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

:root {
    --bg-primary: rgba(242, 242, 247, 0.8);
    --bg-secondary: rgba(255, 255, 255, 0.9);
    --bg-tertiary: rgba(209, 209, 214, 0.3);
    --text-primary: #000000;
    --text-secondary: #3C3C43;
    --text-tertiary: #8E8E93;
    --accent: #007AFF;
    --accent-hover: #0051D5;
    --danger: #FF3B30;
    --success: #34C759;
    --border: rgba(60, 60, 67, 0.12);
    --shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: rgba(28, 28, 30, 0.8);
        --bg-secondary: rgba(44, 44, 46, 0.9);
        --bg-tertiary: rgba(58, 58, 60, 0.3);
        --text-primary: #FFFFFF;
        --text-secondary: #E5E5E7;
        --text-tertiary: #8E8E93;
        --border: rgba(255, 255, 255, 0.15);
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    background-color: #F2F2F7;
    color: var(--text-primary);
    height: 100vh;
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #000000;
    }
}

.app-container {
    display: flex;
    height: 100vh;
    position: relative;
}

.sidebar {
    width: 380px;
    background: var(--bg-secondary);
    backdrop-filter: blur(50px);
    -webkit-backdrop-filter: blur(50px);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    z-index: 1001;
}

.sidebar-header {
    padding: 20px;
    background: var(--bg-primary);
    backdrop-filter: blur(50px);
    -webkit-backdrop-filter: blur(50px);
    border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
    font-size: 34px;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #007AFF, #5AC8FA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.search-box {
    width: 100%;
    padding: 10px 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    margin-bottom: 15px;
}

.search-box:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.action-buttons {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.btn {
    padding: 10px 20px;
    border-radius: 12px;
    border: none;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.sites-list {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.site-card {
    background: var(--bg-primary);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--border);
}

.site-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow);
}

.site-card.active {
    background: var(--accent);
    color: white;
}

.site-card.active .site-meta {
    color: rgba(255, 255, 255, 0.8);
}

.site-name {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 4px;
}

.site-meta {
    font-size: 13px;
    color: var(--text-tertiary);
}

.map-container {
    flex: 1;
    position: relative;
}

#map {
    width: 100%;
    height: 100%;
}

.context-menu {
    position: fixed;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 8px 0;
    box-shadow: var(--shadow);
    z-index: 2000;
    min-width: 150px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.context-menu-item {
    padding: 12px 16px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.context-menu-item:hover {
    background: var(--bg-tertiary);
}

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: var(--bg-secondary);
    backdrop-filter: blur(50px);
    -webkit-backdrop-filter: blur(50px);
    border-radius: 24px;
    padding: 32px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-header h2 {
    font-size: 28px;
    font-weight: 700;
}

.close-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.close-btn:hover {
    background: var(--text-tertiary);
    transform: rotate(90deg);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.photo-preview {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.photo-thumb {
    width: 80px;
    height: 80px;
    border-radius: 12px;
    object-fit: cover;
    border: 2px solid var(--border);
}

.cell-data-section, .backhaul-section {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
}

.cell-item, .backhaul-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    padding: 15px;
    background: var(--bg-primary);
    border-radius: 12px;
    flex-wrap: wrap;
}

.cell-item .form-control, .backhaul-item .form-control {
    flex: 1;
    min-width: 120px;
}

.searchable-select {
    position: relative;
    flex: 1;
}

.searchable-select input {
    width: 100%;
}

.select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.select-option {
    padding: 10px 12px;
    cursor: pointer;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.select-option:hover {
    background: var(--bg-tertiary);
}

.select-option:last-child {
    border-bottom: none;
}

.mobile-toggle {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1001;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    border: none;
    box-shadow: 0 4px 20px rgba(0, 122, 255, 0.3);
    cursor: pointer;
    font-size: 24px;
}

@media (max-width: 768px) {
    .sidebar {
        position: absolute;
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .cell-item, .backhaul-item {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cell-item .form-control, .backhaul-item .form-control {
        min-width: 100%;
    }
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-tertiary);
}

.empty-state h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-secondary);
}

input[type="file"] {
    display: none;
}

.file-label {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 12px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.file-label:hover {
    background: var(--accent);
    color: white;
}

/* Photo viewer modal */
.photo-viewer-modal {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    justify-content: center;
    align-items: center;
}

.photo-viewer-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.photo-viewer-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
}

.photo-viewer-close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.photo-viewer-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

/* Enhanced popup styling */
.leaflet-popup-content-wrapper {
    background: var(--bg-secondary) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-radius: 16px !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2) !important;
    border: 1px solid var(--border) !important;
}

.leaflet-popup-content {
    margin: 0 !important;
    padding: 20px !important;
    color: var(--text-primary) !important;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif !important;
}

.leaflet-popup-tip {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border) !important;
}

.popup-site-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
    text-align: center;
}

.popup-buttons {
    display: flex;
    gap: 8px;
    margin-top: 15px;
    justify-content: center;
}

.popup-btn {
    padding: 8px 16px;
    border-radius: 10px;
    border: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.popup-btn-primary {
    background: var(--accent);
    color: white;
}

.popup-btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.popup-btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.popup-btn-secondary:hover {
    background: var(--text-tertiary);
    color: white;
    transform: translateY(-1px);
}

.clickable-photo {
    cursor: pointer;
    transition: transform 0.2s ease;
}

.clickable-photo:hover {
    transform: scale(1.05);
}

/* Multiband link styling */
.multiband-section {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.multiband-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    padding: 10px;
    background: var(--bg-tertiary);
    border-radius: 8px;
}

.multiband-item .form-control {
    flex: 1;
    min-width: 100px;
    padding: 8px 12px;
    font-size: 14px;
}

.multiband-total {
    margin-top: 10px;
    padding: 10px;
    background: var(--accent);
    color: white;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    font-size: 14px;
}
.logo {
    width: 40px;
    height: auto;
    margin-bottom: 4px;
}
.port-badge {
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.85em;
    color: white;
    margin-left: 7px;
    font-weight: 600;
    display: inline-block;
}

.port-badge-1g    { background: #007aff; }
.port-badge-10g   { background: #27ae60; }
.port-badge-25g { background: #e67e22; }
.port-badge-100g  { background: #e74c3c; }



.incoming-link-outline {
    outline: 2px solid #2da4ff;
}
@media (prefers-color-scheme: dark) {
    .incoming-link-outline {
        outline: 2px solid #2da4ff;
    }
}
.tiny-warning {
    font-size: 0.95em;
    color: #d79a22;
    margin-left: 5px;
    cursor: pointer;
    vertical-align: middle;
}
.mw-badge {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: white;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.85em;
    margin-left: 7px;
    font-weight: 600;
    display: inline-block;
    vertical-align: middle;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 1px 3px rgba(255, 107, 53, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
}


.mw-badge.low-capacity {
    background: linear-gradient(135deg, #17a2b8, #138496);
}

.mw-badge.medium-capacity {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
}

.mw-badge.high-capacity {
    background: linear-gradient(135deg, #28a745, #20c997);
}

.site-name .port-badge + .mw-badge {
    margin-left: 4px;
}
/* Backhaul form layout */
.backhaul-item {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 12px;
}

.form-stack {              /* vertical stack */
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

/* label above input for visual rhythm */
.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.form-group .form-control {
  display: block;
  width: 100%;
}

.section {
  padding: 10px 12px;
  background: var(--bg-tertiary);
  border-radius: 10px;
}

.section + .section {
  margin-top: 10px;
}

.section-title {
  margin: 0 0 8px 0;
  font-size: 13px;
  color: var(--text-secondary);
}

/* action row */
.actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* multiband list */
.multiband-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.multiband-item {
  background: var(--bg-primary);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 8px;
}

.multiband-footer {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-secondary);
}

/* searchable select */
.searchable-select .select-dropdown {
  position: relative; /* keep your existing positioning rules if any */
}