/*
 * styles.css — Slot English 고객 시연 샘플
 * 색상: 진한 네이비 / 크림 / 골드. 전문 과외 보조 도구 + 슬롯형 UX.
 */

:root {
  --navy: #14213d;
  --navy-2: #1f3a63;
  --navy-soft: #2c4a78;
  --cream: #faf6ec;
  --cream-2: #f2ead6;
  --paper: #ffffff;
  --gold: #d4af37;
  --gold-dark: #b08d1f;
  --ink: #1b2335;
  --muted: #5d6678;
  --line: #d9d2bf;
  --danger: #a23b2d;
  --success: #1f6b4a;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 28px rgba(20, 33, 61, 0.12);
  --shadow-sm: 0 4px 12px rgba(20, 33, 61, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, -apple-system,
    "Segoe UI", sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

/* ----------------------------- 헤더 ----------------------------- */
.app-header {
  background: var(--navy);
  color: var(--cream);
  padding: 18px clamp(16px, 4vw, 40px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 28px;
  border-bottom: 4px solid var(--gold);
}

.app-header__brand {
  display: flex;
  flex-direction: column;
}

.app-header__title {
  margin: 0;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  letter-spacing: 0.5px;
  color: #fff;
}

.app-header__title::first-letter {
  color: var(--gold);
}

.app-header__subtitle {
  margin: 2px 0 0;
  font-size: 0.92rem;
  color: #c7d0e2;
}

.app-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-left: auto;
}

.app-tab {
  appearance: none;
  border: 1.5px solid transparent;
  background: rgba(255, 255, 255, 0.08);
  color: #e7ecf6;
  font-size: 1rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.app-tab:hover {
  background: rgba(255, 255, 255, 0.16);
}

.app-tab[aria-current="true"] {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.app-header__status {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  width: 100%;
  padding-top: 4px;
}

.status-chip {
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 999px;
}

.status-count {
  font-size: 0.95rem;
  color: #d7ddea;
}

.status-count strong {
  color: #fff;
  font-size: 1.05rem;
  margin-left: 2px;
}

/* ----------------------------- 메인/화면 ----------------------------- */
.app-main {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 36px) clamp(14px, 4vw, 32px) 60px;
}

.screen {
  display: none;
  animation: fade-in 0.2s ease;
}

.screen.is-active {
  display: block;
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.screen__title {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  margin: 0 0 18px;
  color: var(--navy);
}

/* ----------------------------- 패널/카드 ----------------------------- */
.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(16px, 2.5vw, 26px);
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

/* ----------------------------- 버튼 ----------------------------- */
.btn {
  appearance: none;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.08s, box-shadow 0.15s, background 0.15s, color 0.15s;
  min-height: 52px;
}

.btn:active {
  transform: translateY(1px);
}

.btn--block {
  width: 100%;
}

.btn--primary {
  background: var(--navy);
  color: #fff;
}

.btn--primary:hover {
  background: var(--navy-2);
}

.btn--secondary {
  background: var(--cream-2);
  color: var(--navy);
  border-color: var(--line);
}

.btn--secondary:hover {
  background: #e9dec4;
}

.btn--gold {
  background: var(--gold);
  color: var(--navy);
  box-shadow: 0 6px 0 var(--gold-dark);
}

.btn--gold:hover {
  background: #e0bd4a;
}

.btn--gold:active {
  box-shadow: 0 2px 0 var(--gold-dark);
}

.btn--ghost {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy-soft);
}

.btn--ghost:hover {
  background: rgba(20, 33, 61, 0.06);
}

.btn--lever {
  font-size: 1.2rem;
  letter-spacing: 1px;
}

/* ----------------------------- 폼 요소 ----------------------------- */
.field {
  margin-bottom: 16px;
}

.field-label {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.text-input,
.select-input,
.text-area {
  width: 100%;
  font-family: inherit;
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
}

.text-input:focus,
.select-input:focus,
.text-area:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.25);
}

.text-area {
  resize: vertical;
}

/* ----------------------------- Home ----------------------------- */
.home-intro {
  margin-bottom: 24px;
}

.home-intro h2 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.home-intro p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.home-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.home-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 6px solid var(--gold);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow);
}

.home-card__title {
  margin: 0;
  font-size: 1.4rem;
  color: var(--navy);
}

.home-card__desc {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  flex: 1;
}

/* ----------------------------- Word: 입력/정보 ----------------------------- */
.word-lookup__row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.word-lookup__row .text-input {
  flex: 1;
  min-width: 180px;
}

.word-info__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 22px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.word-info__word {
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
}

.word-info__pron {
  color: var(--muted);
  font-size: 1rem;
}

.word-info__pron b {
  color: var(--ink);
  font-weight: 700;
}

.word-info__forms {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.word-info__forms-label {
  font-weight: 700;
  color: var(--navy);
}

.word-forms {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.word-forms li {
  background: var(--cream-2);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.95rem;
}

.word-forms li b {
  color: var(--navy);
}

/* ----------------------------- Word: 슬롯 릴 ----------------------------- */
.slot-stage {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.slot-reel {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 560px;
  background: linear-gradient(180deg, #f7f1df 0%, #fff 45%, #f7f1df 100%);
  border: 3px solid var(--gold);
  border-radius: 20px;
  box-shadow: var(--shadow), inset 0 0 0 6px rgba(255, 255, 255, 0.6);
  padding: 26px 28px;
  position: relative;
  overflow: hidden;
}

/* 슬롯머신 중앙 강조 밴드(시각 효과) */
.slot-reel::before,
.slot-reel::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 14px;
  background: linear-gradient(rgba(20, 33, 61, 0.12), transparent);
  pointer-events: none;
}

.slot-reel::before {
  top: 0;
}

.slot-reel::after {
  bottom: 0;
  transform: rotate(180deg);
}

.slot-reel__order {
  text-align: center;
  font-weight: 800;
  color: var(--gold-dark);
  letter-spacing: 2px;
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.slot-reel__pos {
  text-align: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  background: var(--navy-2);
  display: block;
  width: fit-content;
  margin: 0 auto;
  padding: 3px 12px;
  border-radius: 999px;
}

.slot-reel__short {
  text-align: center;
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800;
  color: var(--navy);
  margin: 10px 0 6px;
}

.slot-reel__def {
  text-align: center;
  color: var(--ink);
  font-size: 1.05rem;
  margin-bottom: 14px;
}

.slot-reel__example {
  background: rgba(20, 33, 61, 0.05);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}

.slot-reel__example-en {
  margin: 0 0 4px;
  font-weight: 700;
  color: var(--navy);
}

.slot-reel__example-ko {
  margin: 0;
  color: var(--muted);
}

/* 레버 당기기 애니메이션(의미 순서는 바꾸지 않는 시각 효과) */
.slot-reel.is-spinning .slot-reel__short,
.slot-reel.is-spinning .slot-reel__def,
.slot-reel.is-spinning .slot-reel__pos,
.slot-reel.is-spinning .slot-reel__example {
  animation: reel-roll 0.42s ease;
}

@keyframes reel-roll {
  0% {
    transform: translateY(-18px);
    opacity: 0;
    filter: blur(2px);
  }
  60% {
    filter: blur(0);
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ----------------------------- Word: 전체 의미 보기 ----------------------------- */
.word-all {
  margin-top: 16px;
  display: grid;
  gap: 12px;
}

.word-all__item {
  border: 1px solid var(--line);
  border-left: 5px solid var(--gold);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  background: var(--cream);
}

.word-all__item h4 {
  margin: 0 0 4px;
  color: var(--navy);
}

.word-all__item p {
  margin: 2px 0;
  font-size: 0.98rem;
}

.word-all__item .word-all__ex {
  color: var(--muted);
}

/* ----------------------------- Word: 문맥 선택 ----------------------------- */
.word-context__sentence {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 6px;
}

.word-context__question {
  margin: 0 0 14px;
  color: var(--muted);
}

.choice-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.choice-btn {
  appearance: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--navy-soft);
  background: #fff;
  color: var(--navy);
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.choice-btn:hover {
  background: var(--cream-2);
}

.choice-btn.is-selected {
  background: var(--navy);
  color: #fff;
  border-color: var(--gold);
}

/* 색상만으로 선택을 표현하지 않도록 텍스트 배지 추가 */
.choice-btn .choice-badge {
  display: none;
  font-size: 0.78rem;
  font-weight: 800;
  background: var(--gold);
  color: var(--navy);
  padding: 2px 8px;
  border-radius: 999px;
}

.choice-btn.is-selected .choice-badge {
  display: inline-block;
}

/* ----------------------------- Word: 확정/저장 ----------------------------- */
.word-finalize__row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.word-finalize__state {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  padding: 12px 0;
  border-top: 1px dashed var(--line);
}

.word-finalize__state p {
  margin: 0;
  color: var(--muted);
}

.word-finalize__state strong {
  color: var(--navy);
}

/* ----------------------------- Grammar: 조건 ----------------------------- */
.btn-toggle-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.toggle-btn {
  appearance: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--navy-soft);
  background: #fff;
  color: var(--navy);
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.toggle-btn:hover {
  background: var(--cream-2);
}

.toggle-btn[aria-pressed="true"] {
  background: var(--navy);
  color: #fff;
  border-color: var(--gold);
}

.toggle-btn .toggle-badge {
  display: none;
  font-size: 0.72rem;
  font-weight: 800;
  background: var(--gold);
  color: var(--navy);
  padding: 1px 7px;
  border-radius: 999px;
}

.toggle-btn[aria-pressed="true"] .toggle-badge {
  display: inline-block;
}

.grammar-conditions__selects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

/* ----------------------------- Grammar: 결과 ----------------------------- */
.grammar-sentence__structure {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  font-weight: 800;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.grammar-sentence__text {
  margin: 0;
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 800;
  color: var(--navy);
}

.grammar-slots {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
}

.grammar-slot {
  flex: 1 1 150px;
  min-width: 130px;
  background: var(--paper);
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.grammar-slot__role {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  padding: 3px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.grammar-slot__word {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
  word-break: break-word;
}

.grammar-slot__ko {
  color: var(--muted);
  font-size: 0.95rem;
}

.grammar-guide__title {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 1.1rem;
}

.grammar-guide__list {
  margin: 0;
  padding-left: 20px;
}

.grammar-guide__list li {
  margin-bottom: 6px;
  color: var(--ink);
}

/* ----------------------------- Output ----------------------------- */
.output-controls__student {
  max-width: 360px;
}

.check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.check-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--cream-2);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--navy);
}

.check-item input {
  width: 18px;
  height: 18px;
  accent-color: var(--navy);
  cursor: pointer;
}

.output-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.output-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.output-table {
  border-collapse: collapse;
  width: 100%;
  min-width: 720px;
}

.output-table th,
.output-table td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  font-size: 0.95rem;
}

.output-table thead th {
  background: var(--navy);
  color: #fff;
  position: sticky;
  top: 0;
  white-space: nowrap;
}

.output-table tbody tr:nth-child(even) {
  background: var(--cream);
}

.output-table td[contenteditable="true"] {
  cursor: text;
  min-width: 90px;
}

.output-table td[contenteditable="true"]:focus {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
  background: #fffdf5;
}

.cell-type {
  font-weight: 800;
}

.cell-type[data-type="Word"] {
  color: var(--navy-2);
}

.cell-type[data-type="Grammar"] {
  color: var(--gold-dark);
}

/* ----------------------------- 안내 메시지 ----------------------------- */
.notice {
  margin: 12px 0 0;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: #fdf3e3;
  border: 1px solid #ecd9b0;
  color: #7a5a14;
  font-size: 0.98rem;
}

.notice--success {
  background: #e8f5ee;
  border-color: #b6dcc6;
  color: var(--success);
}

/* ----------------------------- 푸터 ----------------------------- */
.app-footer {
  text-align: center;
  padding: 24px 16px 40px;
  color: var(--muted);
  font-size: 0.88rem;
}

/* ======================== Grammar: 슬롯 머신 캐비넷 ======================== */

.grammar-slot-stage {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.grammar-slot-machine {
  flex: 1 1 auto;
  min-width: 0;
  background: var(--navy);
  border: 4px solid var(--gold);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow), 0 0 0 6px rgba(212, 175, 55, 0.14), inset 0 0 40px rgba(0, 0, 0, 0.3);
}

.grammar-machine-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: rgba(0, 0, 0, 0.28);
  border-bottom: 2px solid rgba(212, 175, 55, 0.4);
}

.grammar-machine-pattern {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.grammar-machine-tense {
  background: var(--gold);
  color: var(--navy);
  font-weight: 800;
  font-size: 0.85rem;
  padding: 4px 14px;
  border-radius: 999px;
}

.grammar-machine-sentence {
  text-align: center;
  padding: 18px 24px 6px;
  font-size: clamp(1.25rem, 3.5vw, 1.85rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.3px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.grammar-machine-sentence-ko {
  text-align: center;
  padding: 0 24px 16px;
  font-size: clamp(0.95rem, 2.4vw, 1.15rem);
  font-weight: 700;
  color: #efe2b6;
  border-bottom: 2px solid rgba(212, 175, 55, 0.25);
}

.grammar-machine-reels {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 20px;
}

/* 개별 릴 창 */
.grammar-reel {
  flex: 1 1 120px;
  max-width: 178px;
  min-width: 90px;
  background: linear-gradient(180deg, #f7f1df 0%, #fff 50%, #f7f1df 100%);
  border: 3px solid var(--gold);
  border-radius: 14px;
  padding: 16px 10px;
  text-align: center;
  position: relative;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* 릴 위/아래 그림자 선 (실물 슬롯머신 느낌) */
.grammar-reel::before,
.grammar-reel::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 3px;
  pointer-events: none;
}

.grammar-reel::before {
  top: 0;
  background: linear-gradient(rgba(20, 33, 61, 0.18), transparent);
  border-radius: 12px 12px 0 0;
}

.grammar-reel::after {
  bottom: 0;
  background: linear-gradient(transparent, rgba(20, 33, 61, 0.18));
  border-radius: 0 0 12px 12px;
}

.grammar-reel__role {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--navy);
  color: #fff;
  font-weight: 900;
  font-size: 0.92rem;
  border-radius: 50%;
  margin-bottom: 10px;
}

.grammar-reel__word {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 6px;
  word-break: break-word;
  line-height: 1.3;
}

.grammar-reel__ko {
  color: var(--muted);
  font-size: 0.85rem;
}

/* 레버 당기기 → 릴 내용 애니메이션 (레이아웃 이동 없이 내용만) */
.grammar-slot-machine.is-spinning .grammar-reel__word,
.grammar-slot-machine.is-spinning .grammar-reel__ko,
.grammar-slot-machine.is-spinning .grammar-reel__role,
.grammar-slot-machine.is-spinning .grammar-machine-sentence,
.grammar-slot-machine.is-spinning .grammar-machine-pattern,
.grammar-slot-machine.is-spinning .grammar-machine-tense {
  animation: reel-roll 0.45s ease;
}

/* ======================== 시각적 레버 ======================== */

.lever-area {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.lever {
  appearance: none;
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  min-height: 56px;
  min-width: 56px;
}

.lever__track {
  position: relative;
  width: 12px;
  height: 88px;
  border-radius: 999px;
  background: linear-gradient(180deg, #2a3a5e, #14213d);
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.5);
}

.lever__knob {
  position: absolute;
  left: 50%;
  top: -8px;
  transform: translateX(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #f3dd86, var(--gold) 58%, var(--gold-dark));
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.35);
  transition: top 0.28s cubic-bezier(0.34, 1.4, 0.6, 1);
}

.lever.pulling .lever__knob {
  top: 52px;
}

.lever__label {
  font-weight: 800;
  color: var(--navy);
  background: var(--gold);
  padding: 10px 22px;
  border-radius: 999px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 4px 0 var(--gold-dark);
}

.lever:active .lever__label {
  transform: translateY(2px);
  box-shadow: 0 2px 0 var(--gold-dark);
}

.lever:focus-visible {
  outline: 3px solid var(--navy-soft);
  outline-offset: 4px;
  border-radius: 14px;
}

/* 공간을 항상 차지하되, 평소엔 숨겨 레이아웃이 흔들리지 않게 함 */
.spin-status {
  margin: 0;
  min-height: 1.2em;
  font-weight: 700;
  color: var(--gold-dark);
  font-size: 0.95rem;
  text-align: center;
  visibility: hidden;
}

.spin-status.is-on {
  visibility: visible;
}

/* 확장 후보 풀 배지 */
.pool-badge {
  margin: 12px 0 0;
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--navy);
  background: var(--cream-2);
  padding: 5px 14px;
  border-radius: 999px;
}

/* ======================== Grammar 고정: Lockable Slot Card + Dropdown ======================== */

.lock-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.lock-card {
  border: 2px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.lock-card.is-locked {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.25);
}

.lock-card__head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px 8px;
}

.lock-card__role {
  background: var(--navy);
  color: #fff;
  font-weight: 800;
  border-radius: 8px;
  padding: 3px 11px;
  font-size: 0.9rem;
}

.lock-card__ko {
  flex: 1;
  color: var(--muted);
  font-size: 0.9rem;
}

.lock-card__status {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--muted);
  white-space: nowrap;
}

.lock-card.is-locked .lock-card__status {
  color: var(--gold-dark);
}

.lock-select {
  display: block;
  width: calc(100% - 28px);
  margin: 0 14px 14px;
  min-height: 48px;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  padding: 10px 42px 10px 14px;
  border: 2px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  appearance: none;
  background: #fff
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2314213d' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E")
    no-repeat right 14px center;
}

.lock-card.is-locked .lock-select {
  border-color: var(--gold);
  background-color: #fffdf5;
}

.lock-select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.25);
}

.lock-summary {
  margin: 16px 0;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--navy);
  color: #fff;
  font-weight: 700;
  font-size: 0.98rem;
  line-height: 1.5;
}

/* ======================== 모션 최소화 환경 ======================== */
@media (prefers-reduced-motion: reduce) {
  .screen,
  .slot-reel.is-spinning .slot-reel__short,
  .slot-reel.is-spinning .slot-reel__def,
  .slot-reel.is-spinning .slot-reel__pos,
  .slot-reel.is-spinning .slot-reel__example,
  .grammar-slot-machine.is-spinning .grammar-reel__word,
  .grammar-slot-machine.is-spinning .grammar-reel__role,
  .grammar-slot-machine.is-spinning .grammar-machine-sentence,
  .grammar-slot-machine.is-spinning .grammar-machine-pattern,
  .grammar-slot-machine.is-spinning .grammar-machine-tense {
    animation: none !important;
  }
  .lever__knob {
    transition: none !important;
  }
}

/* ----------------------------- 반응형 ----------------------------- */
@media (min-width: 720px) {
  .app-header__status {
    width: auto;
    margin-left: 0;
    padding-top: 0;
  }
}

@media (max-width: 719px) {
  .app-tabs {
    margin-left: 0;
    width: 100%;
  }
  .app-tab {
    flex: 1 1 auto;
    text-align: center;
    padding: 10px 12px;
  }
  .word-finalize__row .btn,
  .output-actions .btn {
    flex: 1 1 100%;
  }
  /* 좁은 화면: 레버를 슬롯머신 아래로 내림 */
  .slot-stage,
  .grammar-slot-stage {
    flex-direction: column;
  }
  .slot-reel,
  .grammar-slot-machine {
    width: 100%;
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .slot-reel__short {
    font-size: 2rem;
  }
  .grammar-reel {
    flex: 1 1 80px;
    min-width: 80px;
    padding: 12px 8px;
  }
  .grammar-reel__word {
    font-size: 1rem;
  }
  /* 모바일 Safari 입력 확대 방지: 폰트 16px 이상 유지 */
  .text-input,
  .select-input,
  .text-area {
    font-size: 16px;
  }
  .lock-card,
  .lock-cards .lock-card {
    flex: 1 1 100%;
  }
}