/* ============================================================================
   TIFFY BOMB CLIENT PORTAL - Dark Edgy Theme
   ============================================================================ */

:root {
    /* Dark Theme Colors */
    --bg-darkest: #050507;
    --bg-dark: #0a0a0f;
    --bg-card: #12121a;
    --bg-hover: #1a1a25;
    --bg-elevated: #1f1f2c;
    
    /* Borders */
    --border: #2a2a3a;
    --border-light: #3a3a4a;
    
    /* Text */
    --text: #f0f0f5;
    --text-muted: #8888aa;
    --text-dim: #555566;
    
    /* Accent Colors - Edgy Palette */
    --accent-primary: #ff0055;
    --accent-primary-glow: rgba(255, 0, 85, 0.3);
    --accent-secondary: #00f0ff;
    --accent-secondary-glow: rgba(0, 240, 255, 0.3);
    --accent-purple: #a855f7;
    --accent-gold: #fbbf24;
    --accent-green: #10b981;
    --accent-orange: #f97316;
    
    /* Status Colors */
    --status-complete: #10b981;
    --status-progress: #fbbf24;
    --status-pending: #6366f1;
    --status-concept: #8b5cf6;
    
    /* 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 var(--accent-primary-glow);
    
    /* Dimensions */
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --header-height: 64px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

/* ============================================================================
   RESET & BASE
   ============================================================================ */

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    background: var(--bg-darkest);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================================================
   APP LAYOUT
   ============================================================================ */

#app {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* ============================================================================
   SIDEBAR
   ============================================================================ */

.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-dark);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: width var(--transition-normal), transform var(--transition-normal);
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .user-info,
.sidebar.collapsed .dev-mode-badge span {
    display: none;
}

.sidebar-header {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

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

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 2px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-toggle {
    color: var(--text-muted);
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition-fast);
}

.sidebar-toggle:hover {
    background: var(--bg-hover);
    color: var(--text);
}

.nav-section {
    padding: 20px 12px;
}

.nav-section-title {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--text-dim);
    padding: 0 12px 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 10px;
    color: var(--text-muted);
    transition: var(--transition-fast);
    margin-bottom: 4px;
}

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

.nav-item.active {
    background: linear-gradient(135deg, rgba(255, 0, 85, 0.15), rgba(168, 85, 247, 0.15));
    color: var(--text);
    border: 1px solid rgba(255, 0, 85, 0.3);
}

.nav-item.active i {
    color: var(--accent-primary);
}

.nav-item i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.dev-mode-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    margin: 0 0 8px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 8px;
    color: var(--accent-green);
    font-size: 12px;
    font-weight: 500;
}

.sidebar-footer {
    margin-top: auto;
    padding: 16px;
    border-top: 1px solid var(--border);
}

.current-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-hover);
    border-radius: 10px;
}

.user-avatar {
    font-size: 28px;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
}

.user-role {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================================
   MAIN CONTENT
   ============================================================================ */

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    height: 100vh;
    overflow-y: auto;
    background: var(--bg-darkest);
    transition: margin-left var(--transition-normal);
}

.sidebar.collapsed + .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* ============================================================================
   DASHBOARD LAYOUTS
   ============================================================================ */

.dashboard {
    padding: 32px;
    max-width: 1600px;
    margin: 0 auto;
}

.dashboard-header {
    margin-bottom: 32px;
}

.dashboard-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.dashboard-header h1 i {
    color: var(--accent-primary);
}

.dashboard-header p {
    color: var(--text-muted);
    font-size: 16px;
}

/* KPI Cards */
.kpi-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: var(--transition-fast);
}

.kpi-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 24px;
}

.kpi-icon.pink { background: rgba(255, 0, 85, 0.15); color: var(--accent-primary); }
.kpi-icon.cyan { background: rgba(0, 240, 255, 0.15); color: var(--accent-secondary); }
.kpi-icon.purple { background: rgba(168, 85, 247, 0.15); color: var(--accent-purple); }
.kpi-icon.gold { background: rgba(251, 191, 36, 0.15); color: var(--accent-gold); }
.kpi-icon.green { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }

.kpi-value {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 4px;
}

.kpi-label {
    font-size: 14px;
    color: var(--text-muted);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 1200px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i {
    color: var(--accent-secondary);
    width: 20px;
    height: 20px;
}

.card-body {
    padding: 24px;
}

.card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    background: var(--bg-hover);
}

/* ============================================================================
   TEAM ROSTER
   ============================================================================ */

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.team-member {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    gap: 16px;
    transition: var(--transition-fast);
}

.team-member:hover {
    border-color: var(--accent-secondary);
}

.team-avatar {
    font-size: 40px;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 12px;
    flex-shrink: 0;
}

.team-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.team-role {
    font-size: 13px;
    color: var(--accent-purple);
    margin-bottom: 8px;
}

.team-bio {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ============================================================================
   PROJECT CARDS
   ============================================================================ */

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: var(--transition-fast);
}

.project-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.project-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.project-client {
    font-size: 14px;
    color: var(--accent-secondary);
}

.project-status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.project-status.planning { background: rgba(139, 92, 246, 0.2); color: var(--status-concept); }
.project-status.in_progress { background: rgba(251, 191, 36, 0.2); color: var(--status-progress); }
.project-status.complete { background: rgba(16, 185, 129, 0.2); color: var(--status-complete); }

.project-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

.project-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-tracks {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.track-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: 13px;
}

.track-name {
    color: var(--text);
}

.track-status {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    text-transform: uppercase;
}

.track-status.concept { background: var(--bg-hover); color: var(--text-dim); }
.track-status.writing { background: rgba(168, 85, 247, 0.2); color: var(--accent-purple); }
.track-status.recording { background: rgba(251, 191, 36, 0.2); color: var(--accent-gold); }
.track-status.mixing { background: rgba(0, 240, 255, 0.2); color: var(--accent-secondary); }
.track-status.complete { background: rgba(16, 185, 129, 0.2); color: var(--accent-green); }

/* ============================================================================
   NOTES SYSTEM
   ============================================================================ */

.notes-container {
    max-height: 500px;
    overflow-y: auto;
}

.note-item {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    transition: var(--transition-fast);
}

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

.note-item:hover {
    background: var(--bg-hover);
}

.note-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.note-author {
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.note-type {
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 600;
}

.note-type.team { background: rgba(0, 240, 255, 0.15); color: var(--accent-secondary); }
.note-type.admin { background: rgba(255, 0, 85, 0.15); color: var(--accent-primary); }

.note-time {
    font-size: 12px;
    color: var(--text-dim);
}

.note-content {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

.note-project {
    margin-top: 8px;
    font-size: 12px;
    color: var(--accent-purple);
}

/* Note Form */
.note-form {
    padding: 16px;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
}

.note-form textarea {
    width: 100%;
    min-height: 80px;
    padding: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    resize: vertical;
    margin-bottom: 12px;
}

.note-form textarea:focus {
    outline: none;
    border-color: var(--accent-secondary);
}

.note-form-actions {
    display: flex;
    gap: 12px;
}

/* ============================================================================
   TASKS
   ============================================================================ */

.task-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.task-item {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
    transition: var(--transition-fast);
}

.task-item:hover {
    border-color: var(--accent-purple);
}

.task-checkbox {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.task-checkbox:hover {
    border-color: var(--accent-green);
}

.task-item.complete .task-checkbox {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: white;
}

.task-content {
    flex: 1;
}

.task-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.task-item.complete .task-title {
    text-decoration: line-through;
    color: var(--text-muted);
}

.task-description {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.task-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
}

.task-due {
    color: var(--text-dim);
}

.task-priority {
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
}

.task-priority.high { background: rgba(255, 0, 85, 0.15); color: var(--accent-primary); }
.task-priority.medium { background: rgba(251, 191, 36, 0.15); color: var(--accent-gold); }
.task-priority.low { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }

/* ============================================================================
   CALENDAR
   ============================================================================ */

.mini-calendar {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calendar-event {
    display: flex;
    gap: 12px;
    padding: 12px;
    background: var(--bg-elevated);
    border-radius: 10px;
    border-left: 3px solid var(--accent-secondary);
}

.calendar-event.recording { border-left-color: var(--accent-primary); }
.calendar-event.meeting { border-left-color: var(--accent-purple); }
.calendar-event.deadline { border-left-color: var(--accent-gold); }

.event-date {
    text-align: center;
    min-width: 50px;
}

.event-day {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-secondary);
}

.event-month {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.event-details h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.event-time {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================================
   MILESTONES
   ============================================================================ */

.milestone-track {
    position: relative;
    padding-left: 24px;
}

.milestone-track::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.milestone-item {
    position: relative;
    padding: 12px 0;
    padding-left: 20px;
}

.milestone-item::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--border);
}

.milestone-item.complete::before {
    background: var(--accent-green);
    border-color: var(--accent-green);
}

.milestone-item.in_progress::before {
    background: var(--accent-gold);
    border-color: var(--accent-gold);
}

.milestone-name {
    font-weight: 500;
    margin-bottom: 4px;
}

.milestone-date {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================================
   FILE UPLOAD
   ============================================================================ */

.file-upload-zone {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.file-upload-zone:hover {
    border-color: var(--accent-secondary);
    background: rgba(0, 240, 255, 0.05);
}

.file-upload-zone i {
    width: 48px;
    height: 48px;
    color: var(--accent-secondary);
    margin-bottom: 16px;
}

.file-upload-zone h4 {
    margin-bottom: 8px;
}

.file-upload-zone p {
    font-size: 13px;
    color: var(--text-muted);
}

.file-list {
    margin-top: 20px;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-elevated);
    border-radius: 8px;
    margin-bottom: 8px;
}

.file-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-icon.audio { background: rgba(255, 0, 85, 0.15); color: var(--accent-primary); }
.file-icon.document { background: rgba(0, 240, 255, 0.15); color: var(--accent-secondary); }

.file-info {
    flex: 1;
}

.file-name {
    font-weight: 500;
    font-size: 14px;
}

.file-meta {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================================
   LYRICS EDITOR
   ============================================================================ */

.lyrics-editor {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

.lyrics-toolbar {
    display: flex;
    gap: 8px;
    padding: 12px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.lyrics-toolbar button {
    padding: 8px 12px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 13px;
    transition: var(--transition-fast);
}

.lyrics-toolbar button:hover {
    background: var(--bg-elevated);
    color: var(--text);
}

.lyrics-textarea {
    width: 100%;
    min-height: 300px;
    padding: 20px;
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 15px;
    line-height: 1.8;
    resize: vertical;
}

.lyrics-textarea:focus {
    outline: none;
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #cc0044);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--accent-primary-glow);
}

.btn-secondary {
    background: var(--bg-elevated);
    border-color: var(--border);
    color: var(--text);
}

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

.btn-ghost {
    color: var(--text-muted);
}

.btn-ghost:hover {
    color: var(--text);
    background: var(--bg-hover);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ============================================================================
   BADGES
   ============================================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.badge.pink { background: rgba(255, 0, 85, 0.15); color: var(--accent-primary); }
.badge.cyan { background: rgba(0, 240, 255, 0.15); color: var(--accent-secondary); }
.badge.purple { background: rgba(168, 85, 247, 0.15); color: var(--accent-purple); }
.badge.gold { background: rgba(251, 191, 36, 0.15); color: var(--accent-gold); }
.badge.green { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }

/* ============================================================================
   FORMS
   ============================================================================ */

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

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
    transition: var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-secondary);
    box-shadow: 0 0 0 3px var(--accent-secondary-glow);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%238888aa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

/* ============================================================================
   SEARCH
   ============================================================================ */

.search-box {
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-size: 14px;
}

.search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 18px;
    height: 18px;
}

/* ============================================================================
   TABS
   ============================================================================ */

.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
}

.tab {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab:hover {
    color: var(--text);
    background: var(--bg-hover);
}

.tab.active {
    background: linear-gradient(135deg, rgba(255, 0, 85, 0.15), rgba(168, 85, 247, 0.15));
    color: var(--text);
    border: 1px solid rgba(255, 0, 85, 0.3);
}

/* ============================================================================
   LOADING & EMPTY STATES
   ============================================================================ */

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    color: var(--text-muted);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

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

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

/* ============================================================================
   LOGIN PLACEHOLDER
   ============================================================================ */

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--bg-darkest), var(--bg-dark));
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 48px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-logo {
    font-size: 64px;
    margin-bottom: 24px;
}

.login-card h1 {
    font-size: 28px;
    margin-bottom: 8px;
}

.login-card p {
    color: var(--text-muted);
    margin-bottom: 32px;
}

.login-placeholder {
    background: var(--bg-elevated);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.login-placeholder i {
    color: var(--accent-gold);
    margin-bottom: 12px;
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .dashboard {
        padding: 20px;
    }
    
    .dashboard-header h1 {
        font-size: 24px;
    }
    
    .kpi-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    background: var(--accent-primary);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    z-index: 200;
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
}