/* Theme Variables */
:root {
    /* Dark Theme (Default) */
    --brand-primary: #7C3AED;
    --brand-secondary: #06B6D4;
    --brand-accent: #EC4899;
    --bg-dark: #0F172A;
    --bg-card: #1E293B;
    --bg-element: #334155;
    --text-primary: #F8FAFC;
    --text-secondary: #CBD5E1;
    --text-tertiary: #94A3B8;
    --border-color: #475569;
    --shadow-color: rgba(0, 0, 0, 0.25);
    
    /* Status Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --neutral: #9CA3AF;
    
    /* Provider Colors */
    --provider-hetzner: #F43F5E;
    --provider-contabo: #0EA5E9;
    --provider-proxmox: #FBBF24;
    
    /* Animation */
    --transition-speed: 0.3s;
}

/* Light Theme Variables */
body.light-theme {
    --brand-primary: #6D28D9;
    --brand-secondary: #0891B2;
    --brand-accent: #DB2777;
    --bg-dark: #F8FAFC;
    --bg-card: #FFFFFF;
    --bg-element: #F1F5F9;
    --text-primary: #0F172A;
    --text-secondary: #334155;
    --text-tertiary: #64748B;
    --border-color: #E2E8F0;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    overflow-x: hidden;
}

.perspective-container {
    perspective: 1000px;
    transform-style: preserve-3d;
    height: 100vh;
    width: 100%;
}

/* 3D Cube Logo */
.logo-container {
    display: flex;
    align-items: center;
}

.logo-scene {
    width: 40px;
    height: 40px;
    perspective: 600px;
    margin-right: 12px;
}

.logo-cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.5s;
}

.cube-face {
    position: absolute;
    width: 40px;
    height: 40px;
    background: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 15px rgba(124, 58, 237, 0.5);
}

.cube-face.front { transform: translateZ(20px); }
.cube-face.back { transform: rotateY(180deg) translateZ(20px); }
.cube-face.right { transform: rotateY(90deg) translateZ(20px); }
.cube-face.left { transform: rotateY(-90deg) translateZ(20px); }
.cube-face.top { transform: rotateX(90deg) translateZ(20px); }
.cube-face.bottom { transform: rotateX(-90deg) translateZ(20px); }

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--brand-primary), var(--brand-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Header */
.top-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-card);
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px var(--shadow-color);
    position: relative;
    z-index: 10;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 0.625rem 1rem;
    gap: 0.5rem;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: all var(--transition-speed);
    text-decoration: none;
}

.nav-item:hover {
    background-color: var(--bg-element);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: rgba(124, 58, 237, 0.15);
    color: var(--brand-primary);
}

.user-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-container {
    position: relative;
}

.search-container input {
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border-radius: 20px;
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 220px;
}

.search-container i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

/* Fancy Theme Toggle */
.theme-toggle {
    position: relative;
}

.theme-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-switch {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 52px;
    height: 26px;
    background-color: var(--bg-element);
    border-radius: 100px;
    padding: 0 4px;
    cursor: pointer;
    overflow: hidden;
}

.theme-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    z-index: 1;
    color: var(--text-tertiary);
}

.theme-switch::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: var(--brand-secondary);
    top: 2px;
    left: 2px;
    transition: transform 0.3s;
}

.theme-toggle input:checked + .theme-switch::after {
    transform: translateX(26px);
    background-color: var(--brand-primary);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    border-radius: 12px;
    background-color: var(--bg-element);
    cursor: pointer;
}

.user-menu img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

/* Main Content Area */
.main-content {
    display: flex;
    height: calc(100vh - 64px);
}

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: var(--bg-card);
    border-right: 1px solid var(--border-color);
    padding: 1.5rem;
    overflow-y: auto;
}

.org-selector {
    display: flex;
    align-items: center;
    padding: 1rem;
    background-color: var(--bg-element);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform 0.3s;
}

.org-icon {
    position: relative;
    width: 40px;
    height: 40px;
    margin-right: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transform-style: preserve-3d;
}

.org-sphere {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
    transform: translateZ(-10px);
}

.org-icon span {
    color: white;
    font-weight: 600;
    font-size: 1rem;
    z-index: 1;
}

.org-info {
    flex: 1;
}

.org-info h3 {
    font-weight: 600;
    font-size: 0.875rem;
}

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

.sidebar-section {
    margin-bottom: 1.5rem;
}

.sidebar-section h3 {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    margin-bottom: 0.75rem;
}

.provider-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.provider-item {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    background-color: var(--bg-element);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.provider-item:hover {
    transform: translateY(-2px);
}

.provider-item.active {
    background-color: rgba(124, 58, 237, 0.15);
}

.provider-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.75rem;
    color: white;
}

.provider-icon.hetzner { background-color: var(--provider-hetzner); }
.provider-icon.contabo { background-color: var(--provider-contabo); }
.provider-icon.proxmox { background-color: var(--provider-proxmox); }

.provider-info h4 {
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.server-count {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.count {
    font-weight: 600;
    color: var(--text-primary);
}

.label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.action-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 0.5rem;
    background-color: var(--bg-element);
    border-radius: 8px;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
}

.action-btn:hover {
    transform: translateY(-2px);
    background-color: rgba(124, 58, 237, 0.15);
    color: var(--brand-primary);
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(124, 58, 237, 0.15);
    color: var(--brand-primary);
    margin-bottom: 0.5rem;
}

/* Content Area */
.content-wrapper {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

h1 {
    font-size: 1.75rem;
    font-weight: 700;
}

.view-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.view-tabs {
    display: flex;
    background-color: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
}

.view-tab {
    padding: 0.5rem 1rem;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
}

.view-tab.active {
    background-color: var(--brand-primary);
    color: white;
}

.date-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--bg-card);
    border-radius: 8px;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
}

/* Stats Cards */
.resource-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: transform 0.3s;
}

.stat-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.stat-header h3 {
    font-size: 1rem;
}

.stat-body {
    padding: 1.5rem;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* Metering UI */
.utilization-meters {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.meter {
    margin-bottom: 0.5rem;
}

.meter-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.25rem;
}

.meter-label {
    font-weight: 500;
}

.meter-value {
    font-weight: 600;
}

.meter-bar {
    height: 8px;
    background-color: var(--bg-element);
    border-radius: 4px;
    overflow: hidden;
}

.meter-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
    border-radius: 4px;
}

/* Cost Analysis */
.cost-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.current-cost {
    display: flex;
    flex-direction: column;
}

.cost-value {
    font-size: 1.75rem;
    font-weight: 700;
}

.cost-period {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.cost-trend {
    text-align: right;
}

.trend-value {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-weight: 600;
}

.trend-value.up {
    color: var(--success);
}

.trend-value.down {
    color: var(--error);
}

.trend-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.cost-breakdown {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.breakdown-label {
    width: 70px;
    font-size: 0.875rem;
}

.breakdown-bar {
    flex: 1;
    height: 8px;
    background-color: var(--bg-element);
    border-radius: 4px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: 4px;
}

.bar-fill.hetzner { background-color: var(--provider-hetzner); }
.bar-fill.contabo { background-color: var(--provider-contabo); }
.bar-fill.proxmox { background-color: var(--provider-proxmox); }

.breakdown-value {
    font-weight: 600;
    width: 60px;
    text-align: right;
}

/* Server Panel */
.server-panel {
    margin-bottom: 2rem;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.panel-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
}

.panel-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.panel-filters {
    display: flex;
    gap: 0.5rem;
}

.filter-select {
    padding: 0.5rem 1rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: none;
    font-weight: 500;
    cursor: pointer;
}

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

.btn-text {
    background: none;
    color: var(--brand-primary);
}

/* Server Grid */
.server-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.server-card {
    position: relative;
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border-top: 4px solid transparent;
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: all 0.3s;
}

.server-status {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.server-status.running { background-color: var(--success); }
.server-status.warning { background-color: var(--warning); }
.server-status.stopped { background-color: var(--neutral); }

.server-content {
    padding: 1.25rem;
}

.server-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.server-name {
    font-size: 1rem;
    font-weight: 600;
}

.server-provider {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-weight: 500;
}

.server-provider.hetzner {
    background-color: rgba(244, 63, 94, 0.15);
    color: var(--provider-hetzner);
}

.server-provider.contabo {
    background-color: rgba(14, 165, 233, 0.15);
    color: var(--provider-contabo);
}

.server-provider.proxmox {
    background-color: rgba(251, 191, 36, 0.15);
    color: var(--provider-proxmox);
}

.server-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.server-ip {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: 1rem;
}

.server-actions {
    display: flex;
    justify-content: space-between;
}

.action-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-element);
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.action-icon:hover {
    background-color: rgba(124, 58, 237, 0.15);
    color: var(--brand-primary);
}

.action-icon.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.action-icon.start {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

/* Activity Panel */
.recent-activity {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
}

.activity-list {
    padding: 1.25rem;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.activity-item:last-child {
    margin-bottom: 0;
    border-bottom: none;
}

.activity-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-icon.create {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.activity-icon.restart {
    background-color: rgba(251, 191, 36, 0.15);
    color: var(--warning);
}

.activity-icon.stop {
    background-color: rgba(156, 163, 175, 0.15);
    color: var(--neutral);
}

.activity-details {
    flex: 1;
}

.activity-text {
    margin-bottom: 0.25rem;
}

.actor, .resource {
    font-weight: 600;
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Hoverable 3D Effect */
.hoverable {
    transform-style: preserve-3d;
    transition: transform 0.3s, box-shadow 0.3s;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .resource-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .main-nav {
        display: none;
    }
    
    .sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .top-header {
        padding: 0.75rem;
    }
    
    .search-container {
        display: none;
    }
    
    .resource-stats {
        grid-template-columns: 1fr;
    }
    
    .server-grid {
        grid-template-columns: 1fr;
    }
    
    .panel-actions {
        flex-direction: column;
        align-items: flex-end;
    }
}

/* Modal Styles */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--bg-card);
    border-radius: 12px;
    width: 90%;
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px var(--shadow-color);
    transform: translateY(20px) rotateX(2deg);
    transform-style: preserve-3d;
    transition: transform 0.3s;
}

.modal-backdrop.active .modal {
    transform: translateY(0) rotateX(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: all 0.2s;
    background-color: var(--bg-element);
}

.close-btn:hover {
    color: var(--brand-primary);
}

.modal-body {
    padding: 1.5rem;
}

.form-section {
    margin-bottom: 1.5rem;
}

.form-section label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-section input[type="text"],
.form-section select {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: inherit;
}

.form-section input[type="text"]::placeholder {
    color: var(--text-tertiary);
}

.provider-selector {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.provider-selector select {
    flex: 1;
}

.provider-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
}

.provider-icon.hetzner {
    background-color: var(--provider-hetzner);
}

.provider-icon.contabo {
    background-color: var(--provider-contabo);
}

.provider-icon.proxmox {
    background-color: var(--provider-proxmox);
}

/* Card-based selection */
.plan-cards,
.os-cards {
    display: grid;
    gap: 1rem;
    margin-top: 0.5rem;
}

.plan-cards {
    grid-template-columns: repeat(3, 1fr);
}

.os-cards {
    grid-template-columns: repeat(4, 1fr);
}

.plan-card input[type="radio"],
.os-card input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.plan-card,
.os-card {
    cursor: pointer;
    position: relative;
}

.plan-card-content,
.os-card-content {
    background-color: var(--bg-element);
    border-radius: 8px;
    padding: 1rem;
    border: 2px solid var(--bg-element);
    transition: all 0.2s;
    height: 100%;
}

.plan-card input[type="radio"]:checked + .plan-card-content,
.os-card input[type="radio"]:checked + .os-card-content {
    border-color: var(--brand-primary);
    background-color: rgba(124, 58, 237, 0.1);
}

.plan-card:hover .plan-card-content,
.os-card:hover .os-card-content {
    transform: translateY(-3px) scale(1.02);
}

.plan-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 0.5rem;
    color: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.plan-details h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.plan-details ul {
    list-style: none;
    padding: 0;
    margin-bottom: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.plan-details ul li {
    margin-bottom: 2px;
}

.plan-price {
    font-weight: 600;
    color: var(--brand-primary);
}

.os-card-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.os-icon {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--brand-primary);
}

.os-name {
    font-size: 0.75rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(to right, var(--brand-primary), var(--brand-secondary));
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.btn-secondary {
    background-color: var(--bg-element);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

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

    .os-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}