/* ============================================
   Tarihi Yarımada CBS - Stylesheet
   Ottoman-inspired Modern Design
   ============================================ */

/* CSS Variables */
:root {
    /* Ottoman-inspired Color Palette */
    --color-primary: #1a4d5c;
    --color-primary-dark: #0d2830;
    --color-primary-light: #2a7a8f;
    --color-accent: #c9a227;
    --color-accent-light: #e8c547;
    --color-accent-dark: #9a7a1a;
    
    /* Neutrals */
    --color-bg-dark: #0a1214;
    --color-bg-medium: #141e22;
    --color-bg-light: #1e2d33;
    --color-surface: #243840;
    --color-surface-hover: #2d4650;
    
    /* Text Colors */
    --color-text-primary: #f0ebe3;
    --color-text-secondary: #a8b5bb;
    --color-text-muted: #6b7c82;
    
    /* Functional Colors */
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-error: #f44336;
    --color-info: #2196f3;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Raleway', 'Segoe UI', sans-serif;
    
    /* Borders & Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(201, 162, 39, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Layout */
    --header-height: 64px;
    --status-bar-height: 32px;
    --panel-width: 360px;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text-primary);
    background: var(--color-bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Loading Screen
   ============================================ */
.loading-screen {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-primary-dark) 50%, var(--color-bg-dark) 100%);
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

.ottoman-pattern {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-lg);
    background: 
        radial-gradient(circle at 50% 50%, transparent 30%, var(--color-accent) 31%, var(--color-accent) 33%, transparent 34%),
        radial-gradient(circle at 0% 50%, transparent 30%, var(--color-accent) 31%, var(--color-accent) 33%, transparent 34%),
        radial-gradient(circle at 100% 50%, transparent 30%, var(--color-accent) 31%, var(--color-accent) 33%, transparent 34%),
        radial-gradient(circle at 50% 0%, transparent 30%, var(--color-accent) 31%, var(--color-accent) 33%, transparent 34%),
        radial-gradient(circle at 50% 100%, transparent 30%, var(--color-accent) 31%, var(--color-accent) 33%, transparent 34%);
    background-size: 60px 60px;
    background-position: center;
    border-radius: 50%;
    animation: rotate 20s linear infinite, pulse 2s ease-in-out infinite;
    opacity: 0.8;
}

.loader-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: 2px;
}

.loader-subtitle {
    font-size: 1rem;
    color: var(--color-accent);
    font-weight: 500;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xl);
}

.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--color-surface);
    border-radius: 2px;
    margin: 0 auto var(--spacing-md);
    overflow: hidden;
}

.loader-progress {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    border-radius: 2px;
    animation: loadProgress 2s ease-in-out forwards;
}

.loader-status {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   App Container
   ============================================ */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    opacity: 1;
    transition: opacity 0.4s ease;
}

.app.hidden {
    opacity: 0;
    pointer-events: none;
}

/* ============================================
   Header
   ============================================ */
.header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    background: linear-gradient(180deg, var(--color-bg-medium) 0%, rgba(20, 30, 34, 0.95) 100%);
    border-bottom: 1px solid rgba(201, 162, 39, 0.2);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-icon {
    width: 44px;
    height: 44px;
    color: var(--color-accent);
    filter: drop-shadow(0 0 8px rgba(201, 162, 39, 0.4));
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.2;
}

.logo-tagline {
    font-size: 0.7rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

/* Header Navigation */
.header-nav {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.nav-btn:hover {
    background: var(--color-surface);
    color: var(--color-text-primary);
}

.nav-btn.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-color: var(--color-accent);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-glow);
}

.nav-icon {
    font-size: 1.1rem;
}

.nav-text {
    font-weight: 500;
    font-size: 0.9rem;
}

.nav-badge {
    font-size: 0.65rem;
    padding: 2px 6px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-btn.active .nav-badge {
    background: var(--color-accent);
    color: var(--color-primary-dark);
}

/* Header Right */
.header-right {
    display: flex;
    gap: var(--spacing-xs);
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.icon-btn:hover {
    background: var(--color-surface);
    border-color: var(--color-primary-light);
    color: var(--color-accent);
}

.icon-btn svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.viewer-container {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.viewer-container.active {
    opacity: 1;
    visibility: visible;
}

/* Split View Mode */
.main-content.split-view .viewer-container {
    width: 50%;
}

.main-content.split-view #cesium-container {
    left: 0;
    right: auto;
    border-right: 2px solid var(--color-accent);
}

.main-content.split-view #potree-container {
    left: 50%;
    right: 0;
}

.main-content.split-view .viewer-container.active {
    opacity: 1;
    visibility: visible;
}

.viewer {
    width: 100%;
    height: 100%;
    background: var(--color-bg-dark);
}

.viewer-overlay {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    pointer-events: none;
}

.location-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(10, 18, 20, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: var(--radius-lg);
    animation: fadeInDown 0.5s ease 0.5s both;
}

.location-icon {
    font-size: 1rem;
}

.location-text {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

/* ============================================
   Side Panel
   ============================================ */
.side-panel {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: var(--status-bar-height);
    width: var(--panel-width);
    background: var(--color-bg-medium);
    border-left: 1px solid rgba(201, 162, 39, 0.2);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    z-index: 90;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
}

.side-panel.open {
    transform: translateX(0);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-surface);
}

.panel-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.panel-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.panel-close:hover {
    background: var(--color-surface);
    color: var(--color-text-primary);
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.panel-section {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-md);
}

/* Layer List */
.layer-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.layer-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.layer-item input {
    display: none;
}

.layer-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-text-muted);
    border-radius: var(--radius-sm);
    position: relative;
    transition: all var(--transition-fast);
}

.layer-item input:checked + .layer-checkbox {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.layer-item input:checked + .layer-checkbox::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-primary-dark);
    font-size: 12px;
    font-weight: bold;
}

.layer-name {
    flex: 1;
    font-weight: 500;
    color: var(--color-text-primary);
}

.layer-type {
    font-size: 0.7rem;
    padding: 2px 8px;
    background: var(--color-bg-dark);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    text-transform: uppercase;
}

/* Info Card */
.info-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(201, 162, 39, 0.15);
}

.info-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.info-header h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.info-badge {
    font-size: 0.65rem;
    padding: 3px 8px;
    background: var(--color-accent);
    border-radius: var(--radius-sm);
    color: var(--color-primary-dark);
    font-weight: 600;
    text-transform: uppercase;
}

.info-body {
    padding: var(--spacing-md);
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-bg-dark);
}

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

.info-label {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.info-value {
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.85rem;
}

.info-description {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-bg-dark);
}

.info-description p {
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    text-align: justify;
}

/* Tool Grid */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.tool-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

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

.tool-btn svg {
    width: 24px;
    height: 24px;
}

.tool-btn span {
    font-size: 0.75rem;
    font-weight: 500;
}

/* ============================================
   Modals
   ============================================ */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 18, 20, 0.9);
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
}

.modal.open {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    width: 90%;
    max-width: 560px;
    max-height: 80vh;
    background: var(--color-bg-medium);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.modal.open .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-bottom: 1px solid var(--color-accent);
}

.modal-header h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(80vh - 80px);
}

.modal-section {
    margin-bottom: var(--spacing-lg);
}

.modal-section:last-child {
    margin-bottom: 0;
}

.modal-section h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.modal-section p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Tech Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.tech-item {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-accent);
}

.tech-item strong {
    color: var(--color-text-primary);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.tech-item span {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

/* Settings */
.settings-group {
    margin-bottom: var(--spacing-lg);
}

.settings-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.settings-select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-bg-light);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: 0.9rem;
    cursor: pointer;
}

.settings-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.settings-range {
    width: 100%;
    height: 6px;
    background: var(--color-surface);
    border-radius: 3px;
    appearance: none;
    cursor: pointer;
}

.settings-range::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-accent);
    border-radius: 50%;
    cursor: pointer;
}

/* ============================================
   Floating Controls
   ============================================ */
.floating-controls {
    position: fixed;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: 80;
}

.float-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(20, 30, 34, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.float-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-accent);
    color: var(--color-text-primary);
    transform: translateX(-4px);
    box-shadow: var(--shadow-glow);
}

.float-btn.active {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border-color: var(--color-accent-light);
    color: var(--color-primary-dark);
    box-shadow: var(--shadow-glow), 0 0 15px rgba(201, 162, 39, 0.5);
}

.float-btn.active:hover {
    transform: translateX(-4px);
    box-shadow: var(--shadow-glow), 0 0 20px rgba(201, 162, 39, 0.7);
}

.float-btn svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   Status Bar
   ============================================ */
.status-bar {
    height: var(--status-bar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    background: var(--color-bg-dark);
    border-top: 1px solid var(--color-surface);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    z-index: 100;
}

.status-left,
.status-center,
.status-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.status-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-muted);
}

.status-dot.online {
    background: var(--color-success);
    box-shadow: 0 0 8px var(--color-success);
    animation: pulse 2s infinite;
}

.status-dot.offline {
    background: var(--color-error);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes loadProgress {
    0% {
        width: 0%;
    }
    20% {
        width: 20%;
    }
    50% {
        width: 60%;
    }
    80% {
        width: 85%;
    }
    100% {
        width: 100%;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--color-bg-dark);
}

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

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

/* ============================================
   Cesium Overrides
   ============================================ */
.cesium-viewer {
    font-family: var(--font-body) !important;
}

.cesium-viewer-bottom {
    display: none !important;
}

.cesium-widget-credits {
    display: none !important;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .header-nav {
        display: none;
    }
    
    .side-panel {
        width: 100%;
        max-width: var(--panel-width);
    }
    
    .floating-controls {
        right: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0 var(--spacing-md);
    }
    
    .logo-text {
        display: none;
    }
    
    .status-center {
        display: none;
    }
    
    .floating-controls {
        bottom: calc(var(--status-bar-height) + var(--spacing-lg));
        top: auto;
        transform: none;
        flex-direction: row;
        right: 50%;
        transform: translateX(50%);
    }
}

/* ============================================
   Basemap Panel
   ============================================ */
.basemap-panel {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-md));
    right: var(--spacing-md);
    width: 320px;
    max-height: calc(100vh - var(--header-height) - var(--status-bar-height) - var(--spacing-xl));
    background: var(--color-bg-medium);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 95;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.basemap-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.basemap-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-bottom: 1px solid var(--color-accent);
}

.basemap-header h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0;
}

.basemap-badge {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: auto;
    margin-right: var(--spacing-sm);
}

.basemap-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.basemap-close:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent);
}

.basemap-content {
    padding: var(--spacing-md);
    overflow-y: auto;
    max-height: 400px;
}

.basemap-category {
    margin-bottom: var(--spacing-lg);
}

.basemap-category:last-child {
    margin-bottom: 0;
}

.basemap-category h4 {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-xs);
}

.basemap-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

.basemap-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: var(--color-surface);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.basemap-item:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-primary-light);
}

.basemap-item.active {
    border-color: var(--color-accent);
    background: var(--color-primary);
}

.basemap-item.active .basemap-preview {
    box-shadow: 0 0 0 2px var(--color-accent);
}

.basemap-preview {
    width: 70px;
    height: 50px;
    border-radius: var(--radius-sm);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid rgba(0, 0, 0, 0.2);
}

/* Basemap Preview Images */

/* Cesium Ion / Bing Uydu */
.basemap-preview.satellite {
    background: linear-gradient(135deg, #1a3d2f 0%, #2d5a4a 30%, #4a7d6a 50%, #2d5a4a 70%, #1a3d2f 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%231a4d3a" width="100" height="100"/><ellipse fill="%232d6b5a" cx="25" cy="35" rx="20" ry="15"/><ellipse fill="%23234d3f" cx="70" cy="55" rx="25" ry="18"/><rect fill="%23888" x="45" y="25" width="15" height="10" rx="1"/><path fill="%234a7d6a" d="M0 70 Q30 50 50 65 Q70 80 100 60 L100 100 L0 100 Z"/><circle fill="%23fff" opacity="0.15" cx="80" cy="20" r="12"/></svg>');
}

/* ESRI Uydu */
.basemap-preview.esri-satellite {
    background: linear-gradient(135deg, #1a4d8c 0%, #2d7dbc 30%, #3d9d6c 60%, #2d7d5c 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><radialGradient id="earth2" cx="40%25" cy="40%25"><stop offset="0%25" stop-color="%232d9d7c"/><stop offset="50%25" stop-color="%231a6d9c"/><stop offset="100%25" stop-color="%230a3d6c"/></radialGradient></defs><rect fill="url(%23earth2)" width="100" height="100"/><ellipse fill="%233dad8c" cx="30" cy="40" rx="20" ry="15"/><ellipse fill="%232d8d6c" cx="70" cy="55" rx="15" ry="20"/><ellipse fill="%23fff" opacity="0.3" cx="25" cy="25" rx="10" ry="5"/></svg>');
}

/* OpenStreetMap */
.basemap-preview.osm {
    background: #f2efe9;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23f2efe9" width="100" height="100"/><path stroke="%23aaa" stroke-width="1" fill="none" d="M0 25 L100 25 M0 50 L100 50 M0 75 L100 75 M25 0 L25 100 M50 0 L50 100 M75 0 L75 100"/><rect fill="%23d4cfc5" x="30" y="30" width="15" height="15"/><rect fill="%23d4cfc5" x="55" y="55" width="20" height="15"/></svg>');
}

/* CartoDB Voyager */
.basemap-preview.carto-voyager {
    background: #faf9f6;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23faf9f6" width="100" height="100"/><path stroke="%23e8a87c" stroke-width="3" fill="none" d="M10 50 L90 50"/><path stroke="%23ccc" stroke-width="2" fill="none" d="M50 20 L50 80"/><rect fill="%23e5e0d5" x="15" y="20" width="25" height="20" rx="2"/><rect fill="%23d5d0c5" x="60" y="55" width="25" height="20" rx="2"/><rect fill="%2395c0a0" x="20" y="65" width="15" height="10" rx="1"/></svg>');
}

/* OpenTopoMap */
.basemap-preview.open-topo {
    background: #f5f3e8;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23f5f3e8" width="100" height="100"/><path stroke="%23c9a86c" stroke-width="1" fill="none" d="M10 70 Q30 50 50 60 Q70 70 90 50"/><path stroke="%23c9a86c" stroke-width="1" fill="none" d="M10 55 Q30 35 50 45 Q70 55 90 35"/><path stroke="%23c9a86c" stroke-width="1" fill="none" d="M10 40 Q30 20 50 30 Q70 40 90 20"/><path stroke="%23888" stroke-width="2" fill="none" d="M20 80 L80 20"/><text x="75" y="85" fill="%23666" font-size="10">⛰️</text></svg>');
}

/* Stamen Terrain */
.basemap-preview.stamen-terrain {
    background: #f4f0e6;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23f4f0e6" width="100" height="100"/><path fill="%23d4c9a8" d="M0 70 Q25 40 50 55 Q75 70 100 45 L100 100 L0 100 Z"/><path fill="%23c4b998" d="M0 80 Q25 60 50 70 Q75 80 100 60 L100 100 L0 100 Z"/><path stroke="%23999" stroke-width="1" fill="none" d="M10 50 L40 50 M60 50 L90 50"/></svg>');
}

/* CartoDB Positron (Açık) */
.basemap-preview.carto-light {
    background: #f0f0f0;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23f0f0f0" width="100" height="100"/><path stroke="%23ddd" stroke-width="1" fill="none" d="M0 33 L100 33 M0 66 L100 66 M33 0 L33 100 M66 0 L66 100"/><rect fill="%23e5e5e5" x="40" y="40" width="20" height="20"/></svg>');
}

/* CartoDB Dark Matter (Koyu) */
.basemap-preview.carto-dark {
    background: #1a1a2e;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%231a1a2e" width="100" height="100"/><path stroke="%23333" stroke-width="1" fill="none" d="M0 33 L100 33 M0 66 L100 66 M33 0 L33 100 M66 0 L66 100"/><rect fill="%232a2a4e" x="40" y="40" width="20" height="20"/></svg>');
}

/* Stamen Toner */
.basemap-preview.stamen-toner {
    background: #fff;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23fff" width="100" height="100"/><path stroke="%23000" stroke-width="2" fill="none" d="M10 50 L90 50 M50 10 L50 90"/><rect fill="%23000" x="25" y="25" width="20" height="20"/><rect fill="%23000" x="55" y="55" width="20" height="20"/></svg>');
}

/* Stamen Watercolor (Sulu Boya) */
.basemap-preview.stamen-watercolor {
    background: linear-gradient(135deg, #e8dcc8 0%, #d4c8b0 50%, #c8bcaa 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23e8dcc8" width="100" height="100"/><ellipse fill="%23b8d4c8" cx="30" cy="40" rx="25" ry="20" opacity="0.7"/><ellipse fill="%23c8d8bc" cx="70" cy="60" rx="20" ry="25" opacity="0.7"/><ellipse fill="%23d8c8b8" cx="50" cy="30" rx="15" ry="10" opacity="0.5"/><path stroke="%2398b8c8" stroke-width="3" fill="none" d="M20 70 Q50 60 80 75" opacity="0.6"/></svg>');
}

.basemap-item span {
    font-size: 0.65rem;
    color: var(--color-text-secondary);
    text-align: center;
    font-weight: 500;
    line-height: 1.2;
}

.basemap-item.active span {
    color: var(--color-text-primary);
}

/* Responsive Basemap Panel */
@media (max-width: 768px) {
    .basemap-panel {
        width: calc(100% - var(--spacing-lg));
        right: var(--spacing-sm);
        left: var(--spacing-sm);
    }
    
    .basemap-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .basemap-preview {
        width: 60px;
        height: 42px;
    }
}

/* ============================================
   Notes Section - Kullanıcı Dostu Not Arayüzü
   ============================================ */

.notes-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Not Formu */
.note-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-light) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(201, 162, 39, 0.15);
}

.note-input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    position: relative;
}

.note-input,
.note-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-surface-hover);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.note-input:focus,
.note-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

.note-input::placeholder,
.note-textarea::placeholder {
    color: var(--color-text-muted);
}

.note-input-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.85rem;
}

.note-textarea {
    resize: vertical;
    min-height: 80px;
    max-height: 200px;
    line-height: 1.5;
}

.input-hint {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    padding-left: var(--spacing-xs);
}

.char-counter {
    position: absolute;
    right: var(--spacing-sm);
    bottom: var(--spacing-sm);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    background: rgba(10, 18, 20, 0.8);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

/* Kaydet Butonu */
.note-save-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-primary-dark);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.note-save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.4);
}

.note-save-btn:active {
    transform: translateY(0);
}

.note-save-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.note-save-btn.saving {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-primary);
}

/* Notlar Listesi */
.notes-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.notes-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-surface);
}

.notes-count {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.notes-refresh-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: 1px solid var(--color-surface);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.notes-refresh-btn:hover {
    background: var(--color-surface);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.notes-refresh-btn.spinning svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.notes-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 300px;
    overflow-y: auto;
}

/* Boş Notlar Durumu */
.notes-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--color-text-muted);
}

.notes-empty svg {
    opacity: 0.4;
    margin-bottom: var(--spacing-md);
}

.notes-empty p {
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.notes-empty span {
    font-size: 0.8rem;
}

/* Not Kartı */
.note-card {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-accent);
    transition: all var(--transition-fast);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.note-card:hover {
    background: var(--color-surface-hover);
}

.note-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-sm);
}

.note-card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.3;
    flex: 1;
}

.note-card-delete {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    opacity: 0;
    transition: all var(--transition-fast);
}

.note-card:hover .note-card-delete {
    opacity: 1;
}

.note-card-delete:hover {
    background: rgba(244, 67, 54, 0.2);
    color: var(--color-error);
}

.note-card-content {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    white-space: pre-wrap;
}

.note-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--spacing-xs);
    padding-top: var(--spacing-xs);
    border-top: 1px solid var(--color-bg-dark);
}

.note-card-author {
    font-size: 0.7rem;
    color: var(--color-accent);
    font-weight: 500;
}

.note-card-date {
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

/* Başarı/Hata Mesajları */
.note-toast {
    position: fixed;
    bottom: calc(var(--status-bar-height) + var(--spacing-lg));
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-medium);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.note-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.note-toast.success {
    border-color: var(--color-success);
}

.note-toast.success::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--color-success);
    border-radius: 50%;
    color: white;
    font-size: 0.8rem;
}

.note-toast.error {
    border-color: var(--color-error);
}

.note-toast.error::before {
    content: '✕';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--color-error);
    border-radius: 50%;
    color: white;
    font-size: 0.8rem;
}