body, html {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #1875d1;
    color: #fff;
    overflow-x: hidden;
}
.background {
    min-height: 100vh;
    background: none;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
#particles-js {
    position: absolute;
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    z-index: 0;
}
.container {
    text-align: center;
    color: #fff;
    position: relative;
    z-index: 1;
}
.logo {
    font-size: 56px;
    margin-bottom: 18px;
    color: #fff;
}
.title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 12px;
    color: #fff;
}
.subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #e3e8f0;
}
.menu-grid {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    margin-top: 30px;
}
.menu-item {
    background: rgba(255,255,255,0.13);
    border-radius: 18px;
    padding: 38px 48px 28px 48px;
    color: #fff;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.10);
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    font-size: 1.3rem;
    min-width: 220px;
    min-height: 120px;
    border: 1.5px solid rgba(255,255,255,0.18);
}
.menu-item i {
    font-size: 2.4rem;
    margin-bottom: 16px;
}
.menu-item:hover {
    background: rgba(255,255,255,0.22);
    color: #fff;
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 8px 32px 0 rgba(0,0,0,0.13);
    border-color: #fff;
}
@media (max-width: 700px) {
    .container {
        padding: 16px 4px;
    }
    .logo {
        font-size: 2.2rem;
        margin-bottom: 10px;
    }
    .title {
        font-size: 1.3rem;
        margin-bottom: 8px;
    }
    .subtitle {
        font-size: 1rem;
        margin-bottom: 18px;
    }
    .menu-grid {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
    .menu-item {
        min-width: 140px;
        min-height: 70px;
        padding: 18px 8px 12px 8px;
        font-size: 1rem;
        border-radius: 12px;
    }
}
.back-btn {
    display: inline-block;
    margin-top: 30px;
    padding: 12px 28px;
    background: #2563eb;
    color: #fff;
    border-radius: 24px;
    font-weight: 600;
    text-decoration: none;
    font-size: 1rem;
    box-shadow: 0 2px 8px 0 rgba(37,99,235,0.08);
    transition: background 0.2s, color 0.2s, transform 0.2s;
    border: none;
}
.back-btn i {
    margin-right: 8px;
}
.back-btn:hover {
    background: #1d4ed8;
    color: #fff;
    transform: translateY(-2px) scale(1.03);
}

/* Finansal Takip Sayfası Stilleri */
.financial-dashboard {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.card {
    background: #fff;
    padding: 1.5rem;
    border-radius: 14px;
    box-shadow: 0 2px 12px 0 rgba(37,99,235,0.07);
    text-align: center;
    border: 1px solid #e5e7eb;
}

.card h3 {
    margin: 0 0 1rem 0;
    color: #2563eb;
    font-size: 1.2rem;
}

.amount {
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
}

.amount.income {
    color: #22c55e;
}

.amount.expense {
    color: #ef4444;
}

.amount.balance {
    color: #2563eb;
}

.transaction-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.transaction-form {
    background: #fff;
    padding: 1.5rem;
    border-radius: 14px;
    box-shadow: 0 2px 12px 0 rgba(37,99,235,0.07);
    border: 1px solid #e5e7eb;
}

.transaction-form h2 {
    color: #2563eb;
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    color: #222;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    background: #f9fafb;
    color: #222;
    font-size: 1rem;
    transition: border 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border: 1.5px solid #2563eb;
    outline: none;
}

.form-group textarea {
    height: 100px;
    resize: vertical;
}

.submit-btn {
    background: #2563eb;
    color: #fff;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    width: 100%;
    font-size: 1rem;
    font-weight: 600;
    transition: background 0.3s;
    margin-top: 8px;
}

.submit-btn:hover {
    background: #1d4ed8;
}

.transaction-list {
    background: #fff;
    padding: 1.5rem;
    border-radius: 14px;
    box-shadow: 0 2px 12px 0 rgba(37,99,235,0.07);
    border: 1px solid #e5e7eb;
}

.transaction-list h2 {
    color: #2563eb;
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.filters select,
.filters input {
    padding: 0.5rem;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    background: #f9fafb;
    color: #222;
    font-size: 1rem;
}

.charts-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.chart-container {
    background: #fff;
    padding: 1.5rem;
    border-radius: 14px;
    box-shadow: 0 2px 12px 0 rgba(37,99,235,0.07);
    border: 1px solid #e5e7eb;
}

.chart-container h2 {
    color: #2563eb;
    margin-top: 0;
    margin-bottom: 1.5rem;
    text-align: center;
}

.transaction-item {
    background: #f9fafb !important;
    margin-bottom: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid #e5e7eb;
    box-shadow: 0 1px 4px 0 rgba(37,99,235,0.04);
}

.transaction-item span {
    color: #222 !important;
}

.transaction-item button {
    background: #ef4444;
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 2px 10px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background 0.2s;
}

.transaction-item button:hover {
    background: #b91c1c;
}

@media (max-width: 768px) {
    .transaction-section {
        grid-template-columns: 1fr;
    }

    .charts-section {
        grid-template-columns: 1fr;
    }
}

/* Select ve Option için okunaklılık düzeltmesi */
.form-group select,
.filters select {
    background: #f9fafb;
    color: #222;
}

.form-group select:focus,
.filters select:focus {
    background: #fff;
    color: #222;
}

.form-group select option,
.filters select option {
    background: #fff;
    color: #222;
} 

/* Tablo gövdesi satırları için okunabilirlik düzeltmesi */
#urunlerTable tbody tr {
    background: #fff !important;
    color: #222 !important;
}
#urunlerTable td {
    color: #222 !important;
} 

/* PDF Oluşturma Sayfası Modern Tasarım ve Mobil Uyumluluk */
.pdf-container {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.pdf-container .container {
    background: #f8fafc;
    border-radius: 18px;
    box-shadow: 0 4px 24px 0 rgba(37,99,235,0.08);
    padding: 24px 16px 32px 16px;
    margin-bottom: 2rem;
}

.pdf-container header {
    border-bottom: 2px solid #e0e7ef;
    padding-bottom: 18px;
    margin-bottom: 18px;
    background: #e8f0fe;
    border-radius: 12px 12px 0 0;
}

.pdf-container .company-title {
    font-size: 1.4em;
    font-weight: bold;
    color: #2563eb;
    margin-left: 0;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.pdf-container .logo-placeholder {
    float: left;
    width: 60px;
    height: 60px;
    background: #dbeafe;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #2563eb;
    font-size: 1.2em;
    margin-right: 16px;
}

.pdf-container .date-row {
    margin-top: 8px;
    color: #256029;
    font-size: 1em;
}

.pdf-container .customer-section label,
.pdf-container .pdf-dosya-adi-row label {
    color: #2563eb;
    font-weight: 600;
}

.pdf-container .customer-section input[type="text"],
.pdf-container .pdf-dosya-adi-row input[type="text"] {
    border: 1.5px solid #bcd0ee;
    border-radius: 8px;
    padding: 8px 10px;
    font-size: 1em;
    background: #f1f5f9;
    color: #222;
    margin-bottom: 6px;
}

.pdf-container .urunler-section h2 {
    color: #2563eb;
    font-size: 1.2em;
    margin-bottom: 10px;
    font-weight: 700;
}

.pdf-container #urunlerTable {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 12px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px 0 rgba(37,99,235,0.06);
}

.pdf-container #urunlerTable th, .pdf-container #urunlerTable td {
    border: 1px solid #e0e7ef;
    padding: 10px 6px;
    text-align: center;
    font-size: 1em;
}

.pdf-container #urunlerTable th {
    background: #e8f0fe;
    color: #2563eb;
    font-weight: 700;
}

.pdf-container #urunlerTable tbody tr {
    background: #fff;
    color: #222;
    transition: background 0.2s;
}

.pdf-container #urunlerTable tbody tr:hover {
    background: #f1f5f9;
}

.pdf-container .urun-ekle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}

.pdf-container .urun-ekle-grid input,
.pdf-container .urun-ekle-grid select {
    padding: 8px 10px;
    border: 1.5px solid #bcd0ee;
    border-radius: 8px;
    font-size: 1em;
    background: #f1f5f9;
    color: #222;
}

.pdf-container .urun-ekle-grid textarea {
    grid-column: 1 / -1;
    width: 100%;
    padding: 8px 10px;
    border: 1.5px solid #bcd0ee;
    border-radius: 8px;
    font-size: 1em;
    background: #f1f5f9;
    color: #222;
    resize: vertical;
}

.pdf-container .urun-ekle-grid button {
    background: linear-gradient(90deg, #2563eb 60%, #38bdf8 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 0;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px 0 rgba(37,99,235,0.08);
}

.pdf-container .urun-ekle-grid button:hover {
    background: linear-gradient(90deg, #1d4ed8 60%, #0ea5e9 100%);
    box-shadow: 0 4px 16px 0 rgba(37,99,235,0.13);
}

.pdf-container .toplam-section {
    background: #e8f5e9;
    border-radius: 12px;
    padding: 18px 24px;
    margin-bottom: 18px;
    font-size: 1.2em;
    color: #256029;
    font-weight: 700;
    text-align: center;
    letter-spacing: 0.5px;
}

.pdf-container .sabit-bilgiler {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 18px;
}

.pdf-container .sabit-kutu {
    background: #f1f5f9;
    border: 1.5px solid #e0e7ef;
    border-radius: 12px;
    padding: 16px 18px;
    flex: 1 1 220px;
    min-width: 180px;
    box-shadow: 0 2px 8px 0 rgba(37,99,235,0.04);
}

.pdf-container .sabit-baslik {
    width: 100%;
    font-size: 1.08em;
    font-weight: bold;
    color: #2563eb;
    border: none;
    background: transparent;
    margin-bottom: 8px;
}

.pdf-container .sabit-metin {
    width: 100%;
    border: none;
    background: transparent;
    font-size: 0.98em;
    line-height: 1.4;
    resize: vertical;
    min-height: 60px;
    color: #222;
}

.pdf-container .pdf-dosya-adi-row {
    margin: 18px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pdf-container #pdfOlusturBtn,
.pdf-container #sozlesmeOlusturBtn,
.pdf-container #teslimFormuOlusturBtn {
    background: linear-gradient(90deg, #2563eb 60%, #38bdf8 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px 28px;
    font-size: 1.1em;
    font-weight: 700;
    cursor: pointer;
    margin-top: 18px;
    margin-left: 0;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px 0 rgba(37,99,235,0.08);
}

.pdf-container #sozlesmeOlusturBtn {
    background: linear-gradient(90deg, #2a3b8f 60%, #38bdf8 100%);
    margin-left: 12px;
}

.pdf-container #teslimFormuOlusturBtn {
    background: linear-gradient(90deg, #388e3c 60%, #4ade80 100%);
    margin-left: 12px;
}

.pdf-container #pdfOlusturBtn:hover,
.pdf-container #sozlesmeOlusturBtn:hover,
.pdf-container #teslimFormuOlusturBtn:hover {
    filter: brightness(0.95);
    box-shadow: 0 4px 16px 0 rgba(37,99,235,0.13);
}

.pdf-container .kucuk-not-row {
    margin-top: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pdf-container #kucukNotInput:disabled {
    background: #e5e7eb;
    color: #999;
}

/* Modal stilleri */
.pdf-container .modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.pdf-container .modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 18px;
    width: 95%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0,0,0,0.13);
}

.pdf-container .close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.pdf-container .close:hover {
    color: #2563eb;
}

.pdf-container .modal-content h2 {
    color: #2563eb;
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.pdf-container .teslim-formu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 1rem 0;
}

.pdf-container .form-group {
    margin-bottom: 1rem;
}

.pdf-container .form-group.full-width {
    grid-column: 1 / -1;
}

.pdf-container .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2563eb;
    font-weight: 600;
}

.pdf-container .form-group input,
.pdf-container .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1.5px solid #bcd0ee;
    border-radius: 8px;
    font-size: 1em;
    background: #f1f5f9;
    color: #222;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.pdf-container .form-group input:focus,
.pdf-container .form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.pdf-container .modal-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
}

.pdf-container .primary-btn {
    background: linear-gradient(90deg, #388e3c 60%, #4ade80 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.pdf-container .primary-btn:hover {
    filter: brightness(0.95);
}

.pdf-container .secondary-btn {
    background: #6b7280;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.pdf-container .secondary-btn:hover {
    background: #4b5563;
}

@media (max-width: 900px) {
    .pdf-container .container {
        padding: 12px 2vw;
    }
    .pdf-container .sabit-bilgiler {
        flex-direction: column;
    }
    .pdf-container .sabit-kutu {
        min-width: unset;
    }
}

@media (max-width: 400px) {
    .pdf-container {
        padding: 0 2px;
    }
    .pdf-container .container {
        padding: 6px 2px 12px 2px;
    }
    .pdf-container .sabit-bilgiler {
        gap: 8px;
    }
    .pdf-container .sabit-kutu {
        padding: 8px 6px;
    }
    .pdf-container .urun-ekle-grid {
        grid-template-columns: 1fr;
        gap: 6px;
    }
    .pdf-container .modal-content {
        padding: 1rem;
    }
    .pdf-container .teslim-formu-grid {
        grid-template-columns: 1fr;
    }
    .pdf-container .pdf-dosya-adi-row {
        flex-direction: column;
        gap: 4px;
    }
    .pdf-container .kucuk-not-row {
        flex-direction: column;
        gap: 4px;
    }
}

/* Ayarlar Modal Stilleri */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 0;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    padding: 20px 24px;
    border-radius: 16px 16px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.close {
    color: #fff;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: opacity 0.2s;
}

.close:hover {
    opacity: 0.7;
}

.modal-body {
    padding: 24px;
}

.settings-menu {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.setting-item {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid #e5e7eb;
    margin-bottom: 8px;
    background: #f9fafb;
}

.setting-item:hover {
    background: #f3f4f6;
    transform: translateX(4px);
    border-color: #2563eb;
}

.setting-item i:first-child {
    font-size: 1.2rem;
    color: #2563eb;
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

.setting-item span {
    flex: 1;
    font-weight: 500;
    color: #374151;
}

.setting-item i:last-child {
    color: #9ca3af;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-header {
        padding: 16px 20px;
    }
    
    .modal-header h2 {
        font-size: 1.2rem;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .setting-item {
        padding: 14px 16px;
    }
}

/* Fiyat Tarifeleri Sayfası Stilleri */
.top-buttons {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.primary-btn {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

.secondary-btn {
    background: #6b7280;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.secondary-btn:hover {
    background: #4b5563;
    transform: translateY(-2px);
}

.filters {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.filters input,
.filters select {
    padding: 10px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    background: white;
    color: #374151;
    min-width: 200px;
}

.filters input:focus,
.filters select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.table-container {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    margin-top: 24px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

#tarifelerTable {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

#tarifelerTable th {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    padding: 16px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 0.95rem;
}

#tarifelerTable td {
    padding: 12px;
    border-bottom: 1px solid #e5e7eb;
    color: #374151;
}

#tarifelerTable tbody tr:hover {
    background: #f9fafb;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.aktif {
    background: #dcfce7;
    color: #166534;
}

.status-badge.pasif {
    background: #fef2f2;
    color: #dc2626;
}

.action-btn {
    background: none;
    border: none;
    padding: 6px 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    margin-right: 4px;
}

.edit-btn {
    color: #2563eb;
}

.edit-btn:hover {
    background: #eff6ff;
    color: #1d4ed8;
}

.delete-btn {
    color: #dc2626;
}

.delete-btn:hover {
    background: #fef2f2;
    color: #b91c1c;
}

@media (max-width: 768px) {
    .top-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .filters {
        flex-direction: column;
        align-items: center;
    }
    
    .filters input,
    .filters select {
        min-width: 250px;
    }
    
    .table-container {
        margin: 16px 8px;
        border-radius: 8px;
    }
    
    #tarifelerTable {
        font-size: 0.9rem;
    }
    
    #tarifelerTable th,
    #tarifelerTable td {
        padding: 8px 6px;
    }
}

/* Ayarlar Sayfaları Stilleri */
.settings-container {
    background: white;
    border-radius: 16px;
    padding: 24px;
    margin-top: 24px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.settings-section {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid #e5e7eb;
}

.settings-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.settings-section h3 {
    color: #1f2937;
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.settings-section h3 i {
    color: #2563eb;
    font-size: 1.1rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    color: #374151;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    background: #f9fafb;
    color: #374151;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    background: white;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* Tema Kartları */
.theme-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.theme-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.theme-card:hover {
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37,99,235,0.15);
}

.theme-card.selected {
    border-color: #2563eb;
    background: #eff6ff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.theme-preview {
    width: 100%;
    height: 60px;
    border-radius: 8px;
    margin-bottom: 12px;
    position: relative;
}

.theme-preview::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.theme-card.selected .theme-preview::after {
    background: #2563eb;
}

.theme-card h4 {
    margin: 0 0 4px 0;
    color: #1f2937;
    font-size: 1rem;
}

.theme-card p {
    margin: 0;
    color: #6b7280;
    font-size: 0.85rem;
}

/* Tema Renkleri */
.mavi-tema { background: linear-gradient(135deg, #2563eb, #1d4ed8); }
.yesil-tema { background: linear-gradient(135deg, #059669, #047857); }
.mor-tema { background: linear-gradient(135deg, #7c3aed, #6d28d9); }
.turuncu-tema { background: linear-gradient(135deg, #ea580c, #dc2626); }
.gri-tema { background: linear-gradient(135deg, #6b7280, #4b5563); }
.kirmizi-tema { background: linear-gradient(135deg, #dc2626, #b91c1c); }

/* Sistem Bilgileri */
.system-info {
    background: #f9fafb;
    border-radius: 8px;
    padding: 16px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #e5e7eb;
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    font-weight: 600;
    color: #374151;
}

.info-value {
    color: #6b7280;
    font-family: monospace;
    background: #f3f4f6;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.9rem;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .settings-container {
        margin: 16px 8px;
        padding: 16px;
        border-radius: 12px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .theme-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 12px;
    }
    
    .settings-section h3 {
        font-size: 1.1rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px 12px;
        font-size: 0.95rem;
    }
    
    .info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}