:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --bg-main: #0f172a;
    --bg-sidebar: rgba(30, 41, 59, 0.7);
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --danger: #ef4444;
    --success: #22c55e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Sidebar Styling */
.sidebar {
    width: 380px;
    background: var(--bg-sidebar);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    box-shadow: 10px 0 30px rgba(0, 0, 0, 0.3);
}

.logo {
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo h1 span {
    color: var(--primary);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 0 20px 20px;
}

.sidebar-content::-webkit-scrollbar {
    width: 5px;
}

.sidebar-content::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 10px;
}

.config-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
}

.config-card h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 15px;
}

/* Form Elements */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.form-group input, .form-group select {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 10px 12px;
    color: white;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.4);
}

.input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Buttons */
.btn {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-glass {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    color: white;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-danger-glass {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.btn-danger-glass:hover {
    background: rgba(239, 68, 68, 0.2);
}

/* Node List */
.node-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.node-item {
    background: rgba(0, 0, 0, 0.2);
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.node-info h4 {
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.node-info p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.node-power {
    font-weight: 700;
    font-size: 0.9rem;
}

.power-good { color: var(--success); }
.power-warn { color: #f59e0b; }
.power-bad { color: var(--danger); }

/* Main Map Area */
.main-map {
    flex: 1;
    position: relative;
}

#map {
    height: 100%;
    width: 100%;
    background: #0b0e14;
}

/* Map Overlays */
.map-overlay-top {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    display: flex;
    justify-content: center;
    pointer-events: none;
    z-index: 1000;
}

.search-bar {
    width: 460px;
    pointer-events: auto;
    position: relative;
}

.search-bar input {
    width: 100%;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 12px 55px 12px 22px;
    color: white;
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.25);
}

.search-bar input::placeholder {
    color: #475569;
}

.search-btn {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary);
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s, transform 0.2s;
}

.search-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-50%) scale(1.1);
}

/* Search suggestions dropdown */
.search-suggestions {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    z-index: 9999;
    animation: sugFadeIn 0.15s ease;
}

.search-suggestions.open {
    display: block;
}

@keyframes sugFadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.sug-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 11px 16px;
    cursor: pointer;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.15s;
}

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

.sug-item:hover {
    background: rgba(99, 102, 241, 0.12);
}

.sug-empty {
    cursor: default;
    color: #475569;
    font-size: 0.85rem;
    justify-content: center;
}

.sug-icon {
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.sug-text {
    font-size: 0.82rem;
    color: #cbd5e1;
    line-height: 1.4;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.map-overlay-bottom {
    position: absolute;
    bottom: 30px;
    right: 20px;
    z-index: 1000;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.control-group .btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.2rem;
    padding: 0;
}

/* Stats */
.stat-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.stat-item span { color: var(--text-muted); }

/* Helper Text */
.helper-text {
    font-size: 0.8rem;
    color: var(--primary);
    margin-top: 10px;
    text-align: center;
    min-height: 1.2em;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--primary);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 2000;
}

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

/* Leaflet Customization */
.leaflet-container {
    background: #0b0e14 !important;
}

.leaflet-popup-content-wrapper {
    background: rgba(15, 23, 42, 0.9) !important;
    backdrop-filter: blur(10px);
    color: white !important;
    border: 1px solid var(--glass-border);
    border-radius: 12px !important;
}

.leaflet-popup-tip {
    background: rgba(15, 23, 42, 0.9) !important;
}

/* Marker Label */
.marker-label {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    padding: 2px 6px;
    color: white;
    font-size: 10px;
    font-weight: 600;
    white-space: nowrap;
    backdrop-filter: blur(2px);
}

/* Leaflet Editable – vertex handles */
.leaflet-editing-icon {
    border-radius: 50% !important;
    border: 2px solid #6366f1 !important;
    background: #0f172a !important;
    width: 10px !important;
    height: 10px !important;
    margin-left: -5px !important;
    margin-top: -5px !important;
}

.leaflet-editing-icon:hover {
    background: #6366f1 !important;
    transform: scale(1.4);
    transition: all 0.15s;
}

/* Editable mid-point ghost handles */
.leaflet-middle-icon {
    border-radius: 50% !important;
    background: rgba(99,102,241,0.3) !important;
    border: 1px dashed #6366f1 !important;
    width: 8px !important;
    height: 8px !important;
    margin-left: -4px !important;
    margin-top: -4px !important;
}

/* Tooltip hint when editing */
.edit-hint {
    position: absolute;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(99,102,241,0.9);
    color: white;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    pointer-events: none;
    z-index: 1500;
    white-space: nowrap;
    box-shadow: 0 4px 15px rgba(99,102,241,0.4);
}

/* Routing loading animation */
@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.routing-loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Enhanced polyline styles */
.leaflet-interactive {
    transition: stroke-width 0.2s, opacity 0.2s;
}

.leaflet-interactive:hover {
    stroke-width: 5 !important;
    opacity: 1 !important;
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 8px;
    min-width: 200px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: none;
    animation: contextMenuFadeIn 0.15s ease;
}

.context-menu.show {
    display: block;
}

@keyframes contextMenuFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-5px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.context-menu-item {
    padding: 10px 14px;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: #f8fafc;
    font-family: 'Outfit', sans-serif;
}

.context-menu-item:hover {
    background: rgba(99, 102, 241, 0.2);
    color: #a5b4fc;
}

.context-menu-separator {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 6px 0;
}

.context-menu-icon {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.context-menu-submenu {
    position: relative;
}

#splitterSubmenu {
    position: fixed !important;
    z-index: 10001 !important;
}

/* Splitter Modal */
.splitter-option:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.splitter-option:active {
    transform: scale(0.98);
}

/* Leaflet Editable Waypoint Markers */
.leaflet-vertex-icon {
    background: white !important;
    border: 3px solid #6366f1 !important;
    border-radius: 50% !important;
    width: 16px !important;
    height: 16px !important;
    margin-left: -8px !important;
    margin-top: -8px !important;
    cursor: move !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4) !important;
}

.leaflet-vertex-icon:hover {
    background: #a5b4fc !important;
    border-color: #818cf8 !important;
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(99,102,241,0.6) !important;
}

.leaflet-middle-icon {
    background: rgba(255,255,255,0.6) !important;
    border: 2px dashed #94a3b8 !important;
    border-radius: 50% !important;
    width: 12px !important;
    height: 12px !important;
    margin-left: -6px !important;
    margin-top: -6px !important;
    cursor: pointer !important;
    opacity: 0.7;
}

.leaflet-middle-icon:hover {
    background: #22c55e !important;
    border-color: #16a34a !important;
    border-style: solid !important;
    opacity: 1;
    transform: scale(1.3);
}

/* Layer Control Styling */
.leaflet-control-layers {
    background: rgba(15, 23, 42, 0.9) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border) !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4) !important;
    padding: 12px !important;
}

.leaflet-control-layers-toggle {
    background-color: rgba(15, 23, 42, 0.9) !important;
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border) !important;
    border-radius: 8px !important;
    width: 40px !important;
    height: 40px !important;
}

.leaflet-control-layers-expanded {
    padding: 12px 16px !important;
    color: white !important;
}

.leaflet-control-layers-base label {
    color: var(--text-main) !important;
    font-family: 'Outfit', sans-serif !important;
    font-size: 0.9rem !important;
    padding: 6px 0 !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    cursor: pointer !important;
    transition: color 0.2s !important;
}

.leaflet-control-layers-base label:hover {
    color: var(--primary) !important;
}

.leaflet-control-layers-base input[type="radio"] {
    accent-color: var(--primary) !important;
    cursor: pointer !important;
}

.leaflet-control-layers-separator {
    border-top: 1px solid var(--glass-border) !important;
    margin: 8px 0 !important;
}

/* Marker Labels */
.marker-label-combined {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 8px !important;
    padding: 6px 10px !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4) !important;
    color: #f8fafc !important;
    font-family: 'Outfit', sans-serif !important;
    font-size: 0.9rem !important;
    white-space: nowrap !important;
}

.marker-label-combined::before {
    display: none !important;
}