/* Genel Stiller */
:root {
    --primary-color: #43A047;
    --primary-color-hover: #2E7D32;
    --secondary-color: #43A047;
    --background-color: #1E1E1E;
    --panel-background: #2D2D2D;
    --text-color: #E0E0E0;
    --border-color: #404040;
    --hover-color: #383838;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Uygulama Konteyneri */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Üst Menü */
.app-header {
    background-color: var(--panel-background);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px var(--shadow-color);
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.logo i {
    color: var(--secondary-color);
}

.upload-container {
    position: relative;
    display: flex;
    align-items: center;
}

.upload-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    transition: background-color 0.2s ease;
}

.upload-btn:hover {
    background-color: #1976D2;
}

.upload-btn i {
    font-size: 1.2rem;
}

/* Ana İçerik */
.app-main {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* Kenar Çubuğu */
.sidebar {
    width: 300px;
    background-color: var(--panel-background);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 1rem;
    transition: opacity 0.3s ease, pointer-events 0.3s ease;
}

/* Panel Stilleri */
.panel {
    background-color: var(--panel-background);
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px var(--shadow-color);
}

.panel-title {
    padding: 1rem;
    background-color: var(--panel-background);
    border-left: 4px solid var(--primary-color);
    color: var(--text-color);
    border-radius: 8px 8px 0 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    cursor: pointer;
    user-select: none;
    position: relative;
    transition: all 0.3s ease;
}

.panel-title:hover {
    background-color: var(--hover-color);
    border-left-color: var(--primary-color-hover);
}

.panel-title i:not(.panel-arrow) {
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.panel-title:hover i:not(.panel-arrow) {
    color: var(--primary-color-hover);
}

.panel-arrow {
    margin-left: auto;
    transition: transform 0.3s ease;
}

.panel-title.collapsed .panel-arrow {
    transform: rotate(-90deg);
}

.panel-content {
    padding: 1rem;
    transition: all 0.3s ease;
    overflow: hidden;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-top: none;
    margin: 0 0.5rem 0.5rem 0.5rem;
    border-radius: 0 0 8px 8px;
    font-size: 0.9rem;
}

.panel-content[style*="display: none"] {
    padding-top: 0;
    padding-bottom: 0;
    margin: 0;
    border: none;
}

/* Katman Listesi */
.layer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.layer-item {
    display: flex;
    align-items: center;
    padding: 0.5rem;
    background-color: var(--panel-background);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-bottom: 0.5rem;
    cursor: move;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.layer-item:hover {
    background-color: var(--hover-color);
}

.layer-item.dragging {
    opacity: 0.5;
    background-color: var(--hover-color);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.layer-item.drag-over {
    border-top: 2px solid var(--primary-color);
}

.layer-handle {
    margin-right: 0.5rem;
    color: #666;
    cursor: grab;
}

.layer-handle:active {
    cursor: grabbing;
}

.layer-info {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 20px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 20px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

/* Slider Grupları */
.slider-group {
    margin-bottom: 1rem;
}

.slider-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    color: var(--text-color);
}

.slider-group input[type="range"] {
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
}

.slider-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.slider-group input[type="range"]::-webkit-slider-thumb:hover {
    background: #1976D2;
}

/* Çalışma Alanı */
.workspace {
    flex: 1;
    padding: 1rem;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--background-color);
}

.workspace-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-drop-zone {
    position: relative;
    width: 100%;
    height: 100%;
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: border-color 0.2s ease;
}

.image-drop-zone.drag-over {
    border-color: var(--primary-color);
    background-color: var(--hover-color);
}

.drop-message {
    text-align: center;
    color: var(--text-color);
}

.drop-message i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Canvas Stilleri */
canvas {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

/* Sonuçlar Paneli */
.results-panel {
    width: 300px;
    background-color: var(--panel-background);
    border-left: 1px solid var(--border-color);
    padding: 1rem;
    overflow-y: auto;
    transition: opacity 0.3s ease, pointer-events 0.3s ease;
}

/* Renk Stilleri */
.text-red { color: #f44336; }
.text-green { color: #4CAF50; }
.text-blue { color: #2196F3; }

/* Sonuç Öğeleri */
.result-item {
    margin-bottom: 1rem;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.result-item h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.color-preview {
    width: 100%;
    height: 30px;
    border-radius: 4px;
    margin: 0.5rem 0;
}

/* Uyarı ve Hata Mesajları */
.warning-message,
.error-message {
    padding: 0.5rem;
    border-radius: 4px;
    margin-top: 1rem;
}

.warning-message {
    background-color: #332500;
    color: #FFB74D;
}

.error-message {
    background-color: #311B1B;
    color: #EF5350;
}

/* Responsive Tasarım */
@media (max-width: 1200px) {
    .sidebar,
    .results-panel {
        width: 250px;
    }
}

@media (max-width: 992px) {
    .app-main {
        flex-direction: column;
    }
    
    .sidebar,
    .results-panel {
        width: 100%;
        max-height: 300px;
    }
    
    .workspace {
        order: -1;
    }
}

/* Çizim Araçları */
.tool-group {
    margin-bottom: 1.5rem;
}

.tool-group h4 {
    font-size: 0.85rem;
    color: var(--text-color);
    margin-bottom: 0.4rem;
}

.tool-buttons {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tool-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--panel-background);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.85rem;
}

.tool-btn:hover {
    background-color: var(--hover-color);
}

.tool-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.tool-btn.active:hover {
    background-color: var(--primary-color-hover);
    border-color: var(--primary-color-hover);
}

.tool-btn i {
    font-size: 0.9rem;
}

/* Referans Girişi */
.reference-input {
    margin-top: 1rem;
    padding: 0.5rem;
    background-color: var(--hover-color);
    border-radius: 4px;
}

.reference-input label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-color);
}

.input-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.input-group input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
}

.input-group .unit {
    color: var(--text-color);
    font-size: 0.85rem;
}

.scale-info {
    font-size: 0.85rem;
    color: var(--text-color);
    padding: 0.5rem;
    background-color: var(--panel-background);
    border-radius: 4px;
    text-align: center;
}

/* Maskeleme Ayarları */
.mask-settings {
    margin: 1rem 0;
    padding: 0.5rem;
    background-color: var(--hover-color);
    border-radius: 4px;
}

.color-picker {
    margin-bottom: 0.5rem;
}

.color-picker label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.color-picker input[type="color"] {
    width: 100%;
    height: 30px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
}

.mode-info {
    padding: 0.5rem;
    background-color: var(--panel-background);
    border-radius: 4px;
    font-size: 0.85rem;
}

.mode-label {
    font-weight: bold;
    margin-right: 0.5rem;
}

.mode-hints {
    margin-top: 0.5rem;
    display: flex;
    justify-content: space-between;
    color: #666;
}

.mode-hints small {
    font-size: 0.8rem;
    padding: 0.15rem 0.4rem;
    background-color: var(--hover-color);
    border-radius: 2px;
    color: var(--text-color);
}

/* Footer Styles */
.app-footer {
    position: sticky;
    bottom: 0;
    width: 100%;
    background-color: var(--panel-background);
    border-top: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    z-index: 1000;
    box-shadow: 0 -2px 5px var(--shadow-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content p {
    color: var(--text-color);
    margin: 0;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-links i {
    font-size: 1rem;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1100;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    opacity: 1;
}

.modal-content {
    position: relative;
    background-color: var(--panel-background);
    margin: 2rem auto;
    padding: 0;
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    box-shadow: 0 4px 6px var(--shadow-color);
    transform: scale(0.7);
    opacity: 0;
    transition: all 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
}

.modal.show .modal-content {
    transform: scale(1);
    opacity: 1;
}

.modal-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 8px 8px 0 0;
    background-color: var(--panel-background);
    border-left: 4px solid var(--primary-color);
    position: sticky;
    top: 0;
    z-index: 1;
}

.modal-header h2 {
    font-size: 1.2rem;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-header h2 i {
    color: var(--primary-color);
}

.modal-close {
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: #ddd;
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(85vh - 4rem);
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--panel-background);
}

/* Webkit tarayıcılar için kaydırma çubuğu stilleri */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--panel-background);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 4px;
    border: 2px solid var(--panel-background);
}

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

.modal-body p {
    margin-bottom: 1rem;
}

.modal-body ul, 
.modal-body ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

.modal-body h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Contact Info Styles */
.contact-info {
    margin-bottom: 1rem;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .contact-form {
        margin-top: 1.5rem;
    }
}

/* Referans Bölücü */
.reference-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 1rem 0;
    opacity: 0.5;
}

/* Alan Referans Stilleri */
.area-reference {
    margin-top: 0.5rem;
}

.area-reference h4 {
    font-size: 0.85rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.area-info {
    font-size: 0.85rem;
    color: var(--text-color);
    padding: 0.5rem;
    background-color: var(--panel-background);
    border-radius: 4px;
    margin-top: 0.5rem;
}

.area-info div {
    margin-bottom: 0.25rem;
}

.area-info div:last-child {
    margin-bottom: 0;
}

.area-info span {
    color: var(--primary-color);
    font-weight: 500;
}

.copy-message {
    margin-top: 10px;
    padding: 8px;
    background-color: #4CAF50;
    color: white;
    border-radius: 4px;
    text-align: center;
    opacity: 0;
    animation: fadeInOut 2s ease-in-out;
}

@keyframes fadeInOut {
    0% { opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { opacity: 0; }
}