/* Grail Language Academy — shared tokens and app components.
   Brand: Grail navy + chalice gold, with coral / mint / sky as playful accents. */
:root{
  --navy:#1a2466; --navy-2:#2b3a9a; --navy-ink:#0f1640;
  --gold:#f5b82e; --gold-2:#ffd46b; --gold-soft:#fff4d6;
  --coral:#ff6b5a;
  --r-red:#e63b2e; --r-orange:#f59a1b; --r-yellow:#f7c51e; --r-green:#3dab4a; --r-blue:#2b62c9; --r-sky:#4fb3e8; --mint:#22b893; --sky:#4e9bff; --violet:#7b61ff;
  --bg:#f5f6fb; --card:#ffffff; --ink:#121634; --muted:#5d6488; --line:#e4e7f3;
  --ok:#16a37a; --warn:#e08a00; --bad:#e2483a;
  --display:"Bricolage Grotesque","Noto Sans KR",system-ui,sans-serif;
  --body:"Plus Jakarta Sans","Noto Sans KR","Apple SD Gothic Neo",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
  --r:22px; --shadow:0 1px 0 rgba(18,22,52,.04),0 18px 40px -22px rgba(26,36,102,.45);
  --glass:rgba(255,255,255,.58); --glass-strong:rgba(255,255,255,.78); --glass-brd:rgba(255,255,255,.85); --glass-edge:rgba(26,36,102,.08);
  --glass-dark:rgba(15,22,64,.62); --blur:blur(22px) saturate(170%);
  color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body::before{content:"";position:fixed;inset:-15%;z-index:-1;pointer-events:none;
  background:radial-gradient(38% 42% at 12% 18%,rgba(79,179,232,.40),transparent 70%),radial-gradient(34% 38% at 88% 12%,rgba(247,197,30,.38),transparent 70%),
  radial-gradient(36% 40% at 80% 78%,rgba(230,59,46,.22),transparent 70%),radial-gradient(40% 44% at 18% 86%,rgba(61,171,74,.26),transparent 70%),
  radial-gradient(30% 34% at 50% 50%,rgba(43,98,201,.18),transparent 70%)}
@media (prefers-reduced-motion:no-preference){body::before{animation:aurora 26s ease-in-out infinite alternate}@keyframes aurora{to{transform:translate3d(3%,-2%,0) scale(1.06) rotate(2deg)}}}
.glass,.card{background:linear-gradient(150deg,rgba(255,255,255,.72),rgba(255,255,255,.42));-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);border:1px solid var(--glass-brd);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.9),inset 0 -1px 0 var(--glass-edge)}
body{margin:0;overflow-x:clip;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--display);margin:0;line-height:1.15;text-wrap:balance;letter-spacing:-.02em}
p{margin:0}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:8px}
[hidden]{display:none!important}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font-weight:700;text-decoration:none;border-radius:14px;padding:13px 20px;background:var(--navy);color:#fff;transition:transform .15s,box-shadow .2s,background .2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn.gold{background:var(--gold);color:var(--navy-ink);box-shadow:0 6px 0 #c98f0f}
.btn.gold:active{box-shadow:0 2px 0 #c98f0f;transform:translateY(4px)}
.btn.ghost{background:rgba(255,255,255,.6);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--navy);box-shadow:inset 0 0 0 1.5px rgba(26,36,102,.14)}
.btn.ok{background:var(--ok)} .btn.bad{background:var(--bad)} .btn.warn{background:var(--warn)}
.btn.sm{padding:8px 12px;font-size:.86rem;border-radius:10px}
.btn.block{width:100%;white-space:normal;text-align:center}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}

.card{border-radius:var(--r)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:700;padding:4px 10px;border-radius:999px;background:var(--gold-soft);color:#7a5400;white-space:nowrap}
.pill.ok{background:#dcf5ec;color:#0d7353}.pill.bad{background:#fde3e0;color:#a52618}.pill.warn{background:#fff0d4;color:#8a5700}.pill.info{background:#e3edff;color:#1f4fb8}.pill.mute{background:#eef0f7;color:var(--muted)}
.pill .dot{width:7px;height:7px;border-radius:50%;background:currentColor}
.live .dot{animation:blink 1.2s infinite}
@keyframes blink{50%{opacity:.25}}
.label{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)}

.field{display:grid;gap:6px;font-size:.86rem;font-weight:700}
.field input,.field select,.field textarea{font-weight:400;font-size:1rem;background:rgba(255,255,255,.75);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--navy-2);box-shadow:0 0 0 4px rgba(43,58,154,.12)}
.field textarea{min-height:84px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:520px){.row2{grid-template-columns:1fr}}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);background:var(--navy-ink);color:#fff;padding:12px 18px;border-radius:14px;font-weight:600;font-size:.92rem;opacity:0;pointer-events:none;transition:all .3s;z-index:1000;max-width:calc(100vw - 32px);text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast[data-kind="bad"]{background:var(--bad)}

.langbtn,.barbtn{border:0;background:rgba(255,255,255,.14);color:inherit;font-weight:700;font-size:.82rem;padding:8px 12px;border-radius:999px;cursor:pointer}

/* map pins */
.pin{width:100%;height:100%;border-radius:50%;background:#fff;border:4px solid var(--c);box-shadow:0 2px 6px rgba(0,0,0,.3);display:grid;place-items:center;font:800 11px/1 var(--body);color:var(--navy-ink)}
.pin.big{border-width:5px;background:var(--c);color:#fff;font-size:13px}
.busdot{width:44px;height:44px;border-radius:50%;background:var(--navy);display:grid;place-items:center;box-shadow:0 0 0 6px rgba(245,184,46,.35),0 6px 14px rgba(0,0,0,.35);animation:pulse 1.8s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 14px rgba(245,184,46,0),0 6px 14px rgba(0,0,0,.35)}}
.leaflet-container{font-family:var(--body);background:#e8ebf4}

/* app shell */
.appbar{position:sticky;top:0;z-index:500;background:rgba(26,36,102,.78);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);border-bottom:1px solid rgba(255,255,255,.14);color:#fff;padding:calc(10px + env(safe-area-inset-top,0px)) 16px 10px;display:flex;align-items:center;gap:12px}
.appbar .brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:800;font-size:1.15rem;letter-spacing:-.01em}
.appbar .sp{flex:1}
.appmain > *{min-width:0}
.appmain{max-width:720px;margin:0 auto;padding:16px 16px calc(40px + env(safe-area-inset-bottom,0px));display:grid;gap:16px}
.login{max-width:420px;margin:8vh auto 0;padding:28px 22px;display:grid;gap:16px}
.login h1{font-size:1.8rem}
.section-h{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:6px}
.section-h h2{font-size:1.15rem}
.empty{padding:22px;text-align:center;color:var(--muted);font-size:.92rem}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.barbtn{background:none}
@media (max-width:560px){#who{display:none}.appbar{gap:8px}.appbar .brand span{display:none}}
.wordmark{font-family:var(--display);font-weight:800;letter-spacing:-.01em}
.wordmark::first-letter{color:var(--r-red)}
.wordmark{background:linear-gradient(90deg,var(--r-red) 0 20%,var(--r-orange) 20% 40%,var(--r-green) 40% 60%,var(--r-blue) 60% 80%,var(--r-sky) 80%);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ===== Glass system v2: luminous edges, cursor light, frosted grain ===== */
body::after{content:"";position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.card,.glass,[data-glass]{position:relative;isolation:isolate;
  background-image:radial-gradient(520px circle at var(--mx,-999px) var(--my,-999px),rgba(255,255,255,.42),transparent 42%),linear-gradient(150deg,rgba(255,255,255,.74),rgba(255,255,255,.38))}
.card::before,.glass::before,[data-glass]::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.2px;pointer-events:none;z-index:2;
  background:linear-gradient(140deg,rgba(255,255,255,.95),rgba(255,255,255,.12) 38%,rgba(255,255,255,.08) 62%,rgba(255,255,255,.7));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0)}
.glass-dark{background:linear-gradient(160deg,rgba(15,22,64,.82),rgba(26,36,102,.7));-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);border:1px solid rgba(255,255,255,.16);color:#fff}
.btn.gold{background:linear-gradient(180deg,#ffd97a,#f5b82e 55%,#eaa417);box-shadow:0 6px 0 #c98f0f,0 14px 24px -10px rgba(201,143,15,.7),inset 0 1px 0 rgba(255,255,255,.7)}
.btn{box-shadow:inset 0 1px 0 rgba(255,255,255,.18)}
.pill{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}

/* ===== Official GRAIL logo palette (from the academy logo) ===== */
:root{--logo-grey:#737b71;--logo-sage:#939a8a;--logo-beige:#ebe286;--logo-lime:#a9f020}
.wordmark{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--logo-grey);font-weight:900;letter-spacing:.01em}
.wordmark::first-letter{color:inherit}
.appbar .wordmark,.glass-dark .wordmark,footer .wordmark{color:var(--logo-beige)}
.logochip{display:inline-flex;align-items:center;padding:10px 16px;border-radius:18px;background:rgba(255,255,255,.92);box-shadow:inset 0 1px 0 #fff,0 10px 24px -14px rgba(0,0,0,.5)}
.logochip img{display:block;height:64px;width:auto}