/* Guided German course in the Game tab. Namespaced to avoid changing the
   existing German path, competition and management screens. */
.ss-shell {
  --ss-accent: #ff4d7d;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 58px 0 34px;
  color: var(--text);
}
.ss-shell *, .ss-shell *::before, .ss-shell *::after { box-sizing: border-box; }
.ss-shell button { font-family: inherit; }
.ss-kicker { color: var(--ss-accent); font-size: 11px; font-weight: 900; letter-spacing: .02em; }
.ss-primary, .ss-secondary {
  width: 100%; min-height: 50px; border-radius: 15px; padding: 12px 18px;
  border: 0; cursor: pointer; font-size: 14px; font-weight: 900;
}
.ss-primary { color: #fff; background: linear-gradient(135deg, #315bce, #243d91); box-shadow: 0 8px 18px rgba(49,91,206,.24); }
.ss-primary:disabled { opacity: .45; cursor: default; box-shadow: none; }
.ss-secondary { color: var(--text); background: var(--card); border: 1px solid var(--border); }
.ss-text-btn { align-self: center; border: 0; background: none; color: var(--text-dim); font-weight: 800; font-size: 12px; padding: 8px; cursor: pointer; }

.ss-intro { min-height: calc(100dvh - 150px); justify-content: center; text-align: center; padding-inline: 4px; }
.ss-intro h2, .ss-result h2 { margin: 0; font-size: 24px; font-weight: 950; line-height: 1.45; }
.ss-intro > p, .ss-result > p { margin: 0 auto 8px; max-width: 430px; color: var(--text-dim); font-size: 13px; line-height: 1.9; }
.ss-intro-art {
  width: 132px; height: 132px; margin: 0 auto 8px; border-radius: 40px;
  display: grid; place-items: center; position: relative; color: #fff;
  background: linear-gradient(145deg,#4f46e5,#ff4d7d); transform: rotate(-3deg);
  box-shadow: 0 22px 48px rgba(79,70,229,.25);
}
.ss-intro-art span { font: 950 68px/1 Georgia,serif; }
.ss-intro-art i { position: absolute; bottom: 11px; font-size: 12px; font-weight: 900; transform: rotate(3deg); }
.ss-feature-row { display: flex; justify-content: center; gap: 7px; flex-wrap: wrap; margin: 4px 0 8px; }
.ss-feature-row span { border: 1px solid var(--border); background: var(--card); border-radius: 999px; padding: 7px 10px; font-size: 11px; font-weight: 800; }

.ss-hero {
  margin: -78px -12.8px 0; padding: 78px 20px 22px; color: #fff;
  border-radius: 0 0 27px 27px; background:
    radial-gradient(circle at 12% 22%, rgba(255,255,255,.2), transparent 28%),
    linear-gradient(145deg, var(--level), color-mix(in srgb, var(--level) 68%, #111827));
  box-shadow: 0 12px 28px color-mix(in srgb, var(--level) 28%, transparent);
}
.ss-topline { display: flex; align-items: center; gap: 10px; font-size: 12px; font-weight: 900; }
.ss-topline span:not(.ss-level-badge) { background: rgba(255,255,255,.14); border-radius: 999px; padding: 6px 9px; }
.ss-level-badge { display: grid; place-items: center; width: 43px; height: 43px; border-radius: 14px; background: #fff; color: var(--level); font-size: 14px; box-shadow: 0 6px 16px rgba(0,0,0,.15); }
.ss-hero h2 { margin: 15px 0 4px; font-size: 23px; font-weight: 950; }
.ss-hero p { margin: 0 0 16px; opacity: .9; font-size: 12.5px; line-height: 1.8; }
.ss-progress { width: 100%; height: 9px; overflow: hidden; border-radius: 999px; background: color-mix(in srgb, var(--border) 68%, transparent); }
.ss-progress i { display: block; height: 100%; min-width: 2px; border-radius: inherit; background: linear-gradient(90deg,#ff4d7d,#ffcc58); transition: width .25s ease; }
.ss-hero .ss-progress { background: rgba(255,255,255,.22); }
.ss-hero .ss-progress i { background: #fff; }
.ss-hero > small { display: block; margin-top: 7px; opacity: .86; font-weight: 800; font-size: 10px; }
.ss-hero-actions { display: grid; grid-template-columns: 1fr auto; gap: 9px; margin-top: 16px; }
.ss-hero-actions button { min-height: 46px; padding: 10px 15px; border-radius: 14px; border: 1px solid rgba(255,255,255,.3); cursor: pointer; font-family: inherit; font-size: 11px; font-weight: 950; }
.ss-hero-continue { color: var(--level); background: #fff; box-shadow: 0 8px 18px rgba(0,0,0,.14); }
.ss-hero-challenge { color: #fff; background: rgba(8,15,38,.2); backdrop-filter: blur(10px); }

.ss-next { padding: 15px; border: 1px solid var(--border); background: var(--card); border-radius: 20px; box-shadow: var(--shadow); }
.ss-next h3 { margin: 4px 0 12px; font-size: 16px; font-weight: 950; }
.ss-next .ss-text-btn { display: block; margin: 4px auto -5px; }
.ss-section-title { display: flex; justify-content: space-between; align-items: center; margin-top: 4px; font-size: 13px; }
.ss-section-title b { font-weight: 950; }
.ss-section-title span { color: var(--text-dim); font-size: 10.5px; font-weight: 800; }
.ss-path { display: flex; flex-direction: column; gap: 8px; }
.ss-chapter { position: relative; overflow: hidden; border: 1px solid var(--border); border-radius: 22px; background: var(--card); box-shadow: 0 9px 24px rgba(15,23,42,.06); }
.ss-chapter > header { display: flex; align-items: center; gap: 11px; padding: 14px; }
.ss-chapter.active { border-color: color-mix(in srgb,var(--level,#4f46e5) 55%,var(--border)); }
.ss-chapter.locked { opacity: .58; }
.ss-chapter .ss-unit-copy small { color: var(--text-dim); font-size: 9px; font-weight: 900; }
.ss-chapter .ss-unit-copy em { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-dim); font-size: 10.5px; font-style: normal; }
.ss-chapter-lessons { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px; padding: 2px 13px 14px; direction: rtl; }
.ss-lesson-node, .ss-chapter-exam { min-width: 0; min-height: 64px; border: 1px solid var(--border); border-radius: 15px; background: var(--card-2); color: var(--text); cursor: pointer; font-family: inherit; }
.ss-lesson-node { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; }
.ss-lesson-node span { display: grid; place-items: center; width: 27px; height: 27px; border-radius: 50%; background: color-mix(in srgb,#64748b 12%,var(--card)); font-size: 10px; font-weight: 950; }
.ss-lesson-node small { font-size: 9px; font-weight: 850; }
.ss-lesson-node.active { color: #fff; border-color: transparent; background: linear-gradient(145deg,#315bce,#243d91); box-shadow: 0 8px 16px rgba(49,91,206,.24); animation: ssNodePulse 2.3s ease-in-out infinite; }
.ss-lesson-node.active span { background: rgba(255,255,255,.18); }
.ss-lesson-node.done { color: #166534; border-color: #86efac; background: #f0fdf4; }
.ss-lesson-node.done span { color: #fff; background: #22c55e; }
.ss-lesson-node.locked, .ss-chapter-exam.locked { opacity: .45; cursor: default; }
.ss-chapter-exam { grid-column: 1 / -1; display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; }
.ss-chapter-exam span { font-size: 18px; }
.ss-chapter-exam b { font-size: 11px; font-weight: 950; }
.ss-chapter-exam.active { color: #fff; border-color: transparent; background: linear-gradient(135deg,#b7791f,#7c4a08); box-shadow: 0 8px 17px rgba(180,119,31,.23); }
.ss-chapter-exam.done { color: #166534; border-color: #86efac; background: #f0fdf4; }
@keyframes ssNodePulse { 50% { transform: translateY(-2px); box-shadow: 0 12px 23px rgba(49,91,206,.33); } }
.ss-unit { width: 100%; display: flex; align-items: center; gap: 11px; padding: 11px; border: 1px solid var(--border); border-radius: 17px; background: var(--card); color: var(--text); position: relative; text-align: start; font-family: inherit; }
.ss-unit::after { content: ''; position: absolute; width: 3px; height: 10px; inset-inline-start: 28px; top: 100%; background: var(--border); }
.ss-unit:last-child::after { display: none; }
.ss-unit.locked { opacity: .48; }
.ss-unit.review-open { cursor: pointer; border-color: color-mix(in srgb,#38bdf8 34%,var(--border)); }
.ss-unit.active { border-color: color-mix(in srgb, var(--ss-accent) 68%, var(--border)); box-shadow: 0 8px 18px rgba(255,77,125,.10); }
.ss-unit.done { border-color: color-mix(in srgb, #22c55e 45%, var(--border)); }
.ss-unit-node { display: grid; place-items: center; width: 36px; height: 36px; flex: 0 0 36px; border-radius: 50%; background: var(--card-2); color: var(--text-dim); font-size: 12px; font-weight: 950; }
.ss-unit.active .ss-unit-node { color: #fff; background: var(--ss-accent); }
.ss-unit.done .ss-unit-node { color: #fff; background: #22c55e; }
.ss-unit-copy { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.ss-unit-copy b { font-size: 13px; font-weight: 900; }
.ss-unit-copy small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-dim); font-size: 10.5px; }
.ss-now { margin-inline-start: auto; border-radius: 999px; padding: 5px 7px; color: #fff; background: var(--ss-accent); font-size: 9px; font-weight: 900; }
.ss-review-tag { margin-inline-start: auto; border-radius: 999px; padding: 5px 8px; color: #0369a1; background: #e0f2fe; font-size: 9px; font-weight: 900; }
.ss-review-panel { padding: 12px; border: 1px dashed #38bdf8; border-radius: 17px; background: color-mix(in srgb,#38bdf8 8%,var(--card)); }
.ss-review-panel > b { display: block; margin-bottom: 9px; color: #0284c7; font-size: 11px; font-weight: 950; }
.ss-review-levels { display: grid; grid-template-columns: repeat(6,1fr); gap: 6px; direction: ltr; }
.ss-review-levels button { min-width: 0; height: 34px; border-radius: 10px; border: 1px solid var(--border); background: var(--card); color: var(--text); font-size: 10px; font-weight: 900; cursor: pointer; }
.ss-review-levels button.on { border-color: #0284c7; color: #fff; background: #0284c7; }

.ss-lesson { min-height: calc(100dvh - 145px); padding-top: 55px; }
.ss-lesson-head { display: grid; grid-template-columns: 34px 1fr 36px; align-items: center; gap: 10px; }
.ss-lesson-head > button { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--border); background: var(--card); color: var(--text-dim); cursor: pointer; font-size: 21px; }
.ss-lesson-head > span { color: var(--text-dim); font-size: 10px; font-weight: 900; direction: ltr; }
.ss-lesson-copy { margin-top: 8px; }
.ss-lesson-copy h2 { margin: 4px 0 0; font-size: 19px; font-weight: 950; line-height: 1.55; }
.ss-lesson-copy p { margin: 4px 0 0; color: var(--text-dim); font-size: 12px; }
.ss-prompt, .ss-question { margin: 14px 0 4px; font-size: 21px; line-height: 1.65; font-weight: 950; text-align: center; }
.ss-options { display: grid; gap: 9px; margin-top: 8px; }
.ss-options button { min-height: 52px; border-radius: 15px; padding: 11px 13px; border: 1px solid var(--border); background: var(--card); color: var(--text); text-align: start; cursor: pointer; font-size: 13px; font-weight: 800; }
.ss-options button.selected { border-color: #4f46e5; background: color-mix(in srgb,#4f46e5 9%,var(--card)); }
.ss-options button.correct { border-color: #16a34a; background: color-mix(in srgb,#16a34a 13%,var(--card)); }
.ss-options button.wrong { border-color: #ef4444; background: color-mix(in srgb,#ef4444 12%,var(--card)); }
.ss-learn-card { min-height: 230px; margin: 8px 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 13px; padding: 24px; border-radius: 25px; border: 1px solid var(--border); background: var(--card); box-shadow: var(--shadow); text-align: center; }
.ss-learn-card strong { font-size: 26px; font-weight: 950; line-height: 1.5; }
.ss-learn-card > span { color: var(--text-dim); font-size: 14px; }
.ss-sound, .ss-listen { cursor: pointer; border: 0; }
.ss-sound { width: 58px; height: 58px; border-radius: 50%; background: color-mix(in srgb,#4f46e5 14%,var(--card)); font-size: 25px; }
.ss-flip-stage {
  position: relative; width: min(100%, 440px); min-height: 320px; margin: 10px auto 2px;
  display: grid; place-items: start center; perspective: 1600px;
}
.ss-flip-card {
  --tilt-x: 0deg; --tilt-y: 0deg; --glint-x: 72%; --glint-y: 18%;
  width: 100%; height: 285px; min-height: 285px; padding: 0; border: 0; border-radius: 26px;
  background: transparent; color: #fff; cursor: pointer; perspective: inherit; direction: ltr;
  -webkit-tap-highlight-color: transparent; touch-action: manipulation;
}
.ss-flip-inner {
  display: block; position: relative; width: 100%; height: 100%; transform-style: preserve-3d;
  transform: rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transition: transform .82s cubic-bezier(.18,.84,.25,1.08), filter .32s ease;
  filter: drop-shadow(0 24px 30px rgba(10,12,35,.24)) drop-shadow(0 4px 7px rgba(10,12,35,.2));
  will-change: transform;
}
.ss-flip-card:hover .ss-flip-inner { filter: drop-shadow(0 30px 35px rgba(10,12,35,.3)) drop-shadow(0 6px 10px rgba(10,12,35,.22)); }
.ss-flip-card:active .ss-flip-inner { transition-duration: .18s; filter: drop-shadow(0 13px 18px rgba(10,12,35,.24)); }
.ss-flip-card.flipped .ss-flip-inner { transform: rotateX(var(--tilt-x)) rotateY(calc(180deg + var(--tilt-y))); }
.ss-flip-face {
  position: absolute; inset: 0; overflow: hidden; padding: 21px 22px; border-radius: 26px;
  border: 1px solid rgba(255,255,255,.28); color: #fff; isolation: isolate;
  background: linear-gradient(155deg, color-mix(in srgb,var(--card-level) 84%,#161934), color-mix(in srgb,var(--card-level) 42%,#090d20) 54%, #070a18);
  backface-visibility: visible; -webkit-backface-visibility: visible; transform-style: preserve-3d;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.42), inset 0 -1px 0 rgba(0,0,0,.2);
  /* Both faces are already rendered before the turn begins. A very short
     cross-fade starts immediately, so the lesson content travels with the
     card instead of appearing after its rotation has finished. */
  transition: opacity .12s ease-out;
}
.ss-flip-face::before {
  content: ''; position: absolute; inset: 1px; z-index: -1; border-radius: 24px;
  background: linear-gradient(145deg,rgba(255,255,255,.08),transparent 40%,rgba(0,0,0,.12));
}
.ss-flip-face::after {
  content: ''; position: absolute; inset: 0; z-index: 4; pointer-events: none; border-radius: inherit;
  background: linear-gradient(112deg, transparent 20%, rgba(255,255,255,.08) 34%, rgba(255,255,255,.34) 43%, rgba(255,255,255,.06) 52%, transparent 66%);
  transform: translateX(-145%); transition: transform 1.05s cubic-bezier(.2,.7,.2,1);
}
.ss-flip-card:hover .ss-flip-face::after, .ss-flip-card.flipped .ss-flip-face::after { transform: translateX(125%); }
.ss-flip-front { opacity: 1; transform: rotateY(0deg) translateZ(1px); display: grid; grid-template-rows: auto 1fr auto; align-items: center; gap: 8px; text-align: center; }
.ss-flip-back { opacity: 0; transform: rotateY(180deg) translateZ(1px); display: grid; grid-template-rows: auto 1fr auto; align-items: center; gap: 8px; text-align: center; }
.ss-flip-card.flipped .ss-flip-front { opacity: 0; }
.ss-flip-card.flipped .ss-flip-back { opacity: 1; }
.ss-card-aurora { position: absolute; inset: -40%; z-index: -1; opacity: .72; background: conic-gradient(from 190deg at 50% 50%,transparent,#6ee7f9 14%,transparent 30%,#d8b4fe 46%,transparent 64%,#fb7185 78%,transparent); filter: blur(34px); animation: ssCardAurora 10s linear infinite; }
.ss-card-glint { position: absolute; width: 160px; height: 160px; z-index: -1; left: var(--glint-x); top: var(--glint-y); transform: translate(-50%,-50%); border-radius: 50%; background: radial-gradient(circle,rgba(255,255,255,.25),transparent 65%); transition: left .12s linear, top .12s linear; }
.ss-card-topline, .ss-card-back-top, .ss-card-foot { position: relative; z-index: 2; display: flex; align-items: center; justify-content: center; gap: 9px; width: 100%; }
.ss-card-topline > span, .ss-card-back-top > span { padding: 6px 11px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; color: rgba(255,255,255,.8); background: rgba(255,255,255,.09); font-size: 11px; font-weight: 850; letter-spacing: .02em; }
.ss-card-word { align-self: center; min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 10px; transform: translateZ(22px); }
.ss-card-word em { color: rgba(255,255,255,.62); font: 800 11px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace; font-style: normal; letter-spacing: .12em; }
.ss-card-word strong { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: clamp(31px,9vw,48px); line-height: 1.12; font-weight: 950; text-shadow: 0 7px 20px rgba(0,0,0,.34); }
.ss-card-word small, .ss-card-back-word small { max-width: 100%; color: rgba(255,255,255,.84); font-size: 15px; font-weight: 800; direction: rtl; }
.ss-card-foot { color: rgba(255,255,255,.74); font-size: 12px; direction: rtl; }
.ss-card-foot b { display: grid; place-items: center; width: 27px; height: 27px; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; color: #fff; font-size: 17px; }
.ss-card-back-word { position: relative; z-index: 2; align-self: center; margin: 0; display:flex; flex-direction:column; align-items:center; gap:4px; font-size:27px; font-weight:950; text-shadow:0 7px 20px rgba(0,0,0,.28); }
.ss-card-example { position:relative; z-index:2; align-self:stretch; justify-self:center; min-width:0; width:100%; box-sizing:border-box; padding:12px; border-radius:16px; border:1px solid rgba(255,255,255,.18); background:rgba(255,255,255,.14); backdrop-filter:blur(8px); display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px; box-shadow:inset 0 1px 0 rgba(255,255,255,.14); }
.ss-card-example b { max-width:100%; overflow-wrap:anywhere; font-size:16px; line-height:1.45; }
.ss-card-example span { color: rgba(255,255,255,.82); font-size: 13px; direction: rtl; text-align: center; }
.ss-card-grammar { position:relative; z-index:2; justify-self:center; width:100%; color:rgba(255,255,255,.84); font-size:11px; line-height:1.45; direction:rtl; text-align:center; }
.ss-card-grammar span { display:-webkit-box; overflow:hidden; -webkit-box-orient:vertical; -webkit-line-clamp:2; }
.ss-flip-sound { position: absolute; z-index: 8; inset-inline-end: 14px; bottom: 0; width: 58px; height: 58px; color: #fff; background: linear-gradient(145deg,#ff5f8a,#d92f62); border: 3px solid color-mix(in srgb,var(--page-1,#fff) 88%,transparent); box-shadow: 0 13px 27px rgba(217,47,98,.38),inset 0 1px 0 rgba(255,255,255,.42); transition: transform .2s ease,box-shadow .2s ease; }
.ss-flip-sound:active { transform: scale(.91); box-shadow: 0 6px 14px rgba(217,47,98,.3); }
@keyframes ssCardAurora { to { transform: rotate(360deg); } }
.ss-listen { width: 100%; min-height: 90px; margin: 12px 0; border-radius: 22px; display: flex; align-items: center; justify-content: center; gap: 10px; background: linear-gradient(145deg,#4f46e5,#7c3aed); color: #fff; font-weight: 900; }
.ss-listen span { font-size: 28px; }
.ss-order-answer { min-height: 72px; padding: 16px; border: 2px dashed var(--border); border-radius: 16px; background: var(--card); font-size: 15px; line-height: 2; text-align: center; }
.ss-order-answer span { color: var(--text-dim); font-size: 12px; }
.ss-gap-sentence { margin: 4px 0 12px; padding: 19px 14px; border-radius: 17px; border: 1px dashed #5b8def; background: color-mix(in srgb,#5b8def 8%,var(--card)); text-align: center; font-size: 19px; font-weight: 900; line-height: 1.8; }
.ss-gap-options { grid-template-columns: repeat(2,minmax(0,1fr)); }
.ss-type-prompt { margin: 2px 0 10px; text-align: center; font-size: 16px; font-weight: 850; color: var(--text); }
.ss-type-input { width: 100%; min-height: 56px; border-radius: 15px; border: 1px solid var(--border); background: var(--card); color: var(--text); padding: 12px 14px; font: 700 15px/1.6 inherit; outline: none; }
.ss-type-input:focus { border-color: #4f46e5; box-shadow: 0 0 0 3px color-mix(in srgb,#4f46e5 14%,transparent); }
.ss-speak-card { min-height: 245px; margin: 8px 0; padding: 23px; border-radius: 24px; border: 1px solid var(--border); background: var(--card); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; text-align: center; }
.ss-speak-card strong { font-size: 22px; line-height: 1.55; font-weight: 950; }
.ss-speak-card p { margin: 0; color: var(--text-dim); font-size: 12px; }
.ss-record { min-height: 46px; padding: 10px 18px; border: 0; border-radius: 999px; background: #ef476f; color: #fff; font-weight: 900; cursor: pointer; }
.ss-record:disabled { opacity: .6; }
.ss-heard { min-height: 18px; color: var(--text-dim); font-size: 11px; }
.ss-type-fallback { border: 0; background: none; color: var(--text-dim); font-size: 10px; font-weight: 800; cursor: pointer; }
.ss-image-slot { min-height: 175px; border-radius: 22px; border: 2px dashed color-mix(in srgb,#38bdf8 62%,var(--border)); background: linear-gradient(145deg,color-mix(in srgb,#38bdf8 10%,var(--card)),var(--card)); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.ss-image-slot > span { font-size: 39px; animation: ssFloat 2.8s ease-in-out infinite; }
.ss-image-slot b { font-size: 13px; font-weight: 950; }
.ss-image-slot small { direction: ltr; color: var(--text-dim); font-size: 10px; }
.ss-tokens { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 12px 0; }
.ss-tokens button { padding: 9px 12px; border: 1px solid var(--border); border-radius: 11px; background: var(--card); color: var(--text); cursor: pointer; font-weight: 800; box-shadow: 0 3px 0 var(--border); }
.ss-tokens button:disabled { opacity: .25; box-shadow: none; }
.ss-feedback { display: flex; flex-direction: column; gap: 3px; border-radius: 14px; padding: 11px 13px; font-size: 12px; }
.ss-feedback[hidden] { display: none; }
.ss-feedback.good { color: #166534; background: #dcfce7; }
.ss-feedback.bad { color: #991b1b; background: #fee2e2; }
.ss-feedback b { font-weight: 950; }
.ss-feedback span { opacity: .82; }
.ss-check { margin-top: auto; }

.ss-result { min-height: calc(100dvh - 150px); justify-content: center; text-align: center; }
.ss-result-ring { width: 148px; height: 148px; margin: 0 auto 8px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 13px solid; background: var(--card); }
.ss-result-ring.pass { color: #16a34a; border-color: #4ade80; }
.ss-result-ring.retry { color: #d97706; border-color: #fbbf24; }
.ss-result-ring b { font-size: 31px; font-weight: 950; }
.ss-result-ring span { font-size: 10px; font-weight: 900; }
.ss-weak { display: grid; gap: 7px; margin: 5px 0; text-align: start; }
.ss-weak span { display: flex; flex-direction: column; padding: 10px 12px; border: 1px solid var(--border); background: var(--card); border-radius: 13px; color: var(--text-dim); font-size: 10.5px; }
.ss-weak b { color: var(--text); font-size: 12px; }
.ss-placement-badge { display: grid; place-items: center; width: 116px; height: 116px; margin: 0 auto 10px; border-radius: 34px; color: #fff; background: var(--level); box-shadow: 0 16px 36px color-mix(in srgb,var(--level) 32%,transparent); font-size: 32px; font-weight: 950; transform: rotate(-3deg); }
.ss-skill-results { display: grid; gap: 8px; text-align: start; margin: 5px 0; }
.ss-skill-results > span { display: grid; grid-template-columns: 62px 1fr 38px; align-items: center; gap: 8px; font-size: 11px; }
.ss-skill-results b { font-weight: 900; }
.ss-skill-results i { height: 7px; border-radius: 999px; overflow: hidden; background: var(--card-2); }
.ss-skill-results em { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg,#4f46e5,#ff4d7d); }
.ss-skill-results strong { direction: ltr; font-size: 10px; }

.ss-alphabet-entry { width: 100%; display: grid; grid-template-columns: 45px 1fr; align-items: center; gap: 2px 11px; padding: 12px; text-align: start; border: 1px solid color-mix(in srgb,#4f46e5 38%,var(--border)); border-radius: 17px; background: color-mix(in srgb,#4f46e5 7%,var(--card)); color: var(--text); cursor: pointer; }
.ss-alphabet-entry > span { grid-row: 1 / 3; display: grid; place-items: center; width: 45px; height: 45px; border-radius: 14px; background: #4f46e5; font-size: 22px; }
.ss-alphabet-entry b { font-size: 13px; font-weight: 950; }
.ss-alphabet-entry small { color: var(--text-dim); font-size: 10px; }
.ss-alphabet { padding-top: 55px; }
.ss-alphabet-head { display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 10px; }
.ss-alphabet-head > button { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border); background: var(--card); color: var(--text); cursor: pointer; }
.ss-alphabet-head h2 { margin: 2px 0 0; font-size: 19px; font-weight: 950; }
.ss-alphabet-head > span { color: var(--text-dim); font-size: 11px; font-weight: 800; }
.ss-alpha-focus { display: grid; grid-template-columns: 58px 1fr auto; align-items: center; gap: 10px; padding: 17px; border-radius: 23px; color: #fff; background: linear-gradient(145deg,#4f46e5,#7c3aed); box-shadow: 0 13px 30px rgba(79,70,229,.25); }
.ss-alpha-focus > strong { font-size: 38px; font-weight: 950; direction: ltr; }
.ss-alpha-focus > b { font-size: 13px; }
.ss-alpha-focus > p { grid-column: 1 / -1; margin: 3px 0 0; padding-top: 10px; border-top: 1px solid rgba(255,255,255,.2); display: flex; flex-direction: column; gap: 3px; }
.ss-alpha-focus > p span { font-size: 15px; font-weight: 900; }
.ss-alpha-focus > p small { opacity: .82; font-size: 10px; }
.ss-alpha-sound { width: 54px; height: 54px; border: 0; border-radius: 50%; background: rgba(255,255,255,.18); color: #fff; font-size: 23px; cursor: pointer; }
.ss-alpha-words { display: grid; grid-template-columns: repeat(2,1fr); gap: 7px; }
.ss-alpha-words button { min-width: 0; padding: 10px; border-radius: 14px; border: 1px solid var(--border); background: var(--card); color: var(--text); text-align: start; cursor: pointer; display: grid; grid-template-columns: 26px 1fr; }
.ss-alpha-words span { grid-row: 1 / 3; }
.ss-alpha-words b { font-size: 12px; }
.ss-alpha-words small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-dim); font-size: 9px; }
.ss-alpha-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 7px; direction: ltr; }
.ss-alpha-grid button { min-width: 0; min-height: 57px; border-radius: 13px; border: 1px solid var(--border); background: var(--card); color: var(--text); cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ss-alpha-grid button.on { color: #fff; border-color: #4f46e5; background: #4f46e5; transform: translateY(-3px); box-shadow: 0 8px 16px rgba(79,70,229,.23); }
.ss-alpha-grid b { font-size: 14px; }
.ss-alpha-grid small { font-size: 8px; opacity: .76; }
.ss-gap-slot { display:inline-block; min-width:90px; min-height:46px; padding:8px 16px; margin:4px 6px; border:2px dashed #6366f1; border-radius:12px; background:var(--card); color:var(--text); font:inherit; vertical-align:middle; cursor:pointer; }
.ss-gap-slot.filled { border-style:solid; background:color-mix(in srgb,#6366f1 12%,var(--card)); }
.ss-gap-slot.correct { border-color:#16a34a; background:color-mix(in srgb,#16a34a 16%,var(--card)); }
.ss-gap-slot.wrong { border-color:#dc2626; background:color-mix(in srgb,#dc2626 12%,var(--card)); }
.ss-order-answer button { padding:8px 12px; margin:3px; border:1px solid #6366f1; border-radius:10px; color:var(--text); background:var(--card); font:inherit; cursor:pointer; }
.ss-card-word strong { overflow-wrap:anywhere; white-space:normal; overflow:visible; font-size:clamp(24px,6vw,38px); text-align:center; }
.ss-card-back-word { overflow-wrap:anywhere; text-align:center; font-size:clamp(20px,5vw,28px); }
.ss-flip-front:has(.ss-card-word strong) { min-width:0; }

@keyframes ssFloat { 0%,100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-7px) rotate(2deg); } }
@keyframes ssPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(255,77,125,.22); } 50% { box-shadow: 0 0 0 9px rgba(255,77,125,0); } }
.ss-unit.active .ss-unit-node { animation: ssPulse 2s ease-in-out infinite; }
.ss-feedback.good { animation: ssFeedbackIn .35s cubic-bezier(.2,.8,.2,1); }
@keyframes ssFeedbackIn { from { transform: translateY(8px) scale(.98); opacity: 0; } to { transform: none; opacity: 1; } }

@media (min-width: 720px) {
  .ss-shell { max-width: 610px; margin-inline: auto; }
  .ss-hero { margin-inline: 0; border-radius: 28px; padding-top: 28px; margin-top: 0; }
  .ss-shell { padding-top: 72px; }
}
@media (max-width: 390px) {
  .ss-hero-actions { grid-template-columns: 1fr; }
  .ss-chapter-lessons { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .ss-flip-stage { min-height: 342px; }
  .ss-flip-card { height: 300px; min-height: 300px; }
  .ss-flip-face { padding: 17px 16px; }
}
@media (prefers-reduced-motion: reduce) {
  .ss-progress i { transition: none; }
  .ss-intro-art, .ss-placement-badge { transform: none; }
  .ss-flip-inner { transition-duration: .01ms; }
  .ss-card-aurora, .ss-flip-face::after { animation: none; transition: none; }
  .ss-image-slot > span, .ss-unit.active .ss-unit-node, .ss-feedback.good { animation: none; }
}