:root {
    --primary-color: #8B5A3C;
    --primary-light: #A2704E;
    --primary-dark: #6F442A;
    --primary-soft: rgba(139, 90, 60, 0.08);
    --primary-mid: rgba(139, 90, 60, 0.12);
    --background-color: #FFFFFF;
    --surface-color: #F8F6F2;
    --surface-elevated: #FFFFFF;
    --border-color: #EBE3DA;
    --border-light: #F0EAE3;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.03), 0 1px 2px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.03), 0 2px 4px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.05), 0 4px 8px rgba(0, 0, 0, 0.03);
    --shadow-hover: 0 12px 28px -8px rgba(100, 70, 40, 0.12);
    --text-primary: #2C241A;
    --text-secondary: #6B5A4A;
    --text-tertiary: #9B8B7A;
    --transition-default: all 0.2s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    --transition-slow: all 0.3s ease;
}


.word-detail-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 32px 24px;
}


.word-h1 {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px 32px;
    margin-bottom: 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.word-h1 h1 {
    font-size: clamp(20px, 5vw, 26px);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.word-h1 a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    background: var(--primary-soft);
    padding: 8px 20px;
    border-radius: 40px;
    transition: var(--transition-default);
}

.word-h1 a:hover {
    background: var(--primary-mid);
    transform: translateY(-1px);
}


.word-hero {
    background: linear-gradient(135deg, var(--surface-color) 0%, #FDF9F4 100%);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 48px 32px;
    margin-bottom: 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.word-title {
    font-size: clamp(42px, 8vw, 64px);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0;
    letter-spacing: -1px;
}


.info-container {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.word-variations {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.word-usage {
    background: var(--surface-color);
    padding: 16px 20px;
    border-radius: 16px;
    text-align: center;
    font-size: 0.95rem;
    color: var(--primary-dark);
    font-weight: 500;
    border-right: 3px solid var(--primary-color);
}

.highlight-word {
    color: var(--primary-dark);
    font-weight: 600;
    background: var(--primary-soft);
    padding: 2px 6px;
    border-radius: 8px;
}

.persian-word {
    color: var(--primary-color);
    font-weight: 650;
}


.definition-card {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.definition-card h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.definition-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}


.ancient {
    background: var(--surface-color);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 32px;
    border: 1px solid var(--border-color);
}

.ancient details {
    background: var(--surface-elevated);
    border-radius: 16px;
    margin-bottom: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-default);
}

.ancient details:last-child {
    margin-bottom: 0;
}

.ancient details[open] {
    box-shadow: var(--shadow-sm);
}

.ancient summary {
    padding: 16px 24px;
    cursor: pointer;
    font-weight: 600;
    color: var(--primary-color);
    background: var(--surface-color);
    transition: var(--transition-default);
    list-style: none;
    position: relative;
}

.ancient summary::-webkit-details-marker {
    display: none;
}

.ancient summary::after {
    content: "➕";
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: var(--primary-light);
    transition: var(--transition-default);
}

.ancient details[open] summary::after {
    content: "➖";
}

.ancient summary:hover {
    background: var(--primary-soft);
}

.parsig-container {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ancient-word {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px 16px;
    background: var(--surface-color);
    border-radius: 12px;
    transition: var(--transition-default);
}

.ancient-word:hover {
    background: var(--primary-soft);
    transform: translateX(-4px);
}

.modern-word {
    font-weight: 650;
    color: var(--primary-dark);
    font-size: 1rem;
}

.ancient-equval {
    color: var(--text-secondary);
    font-size: 0.95rem;
    direction: ltr;
    text-align: left;
}


.etymology-container {
    padding: 20px;
}

.etymology {
    background: var(--surface-color);
    padding: 20px;
    border-radius: 12px;
    line-height: 1.9;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-right: 3px solid var(--primary-color);
}


.shahname {
    background: var(--surface-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    border: 1px solid var(--border-color);
}

.shah-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.shah-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.verse-card {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    transition: var(--transition-default);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.verse-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-light);
}

.verse-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.verse-text {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 8px;
}


.related-words {
    margin-bottom: 32px;
}

.related-words h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.related-words-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.related-word-card {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    text-decoration: none;
    transition: var(--transition-default);
    box-shadow: var(--shadow-sm);
    display: block;
}

.related-word-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-light);
}

.related-word-card h3 {
    font-size: 1.1rem;
    font-weight: 650;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.related-word-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}


.image-generator {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.image-preview {
    background: var(--surface-color);
    border: 2px dashed var(--border-color);
    border-radius: 16px;
    min-height: 160px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    padding: 24px;
    color: var(--text-tertiary);
    font-size: 14px;
}

.btn-generate {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 40px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-generate:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}


.share-section {
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin: 32px auto;
    max-width: 600px;
    box-shadow: var(--shadow-sm);
}

.share-header {
    text-align: center;
    margin-bottom: 24px;
}

.share-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.share-title svg {
    width: 22px;
    height: 22px;
    stroke: var(--primary-color);
}

.share-subtitle {
    color: var(--text-tertiary);
    font-size: 13px;
}

.url-section {
    background: var(--surface-color);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 24px;
}

.url-container {
    display: flex;
    gap: 12px;
}

.url-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface-elevated);
    color: var(--text-secondary);
    font-size: 13px;
    font-family: monospace;
}

.copy-btn {
    background: var(--primary-soft);
    border: none;
    padding: 0 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-default);
    display: flex;
    align-items: center;
}

.copy-btn:hover {
    background: var(--primary-mid);
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--surface-color);
    padding: 10px 12px;
    border-radius: 40px;
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition-default);
    font-size: 13px;
}

.social-btn:hover {
    background: var(--primary-soft);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.social-btn img {
    width: 20px;
    height: 20px;
}


@media (max-width: 768px) {
    .word-detail-container {
        padding: 20px 16px;
    }

    .word-hero {
        padding: 32px 20px;
    }

    .word-title {
        font-size: 36px;
    }

    .definition-card,
    .ancient,
    .shahname,
    .info-container {
        padding: 20px;
    }

    .related-words-grid {
        grid-template-columns: 1fr;
    }

    .social-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .shah-container {
        grid-template-columns: 1fr;
    }

    .ancient-word {
        flex-direction: column;
        align-items: flex-start;
    }

    .ancient-equval {
        text-align: right;
    }
}

@media (max-width: 480px) {
    .word-hero {
        padding: 24px 16px;
    }

    .word-title {
        font-size: 28px;
    }

    .word-h1 {
        padding: 16px 20px;
    }

    .definition-text {
        font-size: 0.95rem;
    }

    .social-grid {
        gap: 8px;
    }

    .social-btn span {
        display: none;
    }

    .social-btn {
        padding: 10px;
    }

    .social-btn img {
        width: 22px;
        height: 22px;
        margin: 0;
    }
}


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

.word-detail-container > * {
    animation: fadeIn 0.3s ease-out forwards;
}

.loading {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}


.copy-btn {
    position: relative;
}

.copy-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--text-primary);
    color: white;
    padding: 4px 8px;
    border-radius: 8px;
    font-size: 11px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-default);
    pointer-events: none;
}

.copy-btn:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}


[dir="rtl"] .ancient-equval {
    text-align: right;
}

[dir="rtl"] .ancient-word:hover {
    transform: translateX(4px);
}