/* ================================================================
   YAGUARÁ GAME ENGINE — Shared Stylesheet
   Earth-tone palette · silence-based feedback · seed progress
   ================================================================ */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    --earth-deep: #1a1208;
    --earth-mid: #2a1f10;
    --ochre: #c9a227;
    --ochre-soft: rgba(201, 162, 39, 0.15);
    --ochre-glow: rgba(201, 162, 39, 0.4);
    --terracotta: #c67a4a;
    --moss: #5a6e4a;
    --sand: #e8d5b7;
    --sand-muted: #b8a48a;
    --river-deep: #2a3d4a;
    --river-light: #3a5568;
    --glass-earth: rgba(26, 18, 8, 0.6);
    --glass-earth-light: rgba(26, 18, 8, 0.35);
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --ease-natural: cubic-bezier(0.23, 1, 0.32, 1);
    --ease-gentle: cubic-bezier(0.4, 0, 0.2, 1);
    --duration-slow: 0.7s;
    --duration-med: 0.5s;
    --border-radius: 18px;
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 24px rgba(201, 162, 39, 0.3);
}

/* ===== BASE ===== */
.yg-body {
    font-family: var(--font-body);
    background: linear-gradient(160deg, var(--earth-deep) 0%, var(--earth-mid) 40%, #1f2a1a 70%, #1a2520 100%);
    color: var(--sand);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    font-size: 16px;
}

.yg-body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(90, 110, 74, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 75% 15%, rgba(201, 162, 39, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(42, 61, 74, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

/* ===== TYPOGRAPHY ===== */
.yg-heading {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 0.02em;
}

/* ===== HEADER ===== */
.yg-header {
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid rgba(201, 162, 39, 0.12);
    position: sticky;
    top: 0;
    z-index: 100;
}

.yg-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--glass-earth-light);
    color: var(--ochre);
    text-decoration: none;
    padding: 8px 18px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    border: 1px solid rgba(201, 162, 39, 0.2);
    transition: all var(--duration-slow) var(--ease-natural);
    white-space: nowrap;
}

.yg-back-btn:hover {
    background: rgba(201, 162, 39, 0.12);
    transform: translateY(-1px);
}

.yg-header-info { flex: 1; }

.yg-header-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 600;
    color: var(--ochre);
    line-height: 1.3;
}

.yg-header-subtitle {
    font-size: 13px;
    color: var(--sand-muted);
    margin-top: 2px;
}

/* ===== RESOURCES MENU ===== */
.yg-resources-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-earth-light);
    color: var(--ochre);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
    flex-shrink: 0;
}
.yg-resources-btn svg {
    width: 20px;
    height: 20px;
}
.yg-resources-btn:hover {
    background: rgba(201, 162, 39, 0.12);
    transform: translateY(-1px);
}
.yg-resources-btn.open {
    background: rgba(201, 162, 39, 0.18);
}
.yg-resources-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: rgba(20, 18, 14, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(201, 162, 39, 0.15);
    border-radius: 14px;
    padding: 8px;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    animation: ygDropFade 0.2s ease;
}
@keyframes ygDropFade {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}
.yg-resources-dropdown.visible { display: block; }
.yg-res-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 10px;
    color: var(--sand);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.15s ease;
    cursor: pointer;
    white-space: nowrap;
}
.yg-res-item:hover { background: rgba(201, 162, 39, 0.1); }
.yg-res-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.75; }
.yg-res-item span { flex: 1; }
.yg-res-badge {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 6px;
    background: rgba(201, 162, 39, 0.15);
    color: var(--ochre);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.yg-res-divider {
    height: 1px;
    background: rgba(201, 162, 39, 0.1);
    margin: 4px 8px;
}

/* ===== SEED PROGRESS ===== */
.yg-progress {
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    background: rgba(0, 0, 0, 0.15);
}

.yg-seed-container {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.yg-seed-svg {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    transition: transform var(--duration-slow) var(--ease-natural);
}

.yg-seed-label {
    font-size: 13px;
    color: var(--sand-muted);
    font-weight: 500;
}

.yg-seed-track {
    flex: 1;
    height: 6px;
    background: rgba(201, 162, 39, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.yg-seed-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--moss), var(--ochre));
    border-radius: 3px;
    transition: width 1.2s var(--ease-natural);
    width: 0%;
}

/* ===== ENCOUNTER WRAPPER ===== */
.yg-encounter-wrapper {
    max-width: 800px;
    margin: 24px auto;
    padding: 0 16px;
    position: relative;
    z-index: 1;
    transition: filter var(--duration-slow) var(--ease-natural),
                opacity var(--duration-slow) var(--ease-natural);
}

/* ===== GAME CARD ===== */
.yg-card {
    background: var(--glass-earth);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: var(--border-radius);
    border: 1px solid rgba(201, 162, 39, 0.1);
    box-shadow: var(--shadow-card);
    padding: 32px;
    min-height: 300px;
    animation: ygCardIn var(--duration-slow) var(--ease-natural);
}

@keyframes ygCardIn {
    from { opacity: 0; transform: translateY(16px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ===== INTENT LINE (Beat 2) ===== */
.yg-intent {
    font-family: var(--font-heading);
    font-size: 15px;
    color: var(--sand-muted);
    font-style: italic;
    margin-bottom: 16px;
    opacity: 0;
    animation: ygFadeIn 0.8s var(--ease-natural) forwards;
    animation-delay: 0.3s;
}

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

/* ===== GAME TYPE LABEL ===== */
.yg-type-label {
    display: inline-block;
    background: var(--ochre-soft);
    color: var(--ochre);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 4px 14px;
    border-radius: 8px;
    margin-bottom: 14px;
}

.yg-type-icon {
    display: inline-flex;
    width: 16px;
    height: 16px;
    vertical-align: -2px;
    margin-right: 6px;
    opacity: 0.85;
}
.yg-type-icon svg {
    width: 100%;
    height: 100%;
}

/* ===== GAME INSTRUCTION ===== */
.yg-instruction {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    line-height: 1.5;
    color: var(--sand);
}

.yg-instruction em {
    color: var(--ochre);
    font-style: normal;
}

/* ===== SUB-QUESTION COUNTER ===== */
.yg-sub-counter {
    font-size: 13px;
    color: var(--sand-muted);
    margin-bottom: 12px;
}

/* ================================================================
   WORLD REACTION STATES
   ================================================================ */

/* Harmony: correct answer — warm glow */
.yg-world-harmony .yg-encounter-wrapper {
    filter: brightness(1.05);
}

.yg-glow {
    box-shadow: 0 0 20px rgba(201, 162, 39, 0.5), 0 0 40px rgba(201, 162, 39, 0.2) !important;
    border-color: var(--ochre) !important;
    transition: all 0.4s var(--ease-natural) !important;
}

/* Desequilibrio: incorrect — world dims and retreats */
.yg-world-dim .yg-encounter-wrapper {
    filter: brightness(0.4) saturate(0.3);
}

.yg-retreat {
    transform: scale(0.92) !important;
    opacity: 0.35 !important;
    pointer-events: none !important;
    transition: all var(--duration-med) var(--ease-natural) !important;
}

/* Restore from dim */
.yg-world-restore .yg-encounter-wrapper {
    filter: brightness(1) saturate(1);
    transition: filter 1.2s var(--ease-natural);
}

/* ================================================================
   ACTIVITY STYLES
   ================================================================ */

/* ===== PAIR MATCHING ===== */
.yg-pair-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 16px;
}

.yg-pair-card {
    aspect-ratio: 1.2;
    background: linear-gradient(135deg, var(--earth-mid), #2a2a1a);
    border: 2px solid rgba(201, 162, 39, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    perspective: 600px;
    user-select: none;
    position: relative;
    min-height: 80px;
}

.yg-pair-card .yg-card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    backface-visibility: hidden;
    transition: transform 0.6s var(--ease-natural);
    padding: 8px;
    text-align: center;
}

.yg-pair-card .yg-card-back {
    background: linear-gradient(135deg, var(--earth-mid), var(--earth-deep));
    font-size: 24px;
    color: var(--sand-muted);
}

.yg-pair-card .yg-card-front {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1), rgba(198, 122, 74, 0.08));
    transform: rotateY(180deg);
    border: 2px solid var(--ochre);
    color: var(--sand);
}

.yg-pair-card.flipped .yg-card-back { transform: rotateY(180deg); }
.yg-pair-card.flipped .yg-card-front { transform: rotateY(0deg); }

.yg-pair-card.matched {
    border-color: var(--ochre);
    pointer-events: none;
    opacity: 0.7;
}

.yg-pair-card.matched .yg-card-front {
    border-color: var(--ochre);
    background: rgba(201, 162, 39, 0.12);
}

.yg-pair-card:not(.matched):not(.flipped):hover {
    transform: scale(1.04);
    border-color: rgba(201, 162, 39, 0.4);
}

/* ===== FILL IN THE BLANK ===== */
.yg-fib-sentence {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 24px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 14px;
    text-align: center;
    color: var(--sand);
}

.yg-fib-blank {
    display: inline-block;
    min-width: 120px;
    border-bottom: 3px dashed var(--ochre);
    color: var(--ochre);
    font-weight: 700;
    padding: 2px 8px;
    margin: 0 4px;
}

.yg-fib-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.yg-fib-option {
    padding: 14px;
    background: var(--glass-earth-light);
    border: 2px solid rgba(201, 162, 39, 0.12);
    border-radius: 12px;
    color: var(--sand);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    text-align: center;
}

.yg-fib-option:hover {
    border-color: rgba(201, 162, 39, 0.4);
    background: rgba(201, 162, 39, 0.08);
    transform: translateY(-2px);
}

.yg-fib-option.selected {
    border-color: var(--ochre);
    background: var(--ochre-soft);
    color: var(--ochre);
}

/* ===== VERB CONJUGATION ===== */
.yg-vc-prompt {
    text-align: center;
    margin-bottom: 24px;
}

.yg-vc-verb {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 30px;
    font-weight: 600;
    color: var(--ochre);
    margin-bottom: 8px;
}

.yg-vc-subject {
    font-size: 20px;
    color: var(--sand-muted);
}

.yg-vc-context {
    font-size: 14px;
    color: var(--sand-muted);
    font-style: italic;
    margin-top: 4px;
}

.yg-vc-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.yg-vc-option {
    padding: 16px;
    background: var(--glass-earth-light);
    border: 2px solid rgba(201, 162, 39, 0.12);
    border-radius: 12px;
    color: var(--sand);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    text-align: center;
}

.yg-vc-option:hover {
    border-color: rgba(201, 162, 39, 0.4);
    transform: translateY(-2px);
}

.yg-vc-option.selected {
    border-color: var(--ochre);
    background: var(--ochre-soft);
}

/* ===== SENTENCE BUILDER / TRANSLATION ===== */
.yg-sb-target {
    min-height: 70px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px dashed rgba(201, 162, 39, 0.2);
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 17px;
    transition: all var(--duration-slow) var(--ease-natural);
}

.yg-sb-target.active {
    border-color: var(--ochre);
}

.yg-sb-placeholder {
    color: var(--sand-muted);
    font-style: italic;
    font-size: 14px;
}

.yg-sb-bank {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.yg-sb-chip {
    padding: 10px 18px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1), rgba(198, 122, 74, 0.06));
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 10px;
    color: var(--ochre);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    user-select: none;
}

.yg-sb-chip:hover {
    transform: scale(1.06);
    background: rgba(201, 162, 39, 0.18);
}

.yg-sb-chip.used {
    opacity: 0.25;
    pointer-events: none;
    transform: scale(0.9);
}

.yg-sb-chip.in-target {
    background: linear-gradient(135deg, rgba(42, 61, 74, 0.2), rgba(42, 61, 74, 0.1));
    border-color: var(--river-light);
    color: var(--sand);
    cursor: pointer;
}

.yg-sb-clear {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(198, 122, 74, 0.1);
    border: 1px solid rgba(198, 122, 74, 0.3);
    border-radius: 10px;
    color: var(--terracotta);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
}

.yg-sb-clear:hover { background: rgba(198, 122, 74, 0.2); }

.yg-listo-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    background: var(--ochre-soft);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 12px;
    color: var(--ochre);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    margin-top: 8px;
}

.yg-listo-btn:hover {
    background: rgba(201, 162, 39, 0.25);
    transform: translateY(-1px);
}

/* ===== TRANSLATION SOURCE ===== */
.yg-trans-source {
    background: rgba(42, 61, 74, 0.2);
    border: 1px solid rgba(42, 61, 74, 0.3);
    border-radius: 14px;
    padding: 16px 20px;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 16px;
    color: var(--sand);
}

/* ===== LISTENING ===== */
.yg-listen-area {
    text-align: center;
    margin-bottom: 24px;
}

.yg-listen-btn, .yg-repeat-btn {
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    margin: 0 8px;
    font-size: 0;
}

.yg-listen-btn {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--ochre), var(--terracotta));
    color: var(--earth-deep);
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.yg-listen-btn svg {
    width: 32px;
    height: 32px;
}

.yg-listen-btn:hover { transform: scale(1.08); box-shadow: var(--shadow-glow); }

.yg-repeat-btn {
    width: 52px;
    height: 52px;
    background: var(--glass-earth-light);
    border: 2px solid rgba(201, 162, 39, 0.2);
    color: var(--sand);
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.yg-repeat-btn svg {
    width: 20px;
    height: 20px;
}

.yg-repeat-btn:hover { border-color: var(--ochre); }

.yg-listen-question {
    text-align: center;
    margin-bottom: 16px;
    font-size: 16px;
    color: var(--ochre);
    font-weight: 600;
}

.yg-listen-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.yg-listen-option {
    padding: 16px;
    background: var(--glass-earth-light);
    border: 2px solid rgba(201, 162, 39, 0.12);
    border-radius: 12px;
    color: var(--sand);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    text-align: center;
}

.yg-listen-option:hover {
    border-color: rgba(201, 162, 39, 0.4);
    transform: translateY(-2px);
}

.yg-listen-option.selected {
    border-color: var(--ochre);
    background: var(--ochre-soft);
}

/* ===== CATEGORY SORTING ===== */
.yg-sort-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    justify-content: center;
}

.yg-sort-item {
    padding: 10px 18px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1), rgba(198, 122, 74, 0.06));
    border: 2px solid rgba(201, 162, 39, 0.3);
    border-radius: 10px;
    color: var(--ochre);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
}

.yg-sort-item:hover { transform: scale(1.06); }

.yg-sort-item.active-item {
    border-color: var(--terracotta);
    background: rgba(198, 122, 74, 0.2);
    transform: scale(1.08);
}

.yg-sort-item.sorted {
    opacity: 0.25;
    pointer-events: none;
}

.yg-sort-hint {
    font-size: 13px;
    color: var(--sand-muted);
    margin-bottom: 12px;
    text-align: center;
}

.yg-sort-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.yg-sort-category {
    background: rgba(0, 0, 0, 0.2);
    border: 2px dashed rgba(201, 162, 39, 0.15);
    border-radius: 14px;
    padding: 14px;
    min-height: 120px;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
}

.yg-sort-category:hover, .yg-sort-category.highlight {
    border-color: var(--ochre);
    background: rgba(201, 162, 39, 0.04);
}

.yg-sort-cat-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--ochre);
    text-align: center;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(201, 162, 39, 0.1);
}

.yg-sort-cat-items {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.yg-sorted-chip {
    padding: 6px 12px;
    background: rgba(201, 162, 39, 0.12);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--ochre);
    animation: ygChipIn var(--duration-slow) var(--ease-natural);
}

@keyframes ygChipIn {
    from { opacity: 0; transform: scale(0.7); }
    to { opacity: 1; transform: scale(1); }
}

/* ===== CONVERSATION ===== */
.yg-conv-dialogue {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.yg-conv-bubble {
    max-width: 80%;
    padding: 12px 18px;
    border-radius: 16px;
    font-size: 15px;
    line-height: 1.5;
    animation: ygBubbleIn var(--duration-slow) var(--ease-natural);
}

@keyframes ygBubbleIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.yg-conv-bubble.speaker-a {
    align-self: flex-start;
    background: rgba(42, 61, 74, 0.25);
    border: 1px solid rgba(42, 61, 74, 0.35);
    border-bottom-left-radius: 4px;
}

.yg-conv-bubble.speaker-b {
    align-self: flex-end;
    background: var(--ochre-soft);
    border: 1px solid rgba(201, 162, 39, 0.2);
    border-bottom-right-radius: 4px;
}

.yg-conv-bubble.mystery {
    align-self: flex-end;
    background: rgba(255, 255, 255, 0.03);
    border: 2px dashed rgba(201, 162, 39, 0.3);
    border-bottom-right-radius: 4px;
    color: var(--ochre);
    font-weight: 700;
}

.yg-conv-speaker {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
    opacity: 0.6;
}

.yg-conv-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.yg-conv-option {
    padding: 14px 18px;
    background: var(--glass-earth-light);
    border: 2px solid rgba(201, 162, 39, 0.12);
    border-radius: 12px;
    color: var(--sand);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    text-align: left;
}

.yg-conv-option:hover {
    border-color: rgba(201, 162, 39, 0.4);
    transform: translateX(4px);
}

.yg-conv-option.selected {
    border-color: var(--ochre);
    background: var(--ochre-soft);
}

/* ===== DICTATION ===== */
.yg-dict-input {
    width: 100%;
    padding: 16px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(201, 162, 39, 0.15);
    border-radius: 14px;
    color: var(--sand);
    font-size: 18px;
    font-family: var(--font-body);
    outline: none;
    transition: all var(--duration-slow) var(--ease-natural);
    margin-top: 16px;
}

.yg-dict-input:focus { border-color: var(--ochre); }
.yg-dict-input::placeholder { color: var(--sand-muted); }
.yg-dict-input:disabled { opacity: 0.6; }

.yg-dict-hint {
    font-size: 13px;
    color: var(--sand-muted);
    font-style: italic;
    margin-top: 8px;
}

/* ===== STORY COMPREHENSION ===== */
.yg-story-text {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(201, 162, 39, 0.08);
    border-radius: 14px;
    padding: 20px;
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 20px;
    color: var(--sand);
}

.yg-story-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--ochre);
    margin-bottom: 10px;
}

.yg-story-question {
    background: rgba(42, 61, 74, 0.1);
    border: 1px solid rgba(42, 61, 74, 0.15);
    border-radius: 12px;
    padding: 14px;
    margin-bottom: 12px;
}

.yg-story-q-text {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--sand);
}

.yg-story-q-options {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.yg-story-q-option {
    padding: 10px 14px;
    background: var(--glass-earth-light);
    border: 1px solid rgba(201, 162, 39, 0.08);
    border-radius: 10px;
    color: var(--sand);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
}

.yg-story-q-option:hover { border-color: rgba(201, 162, 39, 0.4); }

.yg-story-q-option.selected {
    border-color: var(--ochre);
    background: var(--ochre-soft);
}

/* ===== NARRATIVE (Yaguará intros, grammar teaching) ===== */
.yg-type-narrative {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.2), rgba(90, 110, 74, 0.15));
    border: 1px solid rgba(201, 162, 39, 0.3);
}

.yg-narrative-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    color: var(--ochre);
    margin-bottom: 20px;
    line-height: 1.4;
}

.yg-narrative-speaker {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(201, 162, 39, 0.1);
}

.yg-narrative-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ochre), var(--terracotta));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
    border: 2px solid rgba(201, 162, 39, 0.4);
    box-shadow: 0 0 16px rgba(201, 162, 39, 0.2);
}

.yg-narrative-name {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    color: var(--ochre);
    letter-spacing: 0.5px;
}

.yg-narrative-section {
    margin-bottom: 18px;
    opacity: 0;
    animation: ygFadeIn 0.6s var(--ease-natural) forwards;
}

.yg-narrative-heading {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 600;
    color: var(--terracotta);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

.yg-narrative-body {
    font-size: 16px;
    line-height: 1.8;
    color: var(--sand);
}

.yg-narrative-body em {
    color: var(--ochre);
    font-style: italic;
}

.yg-narrative-body strong {
    color: var(--ochre);
    font-weight: 700;
}

.yg-narrative-pattern {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(201, 162, 39, 0.15);
    border-left: 3px solid var(--ochre);
    border-radius: 0 12px 12px 0;
    padding: 16px 20px;
    margin: 14px 0;
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--ochre);
    text-align: center;
    letter-spacing: 0.5px;
    line-height: 1.6;
}

.yg-narrative-examples {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.yg-narrative-example {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 10px;
    padding: 10px 16px;
    background: rgba(42, 61, 74, 0.15);
    border: 1px solid rgba(42, 61, 74, 0.2);
    border-radius: 10px;
    font-size: 15px;
}

.yg-narrative-es {
    color: var(--ochre);
    font-weight: 600;
    font-size: 16px;
}

.yg-narrative-gloss {
    color: var(--sand-muted);
    font-size: 14px;
    font-style: italic;
}

.yg-narrative-btn {
    display: block;
    width: 100%;
    margin-top: 24px;
    text-align: center;
    padding: 14px 24px;
    font-size: 16px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.15), rgba(90, 110, 74, 0.1));
    border: 1px solid rgba(201, 162, 39, 0.3);
}

.yg-narrative-btn:hover {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.25), rgba(90, 110, 74, 0.15));
}

/* ================================================================
   NAVIGATION
   ================================================================ */
.yg-nav {
    max-width: 800px;
    margin: 20px auto;
    padding: 0 16px 32px;
    display: flex;
    gap: 12px;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.yg-nav-btn {
    padding: 12px 28px;
    border: none;
    border-radius: 14px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-slow) var(--ease-natural);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
}

.yg-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none !important;
}

.yg-nav-btn:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.yg-btn-prev {
    background: var(--glass-earth-light);
    color: var(--sand);
    border: 1px solid rgba(201, 162, 39, 0.15);
}

.yg-btn-next {
    background: linear-gradient(135deg, var(--moss), var(--river-deep));
    color: var(--sand);
}

/* ================================================================
   YAGUARÁ INTERJECTION PANEL
   ================================================================ */
.yg-yaguara-panel {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 16px;
    position: relative;
    z-index: 2;
    pointer-events: none;
}

.yg-yaguara-bubble {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.08), rgba(90, 110, 74, 0.06));
    border: 1px solid rgba(201, 162, 39, 0.15);
    border-radius: 16px;
    padding: 18px 22px;
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--duration-slow) var(--ease-natural);
    pointer-events: auto;
}

.yg-yaguara-bubble.visible {
    opacity: 1;
    transform: translateY(0);
}

.yg-yaguara-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ochre), var(--terracotta));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
    border: 2px solid rgba(201, 162, 39, 0.3);
}

.yg-yaguara-text {
    font-family: var(--font-heading);
    font-size: 16px;
    font-style: italic;
    color: var(--sand);
    line-height: 1.5;
    padding-top: 6px;
}

/* ================================================================
   COMPLETION / WORLD RESTORED SCREEN
   ================================================================ */
.yg-completion {
    text-align: center;
    padding: 40px 20px;
}

.yg-completion-seed {
    margin: 0 auto 24px;
    width: 120px;
    height: 120px;
}

.yg-completion-title {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 600;
    color: var(--ochre);
    margin-bottom: 16px;
    line-height: 1.4;
}

.yg-completion-text {
    font-family: var(--font-heading);
    font-size: 17px;
    font-style: italic;
    color: var(--sand-muted);
    margin-bottom: 32px;
    line-height: 1.6;
}

.yg-completion-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--ochre), var(--terracotta));
    color: var(--earth-deep);
    border: none;
    border-radius: 14px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--duration-slow) var(--ease-natural);
    font-family: var(--font-body);
}

.yg-completion-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 768px) {
    .yg-header { flex-wrap: wrap; padding: 12px 16px; }
    .yg-header-title { font-size: 18px; }
    .yg-resources-btn { width: 36px; height: 36px; }
    .yg-resources-dropdown { right: -8px; min-width: 180px; }
    .yg-card { padding: 24px; }
    .yg-pair-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
    .yg-pair-card { font-size: 14px; min-height: 65px; }
    .yg-fib-options, .yg-vc-options, .yg-listen-options { grid-template-columns: 1fr; }
    .yg-nav { flex-wrap: wrap; }
    .yg-nav-btn { flex: 1; min-width: 100px; justify-content: center; }
    .yg-sort-categories { grid-template-columns: 1fr; }
    .yg-instruction { font-size: 16px; }
    .yg-fib-sentence { font-size: 17px; }
    .yg-conv-bubble { max-width: 90%; }
    .yg-cancion-layout { flex-direction: column; }
    .yg-cancion-video { flex: none; width: 100%; position: static; }
    .yg-cancion-lyrics { max-height: none; }
}

@media (max-width: 480px) {
    .yg-card { padding: 18px; border-radius: 14px; }
    .yg-header-title { font-size: 16px; }
    .yg-pair-grid { grid-template-columns: repeat(2, 1fr); }
    .yg-vc-verb { font-size: 24px; }
    .yg-listen-btn { width: 64px; height: 64px; }
    .yg-listen-btn svg { width: 26px; height: 26px; }
    .yg-completion-title { font-size: 22px; }
}

/* ================================================================
   KEYFRAMES
   ================================================================ */
@keyframes ygSeedGrow {
    from { transform: scale(0.95); }
    to { transform: scale(1.08); }
}

@keyframes ygWorldBrighten {
    from { filter: brightness(0.8); }
    to { filter: brightness(1.1); }
}

@keyframes ygPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* ===== CANCIÓN (Song Lyrics) ===== */
.yg-cancion-layout {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.yg-cancion-video {
    flex: 0 0 50%;
    position: sticky;
    top: 1rem;
}

.yg-cancion-video-wrap {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 */
    border-radius: 12px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.4);
}

.yg-cancion-video-wrap iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.yg-cancion-lyrics {
    flex: 1;
    max-height: 60vh;
    overflow-y: auto;
    padding-right: 8px;
}

.yg-cancion-lyrics::-webkit-scrollbar {
    width: 4px;
}

.yg-cancion-lyrics::-webkit-scrollbar-thumb {
    background: rgba(201, 162, 39, 0.25);
    border-radius: 2px;
}

.yg-cancion-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(201, 162, 39, 0.1);
}

.yg-cancion-song-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--ochre);
}

.yg-cancion-artist {
    font-size: 13px;
    color: var(--sand-muted);
    font-style: italic;
}

.yg-cancion-line {
    font-size: 15px;
    line-height: 2.2;
    color: var(--sand);
    padding: 2px 0;
}

.yg-cancion-blank {
    display: inline-block;
    min-width: 100px;
    padding: 4px 10px;
    margin: 0 4px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px dashed rgba(201, 162, 39, 0.3);
    border-radius: 8px;
    color: var(--ochre);
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font-body);
    outline: none;
    transition: all var(--duration-slow) var(--ease-natural);
    vertical-align: middle;
}

.yg-cancion-blank:focus {
    border-color: var(--ochre);
    background: rgba(201, 162, 39, 0.06);
}

.yg-cancion-blank.correct {
    border-color: var(--moss);
    border-style: solid;
    background: rgba(90, 110, 74, 0.15);
    color: var(--sand);
}

.yg-cancion-blank.incorrect {
    border-color: var(--terracotta);
    border-style: solid;
    background: rgba(198, 122, 74, 0.1);
}

select.yg-cancion-blank {
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 24px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23c9a227' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
}

select.yg-cancion-blank option {
    background: var(--earth-mid);
    color: var(--sand);
}

/* ===== FIB MULTI (multiple blanks same screen) ===== */
.yg-fib-multi-block {
    margin-bottom: 20px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.12);
    border-radius: 12px;
}

.yg-fib-multi-block + .yg-fib-multi-block {
    border-top: 1px solid rgba(201, 162, 39, 0.06);
}

/* ===== ESCAPE ROOM (Las puertas de la memoria) ===== */

.yg-type-escaperoom {
    background: linear-gradient(135deg, rgba(90, 110, 74, 0.25), rgba(201, 162, 39, 0.15));
    border: 1px solid rgba(201, 162, 39, 0.3);
}

.yg-escape-room-header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(201, 162, 39, 0.12);
}

.yg-escape-room-name {
    font-family: var(--font-display, 'Georgia', serif);
    font-size: 1.3em;
    color: var(--ochre, #c9a227);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.yg-escape-room-desc {
    font-size: 0.92em;
    color: var(--sand, #e8dcc8);
    opacity: 0.85;
    line-height: 1.6;
    font-style: italic;
}

/* Lock progress indicators */
.yg-escape-locks {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 24px;
}

.yg-escape-lock {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85em;
    font-weight: 600;
    transition: all 0.4s ease;
}

.yg-lock-closed {
    background: rgba(0, 0, 0, 0.25);
    color: rgba(232, 220, 200, 0.35);
    border: 1px solid rgba(201, 162, 39, 0.1);
}

.yg-lock-active {
    background: rgba(201, 162, 39, 0.2);
    color: var(--ochre, #c9a227);
    border: 1px solid rgba(201, 162, 39, 0.5);
    box-shadow: 0 0 12px rgba(201, 162, 39, 0.15);
}

.yg-lock-open {
    background: rgba(90, 110, 74, 0.3);
    color: var(--moss, #5a6e4a);
    border: 1px solid rgba(90, 110, 74, 0.5);
}

/* Puzzle area */
.yg-escape-puzzle {
    margin-bottom: 20px;
}

.yg-escape-prompt {
    font-size: 1.05em;
    color: var(--sand, #e8dcc8);
    margin-bottom: 12px;
    line-height: 1.6;
}

.yg-escape-clue {
    font-size: 0.92em;
    color: var(--ochre, #c9a227);
    opacity: 0.8;
    margin-bottom: 16px;
    padding: 10px 14px;
    background: rgba(201, 162, 39, 0.06);
    border-left: 3px solid rgba(201, 162, 39, 0.3);
    border-radius: 0 8px 8px 0;
    line-height: 1.5;
}

.yg-escape-hint {
    font-family: monospace;
    font-size: 1.1em;
    letter-spacing: 0.3em;
    color: rgba(232, 220, 200, 0.5);
    text-align: center;
    margin-bottom: 16px;
}

.yg-escape-input {
    margin-bottom: 12px;
}

/* Cipher tiles */
.yg-escape-tiles {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 16px;
}

.yg-escape-tile {
    cursor: pointer;
    min-width: 42px;
    text-align: center;
    text-transform: uppercase;
    font-size: 1.1em;
    letter-spacing: 0.05em;
    transition: all 0.2s ease;
}

.yg-escape-tile.used {
    opacity: 0.3;
    pointer-events: none;
    transform: scale(0.9);
}

.yg-escape-built {
    text-align: center;
    font-size: 1.4em;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ochre, #c9a227);
    min-height: 40px;
    margin-bottom: 12px;
    padding: 8px;
    border-bottom: 2px solid rgba(201, 162, 39, 0.2);
}

.yg-escape-cipher-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.yg-escape-undo {
    background: rgba(0, 0, 0, 0.2) !important;
    border-color: rgba(201, 162, 39, 0.2) !important;
}

/* Riddle text */
.yg-escape-riddle {
    font-style: italic;
    font-size: 1.05em;
    color: var(--sand, #e8dcc8);
    text-align: center;
    margin-bottom: 16px;
    padding: 12px;
    line-height: 1.6;
}

/* Passage for extract puzzles */
.yg-escape-passage {
    margin-bottom: 16px;
    padding: 14px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 10px;
    border-left: 3px solid rgba(201, 162, 39, 0.15);
}

/* Sequence slots */
.yg-escape-sequence-pool {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 16px;
}

.yg-escape-seq-item {
    cursor: pointer;
    transition: all 0.2s ease;
}

.yg-escape-seq-item.used {
    opacity: 0.3;
    pointer-events: none;
}

.yg-escape-sequence-slots {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 16px;
}

.yg-escape-seq-slot {
    min-width: 60px;
    padding: 10px 14px;
    text-align: center;
    background: rgba(0, 0, 0, 0.2);
    border: 1px dashed rgba(201, 162, 39, 0.25);
    border-radius: 8px;
    color: rgba(232, 220, 200, 0.4);
    font-size: 0.9em;
    transition: all 0.3s ease;
}

/* Logic premises */
.yg-escape-premises {
    margin-bottom: 16px;
}

.yg-escape-premise {
    padding: 10px 14px;
    margin-bottom: 8px;
    background: rgba(0, 0, 0, 0.12);
    border-radius: 8px;
    color: var(--sand, #e8dcc8);
    font-size: 0.95em;
    line-height: 1.5;
    border-left: 3px solid rgba(90, 110, 74, 0.3);
}

/* Synthesis sources */
.yg-escape-sources {
    margin-bottom: 16px;
}

.yg-escape-source {
    margin-bottom: 10px;
    padding: 12px 14px;
    border-radius: 10px;
}

.yg-escape-source + .yg-escape-source {
    border-top: none;
}

/* Solved transition text */
.yg-escape-onsolved {
    text-align: center;
    padding: 16px;
    margin-top: 16px;
    color: var(--moss, #5a6e4a);
    font-style: italic;
    font-size: 1em;
    animation: ygEscapeFadeIn 0.6s ease;
}

@keyframes ygEscapeFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Fragment reward reveal */
.yg-escape-fragment {
    text-align: center;
    padding: 24px 16px;
    margin: 20px 0;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.08), rgba(90, 110, 74, 0.08));
    border: 1px solid rgba(201, 162, 39, 0.2);
    border-radius: 16px;
    animation: ygEscapeFadeIn 0.8s ease;
}

.yg-escape-fragment-icon {
    font-size: 2.4em;
    margin-bottom: 12px;
    animation: ygFragmentPulse 2s ease-in-out infinite;
}

@keyframes ygFragmentPulse {
    0%, 100% { transform: scale(1); opacity: 0.9; }
    50% { transform: scale(1.1); opacity: 1; }
}

.yg-escape-fragment-text {
    font-size: 1.1em;
    color: var(--ochre, #c9a227);
    margin-bottom: 10px;
    line-height: 1.6;
}

.yg-escape-fragment-clue {
    font-size: 0.9em;
    color: var(--sand, #e8dcc8);
    opacity: 0.7;
    font-style: italic;
    line-height: 1.5;
}

.yg-escape-continue {
    display: block;
    margin: 0 auto;
}

/* ===== ESCAPE ROOM RESPONSIVE ===== */

@media (max-width: 768px) {
    .yg-escape-room-name { font-size: 1.15em; }
    .yg-escape-lock { width: 32px; height: 32px; font-size: 0.8em; }
    .yg-escape-tile { min-width: 38px; font-size: 1em; }
    .yg-escape-seq-slot { min-width: 50px; padding: 8px 10px; }
}

@media (max-width: 480px) {
    .yg-escape-room-name { font-size: 1.05em; }
    .yg-escape-locks { gap: 6px; }
    .yg-escape-lock { width: 28px; height: 28px; font-size: 0.75em; }
    .yg-escape-tiles { gap: 6px; }
    .yg-escape-tile { min-width: 34px; font-size: 0.95em; }
    .yg-escape-cipher-actions { flex-direction: column; align-items: stretch; }
    .yg-escape-sequence-pool { gap: 6px; }
    .yg-escape-sequence-slots { flex-wrap: wrap; }
    .yg-escape-seq-slot { min-width: 45px; padding: 8px; font-size: 0.85em; }
    .yg-escape-fragment { padding: 16px 12px; }
    .yg-escape-fragment-icon { font-size: 2em; }
}