/* ============================================ */
/* style.css - الأنماط الأساسية للمنصة           */
/* معجم المرافق المدرسي - خلفية ترابية دافئة     */
/* ============================================ */

/* ============================================ */
/* 1. المتغيرات (Variables)                     */
/* ============================================ */
:root {
    --primary-dark: #0f2b4a;
    --primary-mid: #1a4a7a;
    --primary-light: #2b6a9a;
    --gold: #d4a843;
    --gold-light: #f5e6b8;
    --gray-bg: #f0f4f8;
    --gray-light: #e2e8f0;
    --text-dark: #1a2a3a;
    --text-muted: #4a6f8f;
    --white: #ffffff;
    --shadow-soft: 0 4px 20px rgba(15, 43, 74, 0.06);
    --shadow-medium: 0 8px 30px rgba(15, 43, 74, 0.1);
    --shadow-strong: 0 12px 40px rgba(15, 43, 74, 0.15);
    --radius-card: 32px;
    --radius-btn: 60px;
    --radius-input: 60px;
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================ */
/* 2. التنسيقات الأساسية - خلفية ترابية دافئة   */
/* ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #f5efe6 !important;
    background-image: 
        radial-gradient(ellipse at 30% 40%, rgba(180, 140, 100, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 60%, rgba(180, 140, 100, 0.04) 0%, transparent 60%) !important;
    background-attachment: fixed !important;
    font-family: 'Tajawal', 'Cairo', 'Segoe UI', sans-serif;
    color: var(--text-dark);
    padding: 30px 20px;
    min-height: 100vh;
    line-height: 1.6;
    margin: 0;
}

a {
    text-decoration: none;
    color: var(--primary-mid);
    transition: var(--transition);
}
a:hover {
    color: var(--gold);
}

.main-container {
    max-width: 1300px;
    margin: 0 auto;
}

/* ============================================ */
/* 3. شريط التنقل (Banner) - أزرق داكن          */
/* ============================================ */
.navbar {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
    border-radius: var(--radius-btn);
    padding: 12px 30px;
    margin-bottom: 35px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    box-shadow: var(--shadow-medium);
}

.navbar-logo {
    color: var(--white);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.navbar-logo span {
    color: var(--gold);
}

.navbar-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.navbar-links a {
    color: rgba(255, 255, 255, 0.8);
    padding: 8px 20px;
    border-radius: var(--radius-btn);
    transition: var(--transition);
    font-size: 0.95rem;
    position: relative;
}
.navbar-links a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}
.navbar-links a.active {
    background: var(--gold);
    color: var(--primary-dark);
    font-weight: 700;
}

/* ============================================ */
/* 4. الإطار العلوي (خلفية بيضاء)              */
/* ============================================ */
.search-header {
    background: var(--white);
    border-radius: var(--radius-card);
    padding: 25px 30px;
    margin-bottom: 35px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}
.search-header:hover {
    box-shadow: var(--shadow-medium);
}

.site-logo {
    max-width: 220px;
    height: auto;
    display: block;
    margin: 0 auto 15px auto;
}

.welcome-card {
    background: linear-gradient(135deg, var(--gray-bg), var(--white));
    border-right: 4px solid var(--gold);
    padding: 15px 25px;
    border-radius: 16px;
    margin-bottom: 25px;
    text-align: center;
}
.welcome-text {
    color: var(--primary-dark);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: -0.2px;
}

/* ============================================ */
/* 5. بطاقات الإحصائيات                        */
/* ============================================ */
.stats-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
    flex-wrap: wrap;
}
.stat-card {
    background: var(--gray-bg);
    padding: 15px 25px;
    border-radius: 28px;
    text-align: center;
    min-width: 100px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
    border: 1px solid transparent;
}
.stat-card:hover {
    transform: translateY(-4px);
    background: var(--white);
    border-color: var(--gold);
    box-shadow: var(--shadow-soft);
}
.stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1.2;
}
.stat-number span {
    color: var(--gold);
}
.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

/* ============================================ */
/* 6. البحث والفلاتر                           */
/* ============================================ */
.search-box-wrapper {
    display: flex;
    gap: 10px;
    margin: 20px 0;
}
.smart-search-input {
    flex: 1;
    padding: 15px 25px;
    border-radius: var(--radius-input);
    border: 2px solid var(--gray-light);
    font-family: inherit;
    font-size: 1rem;
    background: var(--white);
    transition: var(--transition);
    text-align: right;
}
.smart-search-input:focus {
    border-color: var(--primary-mid);
    box-shadow: 0 0 0 4px rgba(26, 74, 122, 0.08);
    outline: none;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 15px;
}

/* === أزرار القوائم (الفلاتر) بنفس لون البانر === */
.filter-select {
    padding: 12px 18px;
    border-radius: var(--radius-btn);
    border: 2px solid transparent;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
    color: var(--white);
    font-family: inherit;
    font-size: 0.9rem;
    min-width: 140px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(15, 43, 74, 0.15);
}
.filter-select:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 43, 74, 0.25);
    border-color: var(--gold);
}
.filter-select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 4px rgba(212, 168, 67, 0.25);
    outline: none;
}
.filter-select:disabled {
    background: #6c757d;
    color: rgba(255, 255, 255, 0.5);
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
    box-shadow: none;
}
.filter-select option {
    background: var(--white);
    color: var(--text-dark);
}

/* ============================================ */
/* 7. زر البحث                                 */
/* ============================================ */
.search-btn {
    background: linear-gradient(135deg, var(--primary-mid), var(--primary-dark));
    color: var(--white);
    border: none;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    cursor: pointer;
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition);
}
.search-btn:hover:not(:disabled) {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(26, 74, 122, 0.25);
}
.search-btn:disabled {
    background: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}
.search-btn:active:not(:disabled) {
    transform: scale(0.97);
}

.terms-dropdown-container {
    margin-top: 15px;
    display: none;
}
.terms-dropdown {
    width: 100%;
    padding: 12px 18px;
    border-radius: var(--radius-btn);
    border: 2px solid var(--gray-light);
    background: var(--white);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}
.terms-dropdown:focus {
    border-color: var(--primary-mid);
    box-shadow: 0 0 0 3px rgba(26, 74, 122, 0.1);
    outline: none;
}

/* ============================================ */
/* 8. باقي الأنماط (بطاقة المصطلح، إلخ)        */
/* ============================================ */
.entry-card {
    background: var(--white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    margin-top: 20px;
    transition: var(--transition);
    border: 1px solid transparent;
}
.entry-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-strong);
    border-color: var(--gold-light);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
    padding: 18px 30px;
    color: var(--white);
}
.headword-area {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.headword {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.pos-badge {
    background: var(--gold);
    color: var(--primary-dark);
    padding: 6px 18px;
    border-radius: var(--radius-btn);
    font-size: 0.8rem;
    font-weight: 700;
}

.entry-body {
    padding: 25px 30px;
}
.entry-section {
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--gray-light);
}
.entry-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 12px;
    border-right: 4px solid var(--gold);
    padding-right: 12px;
}

.definition-box {
    background: var(--gray-bg);
    padding: 14px 18px;
    border-radius: 20px;
    line-height: 1.7;
    font-size: 0.95rem;
}
.example-item {
    background: #fff7e5;
    padding: 10px 15px;
    border-radius: 16px;
    margin-bottom: 12px;
}
.example-source {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 5px;
}

.colloc-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.colloc-tag {
    background: #e7edf8;
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 0.85rem;
}

.semantic-group {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    background: var(--gray-bg);
    padding: 14px;
    border-radius: 20px;
}
.semantic-item {
    flex: 1;
}
.semantic-item strong {
    color: var(--primary-dark);
}

.morph-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    background: var(--gray-bg);
    padding: 14px;
    border-radius: 20px;
}
.morph-cell {
    background: var(--white);
    padding: 8px;
    border-radius: 12px;
    text-align: center;
}

.usage-level {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.usage-badge {
    background: #e2eaf5;
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 0.8rem;
}

.multimedia-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 5px;
}
.audio-item {
    background: var(--gray-bg);
    border-radius: 20px;
    padding: 10px;
    text-align: center;
}
.media-row {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}
.media-item {
    background: var(--gray-bg);
    border-radius: 20px;
    padding: 12px;
    flex: 1 1 0;
    min-width: 220px;
    text-align: center;
}
.media-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 8px;
}
.media-thumb {
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 260px;
    object-fit: contain;
    border-radius: 14px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}
.media-thumb:hover {
    transform: scale(1.02);
}
.local-video {
    width: 100%;
    max-width: 100%;
    border-radius: 14px;
    background: #000;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}
.video-thumb {
    position: relative;
    cursor: pointer;
    width: 100%;
    min-height: 200px;
    background: var(--gray-light);
    border-radius: 14px;
    background-size: cover;
    background-position: center;
    transition: var(--transition);
}
.video-thumb:hover {
    transform: scale(1.01);
}
.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.6);
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    transition: var(--transition);
}
.video-thumb:hover .play-icon {
    background: rgba(0, 0, 0, 0.8);
    transform: translate(-50%, -50%) scale(1.05);
}

.speak-btn {
    background: var(--primary-mid);
    color: var(--white);
    border: none;
    padding: 8px 25px;
    border-radius: var(--radius-btn);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}
.speak-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}

.related-words {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.related-word {
    background: var(--gray-bg);
    padding: 5px 15px;
    border-radius: 30px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
}
.related-word:hover {
    background: var(--primary-mid);
    color: var(--white);
    transform: translateY(-2px);
}

.btn {
    background: var(--primary-mid);
    color: var(--white);
    border: none;
    padding: 10px 25px;
    border-radius: var(--radius-btn);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-block;
}
.btn:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}
.btn-gold {
    background: var(--gold);
    color: var(--primary-dark);
}
.btn-gold:hover {
    background: #b8922f;
}
.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-mid);
    color: var(--primary-mid);
}
.btn-outline:hover {
    background: var(--primary-mid);
    color: var(--white);
}

.translation-result {
    background: #f0f9ff;
    border-radius: 24px;
    padding: 15px;
    border-right: 4px solid var(--primary-mid);
}
.translation-close {
    float: left;
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-muted);
}
.translation-close:hover {
    color: #c62828;
}
.translation-text {
    background: var(--primary-dark);
    color: var(--white);
    padding: 10px;
    border-radius: 16px;
    margin: 10px 0;
}
.translation-original {
    background: var(--white);
    padding: 12px 15px;
    border-radius: 16px;
    color: var(--primary-dark);
    font-weight: 500;
    margin-bottom: 10px;
}
.translation-arrow {
    text-align: center;
    color: var(--primary-mid);
    font-size: 1.2rem;
    margin: 8px 0;
}
.translation-speak {
    background: var(--primary-mid);
    color: var(--white);
    border: none;
    padding: 8px 20px;
    border-radius: 40px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    transition: var(--transition);
    width: 100%;
}
.translation-speak:hover {
    background: var(--primary-dark);
    transform: scale(1.01);
}
.translation-error {
    background: #ffebee;
    border-radius: 20px;
    padding: 15px;
    color: #c62828;
    text-align: center;
    border-right: 3px solid #c62828;
}

.alert-success {
    background: #e8f5e9;
    border-right: 4px solid #2e7d32;
    padding: 12px 20px;
    border-radius: 16px;
    color: #1b5e20;
}
.alert-error {
    background: #ffebee;
    border-right: 4px solid #c62828;
    padding: 12px 20px;
    border-radius: 16px;
    color: #b71c1c;
}
.alert-info {
    background: #e3f2fd;
    border-right: 4px solid #0d47a1;
    padding: 12px 20px;
    border-radius: 16px;
    color: #0d47a1;
}

.footer-note {
    text-align: center;
    margin-top: 30px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.image-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    cursor: pointer;
    animation: fadeIn 0.3s ease;
}
.image-lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 20px;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.15);
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.spinner {
    border: 4px solid var(--gray-light);
    border-top: 4px solid var(--gold);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
    margin: 20px auto;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.search-suggestions {
    position: relative;
    background: var(--white);
    border-radius: 20px;
    display: none;
    margin-top: -10px;
    margin-bottom: 15px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--gray-light);
    overflow: hidden;
    z-index: 999;
}
.search-suggestions.show {
    display: block;
}
.suggestion-item {
    padding: 12px 20px;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 1px solid var(--gray-light);
    color: var(--primary-dark);
    font-size: 1rem;
}
.suggestion-item:hover {
    background: var(--gray-bg);
    transform: translateX(-5px);
}
.suggestion-item:last-child {
    border-bottom: none;
}
.no-suggestions {
    padding: 15px 20px;
    color: var(--text-muted);
    text-align: center;
}

.warning-banner {
    background: #fff3cd;
    color: #856404;
    padding: 10px 15px;
    border-radius: 20px;
    margin: 10px 0;
    text-align: center;
    border-right: 3px solid #ffeeba;
    display: none;
    font-weight: 500;
}

.robot-container {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 1000;
}
.robot-avatar {
    width: 65px;
    height: 65px;
    background: var(--primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
}
.robot-avatar:hover {
    transform: scale(1.08);
}
.robot-avatar img {
    width: 80%;
    object-fit: contain;
}

.welcome-popup {
    display: none;
    position: fixed;
    bottom: 100px;
    left: 20px;
    width: 340px;
    max-width: calc(100% - 40px);
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow-strong);
    z-index: 1001;
    direction: rtl;
    font-family: 'Tajawal', sans-serif;
    overflow: hidden;
    animation: fadeInUp 0.3s ease;
}
.welcome-popup.open {
    display: flex;
    flex-direction: column;
}
.welcome-popup .header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
    color: var(--white);
    padding: 12px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.welcome-popup .header span {
    font-weight: bold;
}
.welcome-popup .close-btn {
    background: none;
    border: none;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
}
.welcome-popup .content {
    padding: 18px;
    max-height: 70vh;
    overflow-y: auto;
}
.welcome-popup .content p {
    margin-bottom: 12px;
}
.welcome-popup .stats-info {
    background: var(--gray-bg);
    padding: 12px;
    border-radius: 20px;
    margin: 15px 0;
}
.welcome-popup .stats-info strong {
    display: block;
    margin-bottom: 6px;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================ */
/* 9. استعلامات الوسائط (التجاوب)              */
/* ============================================ */
@media (max-width: 700px) {
    .navbar {
        flex-direction: column;
        text-align: center;
        padding: 12px 20px;
    }
    .navbar-links {
        justify-content: center;
    }
    .headword {
        font-size: 1.5rem;
    }
    .search-box-wrapper {
        flex-direction: column;
    }
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
    .filter-select {
        width: 100%;
        min-width: auto;
    }
    .search-btn {
        width: 100%;
    }
    .media-row {
        flex-direction: column;
        align-items: center;
    }
    .media-item {
        width: 100%;
        min-width: auto;
    }
    .media-thumb {
        max-height: 200px;
    }
    .video-thumb {
        min-height: 170px;
    }
    .stat-number {
        font-size: 1.3rem;
    }
    .stats-container {
        gap: 10px;
    }
    .stat-card {
        padding: 10px 15px;
        min-width: 70px;
    }
    .semantic-group {
        flex-direction: column;
    }
    .morph-grid {
        grid-template-columns: 1fr;
    }
    .entry-body {
        padding: 15px;
    }
    .card-header {
        padding: 15px;
    }
    .welcome-popup {
        width: 300px;
        left: 15px;
        bottom: 80px;
    }
    .robot-avatar {
        width: 55px;
        height: 55px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 15px 10px;
    }
    .headword {
        font-size: 1.2rem;
    }
    .stat-number {
        font-size: 1rem;
    }
    .stat-card {
        padding: 8px 12px;
        min-width: 60px;
    }
    .stat-label {
        font-size: 0.6rem;
    }
    .site-logo {
        max-width: 150px;
    }
    .smart-search-input {
        font-size: 0.8rem;
        padding: 10px 14px;
    }
    .smart-search-btn {
        padding: 0 12px;
        font-size: 0.75rem;
    }
    .filter-select {
        padding: 8px 12px;
        font-size: 0.75rem;
    }
    .search-btn {
        font-size: 0.75rem;
        padding: 8px;
    }
    .media-thumb {
        max-height: 150px;
    }
    .video-thumb {
        min-height: 140px;
    }
    .play-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    .welcome-popup {
        width: 90%;
        left: 5%;
        bottom: 70px;
    }
    .welcome-popup .content {
        font-size: 0.85rem;
        padding: 12px;
        max-height: 60vh;
    }
    .robot-avatar {
        width: 45px;
        height: 45px;
    }
}