{position:fixed;top:calc(62px + env(safe-area-inset-top));left:12px;right:12px;min-width:0}
  .app-header .pop.themes{width:auto}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:45;
    padding:6px 8px calc(6px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--bg-2) 92%,transparent);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line)}
  .tabbar a{display:flex;flex-direction:column;align-items:center;gap:4px;padding:6px 0;border-radius:var(--r-md);color:var(--faint);font-size:11px;font-weight:500;text-decoration:none;min-height:44px}
  .tabbar .ico{width:21px;height:21px}
  .tabbar a.on{color:var(--text)}
  .tabbar a.on .ico{color:var(--accent-text)}
}
/* Quick site tour (site-tour.js): a ring around each header element and a small card beside it */
.site-tour-ring{position:fixed;z-index:9998;border-radius:12px;pointer-events:none;box-shadow:0 0 0 3px var(--accent),0 0 0 9999px rgba(0,0,0,.55);transition:left .25s,top .25s,width .25s,height .25s}
.site-tour-card{position:fixed;z-index:9999;padding:16px 16px 14px;border-radius:var(--r-lg,12px);border:1px solid var(--line-2);background:var(--surface);color:var(--text);box-shadow:0 18px 44px var(--shadow);font-family:var(--sans)}
.site-tour-step{margin:0 0 4px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-text)}
.site-tour-title{margin:0 0 6px;font-size:16px;font-weight:600}
.site-tour-body{margin:0 0 14px;font-size:13.5px;line-height:1.5;color:var(--muted)}
.site-tour-actions{display:flex;align-items:center;justify-content:space-between;gap:8px}
.site-tour-skip{padding:6px 2px;font-size:13px;color:var(--faint)}
.site-tour-skip:hover{color:var(--text)}
.site-tour-next{padding:8px 16px;border-radius:999px;background:var(--accent);color:#fff;font-size:13.5px;font-weight:600}
.site-tour-next:hover{filter:brightness(1.08)}

/* Themes menu: Themes | Language tabs */
.pop.themes .pop-tabs{display:flex;gap:4px;margin:0 0 10px;padding:3px;border-radius:9px;background:var(--surface-2,rgba(255,255,255,.06))}
.pop.themes .pop-tabs button{flex:1;height:28px;border-radius:7px;font-size:12.5px;font-weight:600;color:var(--muted)}
.pop.themes .pop-tabs button.on{background:var(--surface,#16224d);color:var(--text)}
.pop.themes .pop-pane[hidden]{display:none}
.pop.themes .pop-note{margin:0 0 10px;font-size:12px;line-height:1.45;color:var(--muted)}

/* ---------- Themes menu: Animated tab (the same picker as Waypoint's) ---------- */
.app-header .pop.themes:has([data-pop-pane="animated"]:not([hidden])){width:340px;max-height:calc(100vh - 80px);overflow:auto}
.app-header .pop [hidden].pop-pane{display:none!important}
.theme-pick{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.theme-option{position:relative;display:flex;flex-direction:column;gap:5px;padding:8px;min-width:0;text-align:left;background:none;border:1px solid var(--line-2);border-radius:var(--r-sm);color:var(--text);cursor:pointer;overflow:hidden}
.theme-option:hover{border-color:var(--line-3)}
.theme-option.is-on{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.theme-option:disabled{cursor:wait}
.theme-swatch{height:34px;flex:none;border:1px solid var(--line-2);border-radius:3px}
.swatch-off .theme-swatch{background:linear-gradient(135deg,var(--bg) 30%,var(--surface-3) 30% 65%,var(--line-3) 65%)}
.swatch-matrix .theme-swatch{background:#000 repeating-linear-gradient(90deg,transparent 0 9px,rgba(63,243,90,.55) 9px 10px)}
.swatch-aero .theme-swatch{background:radial-gradient(circle at 30% 20%,#ffffffcc 0 12%,transparent 30%),linear-gradient(160deg,#64d4ff,#0a8fd8 55%,#9fdcff)}
.swatch-meadow-field .theme-swatch{background:radial-gradient(circle at 20% 35%,#f783ac 0 3px,transparent 4px),radial-gradient(circle at 62% 60%,#fff 0 3px,transparent 4px),radial-gradient(circle at 80% 25%,#ffd43b 0 3px,transparent 4px),linear-gradient(180deg,#7cc26a,#4e9a45)}
.swatch-meadow-sky .theme-swatch{background:radial-gradient(circle at 78% 30%,#ffd76a 0 7px,transparent 9px),linear-gradient(180deg,#7ec8f2 0 62%,#5fa64a 62% 100%)}
.swatch-crystal-cave .theme-swatch{background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 34' preserveAspectRatio='xMidYMax slice'%3E%3Cpath fill='%232c9a9e' d='M0 28h120v6H0z'/%3E%3Cpath fill='%23c79bff' d='M44 28l-5-13 7-11 7 11-5 13z'/%3E%3Cpath fill='%239a6fe0' d='M46 4l7 11-5 13h-2z'/%3E%3Cpath fill='%23b48af5' d='M36 28l-8-9 2-6 8 7 2 8z'/%3E%3Cpath fill='%236ee8d0' d='M78 28l-4-10 5-7 5 7-4 10z'/%3E%3Cpath fill='%2338b8a8' d='M79 11l5 7-4 10h-1z'/%3E%3Cpath fill='%23ffc27a' d='M98 28l-2-6 3-4 3 4-2 6z'/%3E%3C/svg%3E") center bottom/100% 100% no-repeat,linear-gradient(180deg,#1c1648,#4a3a94)}
.theme-name{display:flex;justify-content:space-between;gap:6px;font-size:13px}
.theme-state{font-style:normal;font-size:10.5px;color:var(--accent-text)}
.theme-music{font-size:11px;color:var(--faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.theme-note{margin:8px 0 0;min-height:1.4em;font-size:11.5px;color:var(--faint)}
.scene-sounds{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);cursor:pointer}
.scene-sounds[hidden]{display:none}
/* after a switch every theme locks for 3 s; a grey clock face sweeps off the others */
@property --theme-cd{syntax:'<angle>';inherits:false;initial-value:0deg}
.theme-pick.is-loading .theme-option:not(.is-on),.theme-pick.is-cooling .theme-option:not(.is-on){filter:grayscale(1);opacity:.7}
.theme-pick.is-cooling .theme-option:not(.is-on)::after{content:"";position:absolute;inset:0;pointer-events:none;background:conic-gradient(from 0deg,transparent var(--theme-cd),rgba(110,110,110,.62) var(--theme-cd));animation:theme-cooldown 3s linear forwards}
@keyframes theme-cooldown{from{--theme-cd:0deg}to{--theme-cd:360deg}}

/* Waypoint's to-do list, expanding inside the guest menu */
.app-header .pop>.hdr-checklist-toggle span{flex:1;text-align:left}
.app-header .pop>.hdr-checklist-toggle small{color:var(--faint);font-size:12px}
.app-header .pop>.hdr-checklist-toggle .chev{transition:transform .15s ease}
.app-header .pop>.hdr-checklist-toggle[aria-expanded="true"] .chev{transform:rotate(180deg)}
.hdr-checklist{max-height:260px;overflow:auto;padding:2px 6px 6px 10px}
.hdr-checklist-row{display:flex;align-items:flex-start;gap:8px;padding:5px 0;font-size:13px;color:var(--text);cursor:pointer}
.hdr-checklist-row input{flex:none;width:15px;height:15px;margin:2px 0 0;accent-color:var(--accent)}
.hdr-checklist-row span{overflow-wrap:anywhere}
.hdr-checklist-row input:checked+span{color:var(--muted);text-decoration:line-through}
.hdr-checklist-head{margin:8px 0 2px;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.app-header .pop .hdr-checklist-card{display:flex;flex-direction:column;gap:1px;padding:5px 0;font-size:13px;color:var(--text)}
.app-header .pop .hdr-checklist-card span{overflow-wrap:anywhere}
.app-header .pop .hdr-checklist-card small{color:var(--muted);font-size:12px}
.hdr-checklist-note{margin:4px 0 6px;font-size:13px;color:var(--muted)}
.app-header .pop .hdr-checklist-open{display:block;margin-top:4px;padding:4px 0;font-size:12.5px;color:var(--accent-text,var(--accent))}