/* ============================================================
   GRAMMARIA — STYLE
   Tokens:
   bg-night   #1B1B3A   panel    #2E2A5E   panel-light #3B3768
   ink        #F5F1E8   coral    #FF6B6B   teal        #4ECDC4
   gold       #FFC857   lilac    #C792EA
   Display font: Baloo 2 (rounded, playful)
   Body font:    Nunito
   ============================================================ */

:root{
  --bg: #1B1B3A;
  --panel: #2E2A5E;
  --panel-light: #3B3768;
  --ink: #F5F1E8;
  --ink-dim: #B7B3D9;
  --coral: #FF6B6B;
  --teal: #4ECDC4;
  --gold: #FFC857;
  --lilac: #C792EA;
  --radius: 22px;
}

*{ box-sizing: border-box; }
html, body{ margin:0; padding:0; overflow-x: hidden; }
body{
  background-image:
    radial-gradient(circle at 15% 8%, rgba(255,200,87,0.14) 0%, transparent 30%),
    radial-gradient(circle at 88% 18%, rgba(199,146,234,0.16) 0%, transparent 36%),
    radial-gradient(circle at 75% 85%, rgba(78,205,196,0.12) 0%, transparent 34%),
    radial-gradient(circle at 10% 90%, rgba(255,111,174,0.12) 0%, transparent 32%),
    linear-gradient(rgba(16,15,36,0.75), rgba(16,15,36,0.75)),
    url('water-texture.jpg');
  background-repeat: no-repeat, no-repeat, no-repeat, no-repeat, no-repeat, repeat;
  background-size: auto, auto, auto, auto, auto, 520px 520px;
  background-color: #14142b; /* fallback if the image fails to load */
  color: var(--ink);
  font-family: 'Nunito', sans-serif;
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}
button{ touch-action: manipulation; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ---------- topbar ---------- */
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding: 18px 28px; flex-wrap: wrap; gap: 10px;
}
.brand{ display:flex; align-items:center; gap:10px; font-family:'Baloo 2', sans-serif; font-weight:800; font-size:1.4rem; }
.brand-mark{ color: var(--gold); }
.stars{
  background: var(--panel);
  border-radius: 999px;
  padding: 8px 16px;
  display:flex; align-items:center; gap:8px;
  font-family:'Baloo 2', sans-serif; font-weight:700;
  border: 1px solid #ffffff14;
}
.topbar-right{ display:flex; align-items:center; gap:12px; }
.user-greeting{ font-weight:700; font-size: 0.85rem; color: var(--ink-dim); display:none; }
.sound-toggle, .dashboard-link{
  background: var(--panel); border: 1px solid #ffffff14; border-radius: 50%;
  width: 40px; height:40px; display:flex; align-items:center; justify-content:center;
  font-size: 1.1rem; cursor:pointer; color: var(--ink); text-decoration:none;
}
.dashboard-link{
  border-radius: 999px; width:auto; padding: 0 16px; gap:6px; font-weight:800; font-size:0.85rem;
  font-family:'Nunito',sans-serif;
}
.sound-toggle:hover, .dashboard-link:hover{ background: var(--panel-light); }
.logout-btn{
  background:none; border: 1px solid #ffffff22; color: var(--ink-dim); font-weight:700;
  font-size: 0.8rem; padding: 9px 14px; border-radius: 999px; cursor:pointer; font-family:'Nunito',sans-serif;
}
.logout-btn:hover{ color: var(--coral); border-color: var(--coral); }

@media (min-width: 560px){
  .user-greeting{ display:inline; }
}

/* ---------- map view ---------- */
.map-view{ padding: 0 24px 60px; text-align:center; }
.map-title{
  font-family:'Baloo 2', sans-serif; font-weight:800; font-size: 2.4rem;
  margin: 10px 0 4px; letter-spacing: 0.5px;
}
.map-sub{ color: var(--ink-dim); margin: 0 0 10px; font-weight:600; }
.milestone-banner{
  display:inline-block; background: var(--panel-light); color: var(--gold);
  font-weight:800; font-family:'Baloo 2',sans-serif; font-size: 0.95rem;
  padding: 8px 18px; border-radius: 999px; margin: 0 0 28px;
}

.map-wrap{ position:relative; max-width: 1040px; margin: 0 auto; }
.trail-svg{ width:100%; height:auto; display:block; position:relative; z-index:1; }

.scenery{ position:absolute; inset:0; overflow:hidden; pointer-events:none; z-index:0; }
.scenery span{ position:absolute; font-size: 1.8rem; opacity:0.85; }
.sun{ top: 2%; right: 6%; font-size: 2.4rem; animation: pulseGlow 4s ease-in-out infinite; }
.cloud{ font-size: 2rem; opacity:0.5; animation: driftCloud 40s linear infinite; }
.cloud-1{ top: 8%; left: -10%; animation-duration: 38s; }
.cloud-2{ top: 22%; left: -10%; animation-duration: 52s; animation-delay: -15s; font-size: 1.5rem; }
.cloud-3{ top: 4%; left: -10%; animation-duration: 46s; animation-delay: -30s; font-size: 1.3rem; }
.twinkle{ animation: twinkleStar 2.4s ease-in-out infinite; }
.star-1{ top: 14%; left: 18%; animation-delay: 0s; }
.star-2{ top: 60%; left: 78%; animation-delay: .8s; font-size:1.3rem; }
.star-3{ top: 36%; left: 50%; animation-delay: 1.4s; font-size:1.2rem; }
.bird{ font-size: 1.3rem; opacity:0.7; animation: driftCloud 26s linear infinite; }
.bird-1{ top: 16%; left: -10%; animation-duration: 24s; animation-delay: -4s; }
.bird-2{ top: 70%; left: -10%; animation-duration: 30s; animation-delay: -12s; }

@keyframes driftCloud{ from{ transform: translateX(0); } to{ transform: translateX(1200px); } }
@keyframes twinkleStar{ 0%,100%{ opacity:0.3; transform: scale(0.9); } 50%{ opacity:1; transform: scale(1.15); } }
@keyframes pulseGlow{ 0%,100%{ filter: drop-shadow(0 0 6px rgba(255,200,87,0.5)); } 50%{ filter: drop-shadow(0 0 18px rgba(255,200,87,0.85)); } }

.islands{ position:absolute; inset:0; z-index:2; }

.mascot-marker{
  position:absolute; transform: translate(-50%,-50%);
  font-size: 1.9rem; z-index:3; pointer-events:none;
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.35));
  transition: left 0.6s ease, top 0.6s ease;
  animation: mascotBob 1.6s ease-in-out infinite;
}
@keyframes mascotBob{ 0%,100%{ transform: translate(-50%,-50%) translateY(0); } 50%{ transform: translate(-50%,-50%) translateY(-8px); } }
.island{
  position:absolute;
  transform: translate(-50%,-50%);
  width: 132px;
  display:flex; flex-direction:column; align-items:center; gap:8px;
  cursor:pointer;
  background:none; border:none; color:inherit;
  font-family:'Nunito', sans-serif;
}
.island:focus-visible .island-disc{ outline: 3px solid var(--gold); outline-offset: 3px; }
.island-disc{
  width: 84px; height:84px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size: 2rem;
  border: 4px solid #ffffff22;
  box-shadow: 0 8px 0 rgba(0,0,0,0.25);
  transition: transform .15s ease;
  position: relative;
}
.island.completed .island-disc{ border-color: var(--gold); box-shadow: 0 8px 0 rgba(0,0,0,0.25), 0 0 0 4px rgba(255,200,87,0.25); }
.badge-ring{
  position:absolute; top:-10px; right:-10px; font-size:1.3rem;
  background: var(--bg); border-radius:50%; padding:2px; line-height:1;
  border: 2px solid var(--gold);
}
.island:not(.locked):hover .island-disc{ transform: translateY(-4px) scale(1.05); }
.island.locked .island-disc{ background: #2a2750 !important; filter: grayscale(1) opacity(0.55); cursor:not-allowed; }
.island.locked{ cursor:not-allowed; }
.island-label{ font-family:'Baloo 2', sans-serif; font-weight:700; font-size: 0.95rem; }
.island-sub{ font-size: 0.75rem; color: var(--ink-dim); font-weight:700; text-transform:uppercase; letter-spacing:.03em; }
.island-progress{ font-size: 0.7rem; color: var(--gold); font-weight:800; }
.island-lock-icon{ font-size: 0.85rem; }

/* ---------- mobile vertical path (phones < 701px) ----------
   Normal block flow only — no percentage positioning anywhere here,
   so rows are physically incapable of overlapping regardless of how
   long the title/subtitle text gets or how small the screen is. */
.map-mobile-list{
  max-width: 480px; margin: 0 auto; padding: 4px 4px 8px;
  display: flex; flex-direction: column;
}
.island-row{
  position: relative;
  display: flex; align-items: center; gap: 14px;
  background: var(--panel); border: 1px solid #ffffff14; border-radius: 18px;
  padding: 14px 16px; margin-bottom: 4px; text-align: left;
  font-family: 'Nunito', sans-serif; color: inherit; cursor: pointer;
  width: 100%;
}
.island-row:not(:last-child){ margin-bottom: 28px; }
.island-row-connector{
  position: absolute; left: 38px; top: 100%; width: 4px; height: 28px;
  background: repeating-linear-gradient(to bottom, #3B3768 0 6px, transparent 6px 12px);
}
.island-row:last-child .island-row-connector{ display: none; }
.island-row.locked{ cursor: not-allowed; opacity: 0.7; }
.island-row.completed{ border-color: var(--gold); box-shadow: 0 0 0 1px rgba(255,200,87,0.25); }
.island-row.current{ border-color: var(--lilac); }

.island-row-disc{
  position: relative; flex-shrink: 0;
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; border: 3px solid #ffffff22;
}
.island-row.locked .island-row-disc{ filter: grayscale(1) opacity(0.6); }
.row-mascot{
  position: absolute; top: -14px; right: -10px; font-size: 1.2rem;
  animation: mascotBobSimple 1.6s ease-in-out infinite;
}
@keyframes mascotBobSimple{ 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-6px); } }

.island-row-text{ display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.island-row-title{ font-family: 'Baloo 2', sans-serif; font-weight: 700; font-size: 1rem; }
.island-row-sub{ font-size: 0.78rem; color: var(--ink-dim); font-weight: 700; text-transform: uppercase; letter-spacing: .03em; }
.island-row-status{ font-size: 0.78rem; color: var(--gold); font-weight: 700; }
.island-row.locked .island-row-status{ color: var(--ink-dim); }

.chapter-key{
  margin-top: 56px;
  display:flex; flex-wrap:wrap; gap:14px; justify-content:center;
}
.key-chip{
  display:flex; align-items:center; gap:8px;
  background: var(--panel); border-radius: 14px; padding: 10px 14px;
  font-weight:700; font-size:0.85rem;
}
.key-dot{ width:12px; height:12px; border-radius:50%; }

/* ---------- lesson view ---------- */
.lesson-view{ padding: 0 20px 60px; max-width: 760px; margin: 0 auto; }
.back-btn{
  background:none; border:none; color: var(--ink-dim); font-weight:700;
  font-size: 0.95rem; cursor:pointer; padding: 8px 0 18px; font-family:'Nunito',sans-serif;
}
.back-btn:hover{ color: var(--ink); }

.lesson-card{
  background: var(--panel);
  border-radius: var(--radius);
  padding: 30px 28px 36px;
  border: 1px solid #ffffff14;
}
.lesson-chapter-pill{
  display:inline-block; font-size:0.72rem; font-weight:800; letter-spacing:.05em;
  text-transform:uppercase; padding:5px 12px; border-radius:999px; margin-bottom:10px;
  background: var(--panel-light); color: var(--gold);
}
#lessonTitle{ font-family:'Baloo 2', sans-serif; font-size:1.8rem; margin: 0 0 18px; }

.mascot-bubble{
  display:flex; gap:14px; align-items:flex-start;
  background: var(--panel-light); border-radius: 16px; padding: 16px 18px;
  margin-bottom: 22px;
}
.mascot-face{ font-size: 2rem; line-height:1; }
.mascot-bubble p{ margin:0; font-weight:700; color: var(--ink); }

.teach-block p{ line-height:1.6; font-size:1.05rem; }
.examples-row{ display:flex; flex-wrap:wrap; gap:10px; margin: 14px 0 18px; }
.example-chip{
  background: var(--bg); border: 1px solid var(--teal);
  color: var(--teal); font-weight:700; padding: 7px 14px; border-radius: 999px; font-size:0.95rem;
}

.quiz-block{ margin-top: 26px; border-top: 1px dashed #ffffff22; padding-top: 22px; }
.quiz-block h3{ font-family:'Baloo 2',sans-serif; margin: 0 0 14px; }
.quiz-item{ margin-bottom: 22px; }
.quiz-q{ font-weight:800; margin-bottom: 10px; }
.quiz-options{ display:grid; gap:10px; }
.quiz-opt{
  text-align:left; background: var(--bg); border: 2px solid #ffffff1c; color: var(--ink);
  padding: 12px 14px; border-radius: 12px; font-weight:700; cursor:pointer; font-family:'Nunito',sans-serif;
  font-size: 0.98rem; transition: border-color .15s ease, background .15s ease;
}
.quiz-opt:hover{ border-color: var(--lilac); }
.quiz-opt.correct{ background: rgba(78,205,196,0.18); border-color: var(--teal); }
.quiz-opt.incorrect{ background: rgba(255,107,107,0.16); border-color: var(--coral); }
.quiz-opt:disabled{ cursor:default; }

.fill-row{ display:flex; gap:10px; flex-wrap:wrap; }
.fill-input{
  flex: 1 1 220px; background: var(--bg); border: 2px solid #ffffff1c; color: var(--ink);
  padding: 12px 14px; border-radius: 12px; font-weight:700; font-family:'Nunito',sans-serif;
  font-size: 0.98rem;
}
.fill-input:focus{ outline:none; border-color: var(--lilac); }
.fill-input.correct{ border-color: var(--teal); background: rgba(78,205,196,0.12); }
.fill-input.incorrect{ border-color: var(--coral); background: rgba(255,107,107,0.1); }
.fill-check{
  background: var(--gold); color:#1B1B3A; font-weight:800; border:none; border-radius:12px;
  padding: 12px 20px; cursor:pointer; font-family:'Nunito',sans-serif;
}
.fill-check:disabled{ opacity:0.6; cursor:default; }
.fill-hint{ margin-top: 8px; font-size: 0.88rem; color: var(--ink-dim); font-weight:700; }

.order-tray{
  display:flex; flex-wrap:wrap; gap:10px; min-height: 52px;
  background: var(--bg); border-radius: 14px; padding: 14px; border: 2px dashed #ffffff22;
}
.order-chip{
  background: var(--panel-light); border: 2px solid var(--lilac); color: var(--ink);
  font-weight:800; padding: 10px 16px; border-radius: 10px; cursor: grab;
  user-select: none; font-size: 0.98rem;
}
.order-chip:active{ cursor: grabbing; }
.order-chip.dragging{ opacity: 0.4; }
.order-chip.tap-selected{ border-color: var(--gold); box-shadow: 0 0 0 2px var(--gold) inset; }
.order-chip.locked{ cursor: default; opacity: 0.85; }
.order-tray-correct{ border-color: var(--teal); }
.order-tray-correct .order-chip{ border-color: var(--teal); }
.order-tray-incorrect{ border-color: var(--coral); }
.order-tray-incorrect .order-chip{ border-color: var(--coral); }
.order-actions{ display:flex; align-items:center; gap:14px; flex-wrap:wrap; margin-top: 12px; }
.order-check{
  background: var(--gold); color:#1B1B3A; font-weight:800; border:none; border-radius:12px;
  padding: 10px 18px; cursor:pointer; font-family:'Nunito',sans-serif;
}
.order-check:disabled{ opacity:0.6; cursor:default; }
.order-tip{ font-size: 0.8rem; color: var(--ink-dim); font-weight:600; }

.quiz-result{
  margin-top: 10px; font-family:'Baloo 2',sans-serif; font-weight:700; font-size:1.1rem;
  padding: 14px 16px; border-radius: 14px; background: var(--panel-light);
}

.unlock-block{
  margin-top: 24px; background: linear-gradient(135deg, #2E2A5E, #3B3768);
  border-radius: 16px; padding: 18px 20px; border: 1px solid var(--gold);
}
.unlock-block h4{ margin:0 0 8px; font-family:'Baloo 2',sans-serif; color: var(--gold); }
.unlock-links{ display:flex; flex-wrap:wrap; gap:10px; margin-top: 10px; }
.unlock-link-btn{
  background: var(--gold); color:#1B1B3A; font-weight:800; border:none; border-radius:999px;
  padding: 10px 18px; cursor:pointer; font-family:'Nunito',sans-serif;
}

.site-footer{
  text-align:center; color: var(--ink-dim); font-size:0.85rem; font-weight:600;
  padding: 20px 20px calc(20px + env(safe-area-inset-bottom, 0px));
}
.brand-credit{
  display:block; margin-top: 6px; font-size: 0.72rem; letter-spacing: 0.04em;
  color: #7a76a8; font-weight:700; text-transform: uppercase;
}

/* ---------- milestone toast ---------- */
.milestone-toast{
  position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%);
  background: var(--panel); border: 1px solid var(--gold); border-radius: 18px;
  padding: 18px 22px; max-width: 360px; width: calc(100% - 32px);
  text-align:center; box-shadow: 0 16px 40px rgba(0,0,0,0.4); z-index: 90;
  animation: toastPop 0.35s ease;
}
@keyframes toastPop{ from{ opacity:0; transform: translateX(-50%) translateY(20px); } to{ opacity:1; transform: translateX(-50%) translateY(0); } }
.milestone-toast-emoji{ font-size: 1.8rem; display:block; margin-bottom: 4px; }
.milestone-toast p{ margin: 0 0 12px; font-weight:800; font-family:'Baloo 2',sans-serif; color: var(--gold); font-size: 1rem; }
.milestone-toast-close{
  background: var(--gold); color:#1B1B3A; border:none; border-radius: 999px;
  padding: 9px 16px; font-weight:800; cursor:pointer; font-family:'Nunito',sans-serif; font-size:0.88rem;
}

/* ---------- paywall ---------- */
.paywall-overlay{
  position: fixed; inset: 0; background: rgba(11,11,26,0.78);
  display:flex; align-items:center; justify-content:center; padding: 20px; z-index: 100;
}
.paywall-overlay[hidden]{ display: none !important; }
.paywall-card{
  background: var(--panel); border-radius: 24px; padding: 36px 30px;
  max-width: 420px; text-align:center; border: 1px solid var(--gold);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.paywall-emoji{ font-size: 2.6rem; display:block; margin-bottom: 6px; }
.paywall-card h2{ font-family:'Baloo 2',sans-serif; font-size:1.4rem; margin: 6px 0 10px; }
.paywall-card p{ color: var(--ink-dim); font-weight:600; line-height:1.5; margin: 0 0 18px; font-size: 0.95rem; }
.paywall-price{
  font-family:'Baloo 2',sans-serif; font-weight:800; font-size: 1.6rem; color: var(--gold); margin-bottom: 18px;
}
.paywall-pay-btn{
  display:block; width:100%; background: var(--gold); color:#1B1B3A; font-weight:800;
  border:none; border-radius: 14px; padding: 14px 18px; font-size: 1.05rem; cursor:pointer;
  font-family:'Nunito',sans-serif; margin-bottom: 10px;
}
.paywall-pay-btn:hover{ filter: brightness(1.05); }
.paywall-later-btn{
  display:block; width:100%; background:none; border: none; color: var(--ink-dim);
  font-weight:700; padding: 8px; cursor:pointer; font-family:'Nunito',sans-serif;
}
.paywall-later-btn:hover{ color: var(--ink); }
.paywall-note{ font-size: 0.78rem !important; margin-top: 14px !important; opacity:0.8; }
.premium-ring{ border-color: var(--lilac); top:-10px; left:-10px; right:auto; }

@media (max-width: 640px){
  .map-title{ font-size: 1.7rem; }
  .island{ width: 96px; }
  .island-disc{ width:64px; height:64px; font-size:1.5rem; }
  .island-label{ font-size:0.8rem; }
  .lesson-card{ padding: 22px 18px 28px; }
  .milestone-banner{ font-size: 0.82rem; padding: 7px 14px; }
  .mascot-marker{ font-size: 1.5rem; }
}

@media (max-width: 400px){
  .island{ width: 76px; }
  .island-disc{ width: 50px; height:50px; font-size:1.2rem; border-width:3px; }
  .island-label{ font-size:0.7rem; }
  .island-sub, .island-progress{ font-size: 0.62rem; }
  .cloud-2, .cloud-3, .bird-2{ display:none; } /* less visual clutter on very small screens */
  .map-title{ font-size: 1.4rem; }
  .map-sub{ font-size: 0.85rem; }
  .topbar{ padding: 14px 16px; }
  .brand-name{ font-size: 1.1rem; }
  .sound-toggle{ width: 34px; height:34px; font-size:0.95rem; padding:0; }
  .dashboard-link{ height:34px; padding: 0 10px; font-size: 0.7rem; }
  .logout-btn{ font-size: 0.7rem; padding: 0 10px; height:34px; }
}

@media (min-width: 1024px){
  .map-wrap{ max-width: 1100px; }
}