/* ========================================
   TELC B1 Sınav Uygulaması - Styles
   Material Design + Pastel Renkler
   ======================================== */

/* Renk Paleti - Pastel Tonlar */
:root {
    --primary-color: #7E8CCF; /* Hafif mor-mavi */
    --primary-light: #B8C5F0;
    --primary-dark: #5A6BA8;
    --secondary-color: #A8D5BA; /* Hafif yeşil */
    --accent-color: #F5A97F; /* Hafif turuncu */
    --success-color: #81C784; /* Yeşil - daha belirgin */
    --error-color: #E57373; /* Kırmızı - daha belirgin */
    --background: #F5F7FA; /* Açık gri */
    --card-bg: #FFFFFF;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
}

/* Genel Ayarlar */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
}

/* Ana İçerik */
.main-content {
    margin-left: 0;
    min-height: 100vh;
    padding: 20px;
    transition: margin-left 0.3s;
}

/* Ana sayfa - kişi kartları */
.person-card {
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.person-card .card-content {
    padding: 14px 14px 12px;
}

.person-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.person-card .person-name {
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 6px;
}

.person-card .person-last-score {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1.1;
}

.person-card .person-last-score-sub {
    color: var(--text-secondary);
    font-size: 11px;
    margin-top: 4px;
}

/* Sayfa Yönetimi */
.page {
    display: none;
}

.page.active {
    display: block;
}

.page-title {
    color: var(--primary-dark);
    font-weight: 500;
    margin-bottom: 30px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 30px;
}

/* Kartlar */
.card {
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.card .card-content {
    padding: 24px;
}

.card-title {
    color: var(--primary-dark);
    font-weight: 500;
    margin-bottom: 16px;
}

/* İstatistik Kartları */
.stats-card {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: white;
    border-radius: 12px;
}

.stats-card .card-title {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
    font-weight: 300;
}

.stats-card h3 {
    margin: 16px 0 0;
    font-size: 36px;
    font-weight: 500;
}

/* Butonlar */
.btn,
.btn-large {
    background-color: var(--primary-color);
    border-radius: 8px;
    text-transform: none;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(126, 140, 207, 0.3);
}

.btn:hover,
.btn-large:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(126, 140, 207, 0.4);
}

.create-exam-btn {
    background: linear-gradient(135deg, var(--accent-color) 0%, #E8956F 100%);
    margin-bottom: 30px;
}

.create-exam-btn:hover {
    background: linear-gradient(135deg, #E8956F 0%, var(--accent-color) 100%);
}

/* Sınav Ekranı */
.progress-container {
    margin: 20px 0 30px;
}

.progress {
    height: 8px;
    border-radius: 4px;
    background-color: var(--primary-light);
}

.progress .determinate {
    background-color: var(--primary-color);
    border-radius: 4px;
}

.progress-text {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Tabs */
.tabs {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    overflow-x: auto;
}

.tabs .tab a {
    color: var(--text-secondary);
    font-size: 12px;
    padding: 0 12px;
}

.tabs .tab a:hover,
.tabs .tab a.active {
    color: var(--primary-color);
}

.tabs .indicator {
    background-color: var(--primary-color);
}

/* Bölüm İçeriği */
.section-content {
    min-height: 500px;
}

.section-card {
    background-color: var(--card-bg);
    margin-bottom: 30px;
}

/* Soru Kartları */
.questions-container {
    margin-top: 24px;
}

.question-item {
    background-color: #FAFBFC;
    border-left: 4px solid var(--primary-light);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
    transition: all 0.3s;
}

.question-item:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.question-item.correct {
    background-color: #F0F9F4;
    border-left-color: var(--success-color);
}

.question-item.incorrect {
    background-color: #FEF5F5;
    border-left-color: var(--error-color);
}

.question-number {
    font-weight: 500;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.question-text {
    margin-bottom: 12px;
    line-height: 1.6;
}

/* Çoktan Seçmeli Seçenekler */
.options-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    padding: 16px;
    background-color: #FAFBFC;
    border-radius: 8px;
}

.option-chip {
    display: inline-block;
    padding: 8px 16px;
    background-color: white;
    border: 2px solid var(--primary-light);
    border-radius: 20px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.option-chip:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.option-chip.selected {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Radio Butonlar */
.radio-group {
    margin-top: 12px;
}

.radio-option {
    margin: 8px 0;
    padding: 12px;
    border-radius: 8px;
    background-color: white;
    border: 2px solid #E0E0E0;
    cursor: pointer;
    transition: all 0.3s;
}

.radio-option:hover {
    border-color: var(--primary-light);
    background-color: #FAFBFC;
}

.radio-option.selected {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.radio-option.correct {
    border-color: var(--success-color);
    background-color: #F0F9F4;
}

.radio-option.incorrect {
    border-color: var(--error-color);
    background-color: #FEF5F5;
}

/* Doğru/Yanlış Butonları */
.true-false-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
}

.tf-btn {
    padding: 8px 16px;
    border-radius: 6px;
    border: 2px solid #E0E0E0;
    background-color: white;
    cursor: pointer;
    text-align: center;
    font-weight: 500;
    font-size: 13px;
    transition: all 0.3s;
    min-width: 50px;
    flex-shrink: 0;
}

.tf-btn:hover {
    border-color: var(--primary-light);
    background-color: #FAFBFC;
}

.tf-btn.correct {
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
    color: white !important;
}

.tf-btn.incorrect {
    background-color: var(--error-color) !important;
    border-color: var(--error-color) !important;
    color: white !important;
}

.tf-btn.selected:not(.correct):not(.incorrect) {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.tf-btn.selected:not(.correct):not(.incorrect) {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

/* Dropdown (Sprachbausteine Teil 2) */
.dropdown-select {
    display: inline-block;
    padding: 8px 12px;
    border: 2px solid #E0E0E0;
    border-radius: 6px;
    background-color: white;
    margin: 4px;
    min-width: 100px;
    cursor: pointer;
}

.dropdown-select:hover {
    border-color: var(--primary-light);
}

.dropdown-select.selected.correct {
    background-color: #F0F9F4;
    border-color: var(--success-color);
}

.dropdown-select.selected.incorrect {
    background-color: #FEF5F5;
    border-color: var(--error-color);
}

/* Metin İçeriği */
.text-content {
    background-color: #FAFBFC;
    padding: 20px;
    border-radius: 8px;
    line-height: 1.8;
    margin-bottom: 24px;
    border-left: 4px solid var(--primary-light);
}

.text-content .blank {
    display: inline-block;
    min-width: 120px;
    padding: 4px 8px;
    margin: 0 4px;
    border-bottom: 2px dashed var(--primary-color);
    vertical-align: baseline;
}

/* Resim Container */
.image-container {
    text-align: center;
    margin: 20px 0;
    background-color: #FAFBFC;
    padding: 20px;
    border-radius: 8px;
}

.image-container img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* Textarea */
.input-field textarea {
    min-height: 200px;
    border-radius: 8px;
    padding: 12px;
}

.input-field textarea:focus {
    border-bottom: 2px solid var(--primary-color) !important;
    box-shadow: 0 1px 0 0 var(--primary-color) !important;
}

/* Sonuç Sayfası */
.result-summary-card {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #8BC4A4 100%);
    color: white;
    margin-bottom: 30px;
}

.result-summary-card .card-title {
    color: rgba(255,255,255,0.9);
}

.result-summary-card h2 {
    font-size: 48px;
    margin: 16px 0;
    font-weight: 500;
}

/* Tablo */
table.responsive-table {
    border-radius: 8px;
    overflow: hidden;
}

table.responsive-table thead {
    background-color: var(--primary-color);
    color: white;
}

table.responsive-table tbody tr {
    border-bottom: 1px solid #E0E0E0;
}

table.responsive-table tbody tr:hover {
    background-color: #FAFBFC;
}

/* Geçmiş Sınavlar */
.exam-history-item {
    background-color: white;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    cursor: pointer;
    transition: all 0.3s;
}

.exam-history-item:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

.exam-history-item .exam-date {
    color: var(--text-secondary);
    font-size: 14px;
}

.exam-history-item .exam-score {
    font-size: 24px;
    font-weight: 500;
    color: var(--primary-color);
}

/* Fixed Action Button */
.fixed-action-btn {
    bottom: 23px;
    right: 23px;
}

.fixed-action-btn .btn-floating {
    background-color: var(--accent-color);
}

.fixed-action-btn .btn-floating:hover {
    background-color: #E8956F;
}

/* Responsive Tasarım */
@media only screen and (max-width: 992px) {
    .main-content {
        margin-left: 0;
    }
}

@media only screen and (max-width: 600px) {
    .main-content {
        padding: 10px;
    }
    
    .page-title {
        font-size: 24px;
    }
    
    .stats-card h3 {
        font-size: 28px;
    }
    
    .tabs {
        font-size: 11px;
    }
    
    .tabs .tab a {
        padding: 0 8px;
    }
    
    .questions-container {
        margin-top: 16px;
    }
    
    .question-item {
        padding: 12px;
    }
    
    .options-container {
        padding: 12px;
        gap: 8px;
    }
    
    .option-chip {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .true-false-buttons {
        flex-direction: row;
        gap: 6px;
        margin-top: 8px;
    }
    
    .tf-btn {
        padding: 6px 12px;
        font-size: 12px;
        min-width: 45px;
    }
    
    .result-summary-card h2 {
        font-size: 36px;
    }
    
    /* Sprachbausteine grid responsive */
    .sprach1-grid-container {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
    }
}

@media only screen and (min-width: 601px) and (max-width: 992px) {
    .sprach1-grid-container {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media only screen and (min-width: 993px) {
    .sprach1-grid-container {
        grid-template-columns: repeat(4, 1fr) !important;
    }
}

/* Sprachbausteine Teil 2 seçenek grid responsive */
@media only screen and (max-width: 600px) {
    .sprach2-options-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 6px 12px !important;
    }
}

@media only screen and (min-width: 601px) and (max-width: 992px) {
    .sprach2-options-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* Lesen Teil 3 Harf Butonları */
.lesen3-option-btn {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-light);
    border-radius: 6px;
    background: white;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: var(--primary-dark);
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.lesen3-option-btn:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.lesen3-option-btn.correct {
    background-color: #F0F9F4 !important;
    border-color: var(--success-color) !important;
    color: #2E7D32 !important;
}

.lesen3-option-btn.incorrect {
    background-color: #FEF5F5 !important;
    border-color: var(--error-color) !important;
    color: #C62828 !important;
}

.selected-answer-value {
    font-weight: 600;
    color: var(--primary-dark);
}

/* Lesen Teil 1 Harf Butonları */
.lesen1-option-btn {
    width: 45px;
    height: 45px;
    border: 2px solid var(--primary-light);
    border-radius: 6px;
    background: white;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: var(--primary-dark);
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.lesen1-option-btn:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.lesen1-option-btn.correct {
    background-color: #F0F9F4 !important;
    border-color: var(--success-color) !important;
    color: #2E7D32 !important;
}

.lesen1-option-btn.incorrect {
    background-color: #FEF5F5 !important;
    border-color: var(--error-color) !important;
    color: #C62828 !important;
}

@media only screen and (max-width: 600px) {
    .lesen3-option-btn {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
    
    .lesen1-option-btn {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .lesen1-headings-container {
        padding: 16px !important;
    }
    
    .lesen1-headings-container > div {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }
}

/* Scrollbar Stil */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #F5F7FA;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Auth Sayfaları */
.auth-card {
    margin-top: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.auth-card .card-content {
    padding: 40px;
}

.auth-card .card-title {
    margin-bottom: 30px;
}

.auth-card .input-field {
    margin-bottom: 20px;
}

.auth-card .input-field label {
    color: var(--text-primary);
}

.auth-card .input-field input:focus + label {
    color: var(--primary-color) !important;
}

.auth-card .input-field input:focus {
    border-bottom: 2px solid var(--primary-color) !important;
    box-shadow: 0 1px 0 0 var(--primary-color) !important;
}

.auth-card .prefix {
    color: var(--primary-color);
}

.error-message {
    background-color: #FEF5F5;
    border-left: 4px solid var(--error-color);
    color: #C62828;
    padding: 12px 16px;
    border-radius: 4px;
    margin-top: 20px;
    font-size: 14px;
}

.success-message {
    background-color: #F0F9F4;
    border-left: 4px solid var(--success-color);
    color: #2E7D32;
    padding: 12px 16px;
    border-radius: 4px;
    margin-top: 20px;
    font-size: 14px;
}

/* Kullanıcı Bilgi Kartı */
.user-info-card {
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.user-info-card .btn-floating {
    box-shadow: none;
}

.user-info-card .btn-floating:hover {
    background: rgba(255,255,255,0.3) !important;
}

/* Premium Badge */
.premium-badge {
    display: inline-block;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
    text-transform: uppercase;
}

.trial-badge {
    display: inline-block;
    background: rgba(255,255,255,0.3);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
}

/* Premium Uyarı Modal */
.premium-required-modal {
    max-width: 500px;
}

.premium-required-modal .modal-content h4 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.premium-required-modal .premium-features {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.premium-required-modal .premium-features li {
    padding: 8px 0;
    padding-left: 30px;
    position: relative;
}

.premium-required-modal .premium-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
    font-size: 18px;
}

.premium-price {
    font-size: 32px;
    font-weight: 600;
    color: var(--primary-color);
    text-align: center;
    margin: 20px 0;
}

/* Schreiben Bölümü - Hata Vurgulama */
.schreiben-highlighted-text {
    position: relative;
}

.error-highlight {
    position: relative;
    cursor: help;
}

.error-highlight:hover {
    background-color: #EF9A9A !important;
    box-shadow: 0 0 4px rgba(229, 115, 115, 0.5);
}

.error-item {
    transition: transform 0.2s;
}

.error-item:hover {
    transform: translateX(4px);
}

.error-item:active {
    transform: translateX(2px);
}

/* Schreiben Otomatik Puan Kartı */
#auto-score-display {
    font-size: 36px;
    font-weight: 600;
    margin: 10px 0;
    color: #2E7D32;
}

/* Responsive Auth */
@media only screen and (max-width: 600px) {
    .auth-card .card-content {
        padding: 24px;
    }
    
    .auth-card h4 {
        font-size: 22px;
    }
    
    .schreiben-highlighted-text {
        font-size: 13px;
    }
    
    #auto-score-display {
        font-size: 28px;
    }
}