/**
 * SYSTEM UI - Solo Leveling Inspired
 * Dark, minimal, technical interface
 */

/* ==================== RESET & BASE ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Dark System Theme */
    --bg-primary: #0a0e14;
    --bg-secondary: #131920;
    --bg-tertiary: #1a2129;
    --accent-primary: #00d4ff;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --text-primary: #e6e8eb;
    --text-secondary: #9ca3af;
    --text-dim: #6b7280;
    --border-color: #2a3441;
    --border-glow: rgba(0, 212, 255, 0.5);
    
    /* Status Colors */
    --hp-color: #00d4ff;
    --mp-color: #8b5cf6;
    --danger-color: #ef4444;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    
    /* Typography */
    --font-primary: 'Segoe UI', 'Roboto', -apple-system, sans-serif;
    --font-mono: 'Consolas', 'Monaco', monospace;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

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

/* ==================== AUTH SCREEN ==================== */
.auth-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(135deg, #0a0e14 0%, #131920 100%);
}

.auth-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 48px 40px;
    width: 100%;
    max-width: 420px;
}

.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.system-logo {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--accent-primary);
    text-shadow: 0 0 20px var(--accent-glow);
    margin-bottom: 8px;
}

.auth-subtitle {
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--text-dim);
    font-weight: 500;
}

.auth-tabs {
    display: flex;
    gap: 1px;
    margin-bottom: 32px;
    background: var(--border-color);
}

.auth-tab {
    flex: 1;
    padding: 12px;
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.auth-tab.active {
    background: var(--bg-secondary);
    color: var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

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

.input-group label {
    display: block;
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: 8px;
    font-weight: 600;
}

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

.input-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary);
}

.system-btn {
    padding: 14px 24px;
    border: none;
    font-family: var(--font-primary);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-fast);
    text-transform: uppercase;
}

.system-btn.primary {
    width: 100%;
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.system-btn.primary:hover {
    background: #00b8e6;
    box-shadow: 0 0 20px var(--accent-glow);
}

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

.system-btn.secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

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

.system-btn.danger:hover {
    background: #dc2626;
}

.auth-error {
    margin-top: 16px;
    padding: 12px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
    font-size: 12px;
    display: none;
}

.auth-error:not(:empty) {
    display: block;
}

.verification-message {
    margin-top: 24px;
    padding: 20px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning-color);
    text-align: center;
}

.verification-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.verification-message p {
    color: var(--warning-color);
    margin-bottom: 16px;
    font-size: 14px;
}

/* ==================== SYSTEM INTERFACE ==================== */
.system-interface {
    display: flex;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

/* ==================== NAVIGATION ==================== */
.system-nav {
    width: 240px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.nav-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
}

.system-logo-small {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.user-id {
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 1px;
    font-weight: 500;
}

.nav-items {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
}

.nav-item {
    width: 100%;
    padding: 14px 20px;
    background: transparent;
    border: none;
    border-left: 2px solid transparent;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: left;
    display: flex;
    align-items: center;
}

.nav-item:hover {
    color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.nav-item.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.1);
}

.nav-footer {
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
}

.nav-item.logout {
    color: var(--danger-color);
}

.nav-item.logout:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* ==================== CONTENT AREA ==================== */
.system-content {
    flex: 1;
    background: var(--bg-primary);
    overflow-y: auto;
    position: relative;
}

.panel {
    display: none;
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeIn 200ms ease;
}

.panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.panel-header {
    margin-bottom: 40px;
}

.panel-title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--text-dim);
    margin-bottom: 20px;
}

/* ==================== DASHBOARD ==================== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 24px;
}

.stat-label {
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: 12px;
    font-weight: 600;
}

.stat-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.stat-value.large {
    font-size: 36px;
    color: var(--accent-primary);
}

.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.action-btn {
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: center;
}

.action-btn:hover {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
    color: var(--accent-primary);
}

.system-log {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
    max-height: 300px;
    overflow-y: auto;
    font-family: var(--font-mono);
}

.log-entry {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 6px 0;
    border-bottom: 1px solid rgba(42, 52, 65, 0.3);
}

.log-entry:last-child {
    border-bottom: none;
}

.log-entry.system {
    color: var(--accent-primary);
}

/* ==================== STATUS PANEL ==================== */
.status-main {
    max-width: 600px;
}

.status-level {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.level-label {
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: 8px;
}

.level-number {
    font-size: 72px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-primary);
    line-height: 1;
}

.status-info {
    margin-bottom: 32px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(42, 52, 65, 0.3);
}

.info-label {
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-dim);
    font-weight: 600;
}

.info-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.status-bars {
    margin-bottom: 32px;
}

.bar-group {
    margin-bottom: 16px;
}

.bar-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.bar-label {
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-dim);
    font-weight: 600;
}

.bar-value {
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.bar-track {
    height: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    transition: width 300ms ease;
}

.bar-fill.hp {
    background: var(--hp-color);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.bar-fill.mp {
    background: var(--mp-color);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
}

.status-attributes {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
}

.attr-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(42, 52, 65, 0.3);
}

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

.attr-label {
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-dim);
    font-weight: 600;
}

.attr-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-primary);
    font-family: var(--font-mono);
}

/* ==================== SKILLS PANEL ==================== */
.skills-equipped {
    margin-bottom: 40px;
}

.skill-slots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.skill-slot {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
    text-align: center;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.skill-slot.empty {
    border-style: dashed;
    opacity: 0.5;
}

.slot-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-primary);
    font-family: var(--font-mono);
    margin-bottom: 8px;
}

.slot-label {
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-dim);
}

.skill-list {
    display: grid;
    gap: 16px;
}

.skill-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: center;
}

.skill-card.locked {
    opacity: 0.4;
    pointer-events: none;
}

.skill-card.equipped {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.skill-info {
}

.skill-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.skill-desc {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.skill-meta {
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.5px;
}

.skill-actions {
    display: flex;
    gap: 8px;
}

.skill-btn-small {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.skill-btn-small:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* ==================== COMBAT PANEL ==================== */
.combat-container {
    max-width: 900px;
}

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

.role-selector-group {
}

.combat-label {
    display: block;
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: 8px;
    font-weight: 600;
}

.system-select {
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-primary);
    cursor: pointer;
    min-width: 200px;
}

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

.combat-display {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 32px;
    align-items: center;
    margin-bottom: 32px;
    padding: 32px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.combat-entity {
}

.entity-name {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-align: center;
}

.entity-bars {
}

.entity-bar-group {
    margin-bottom: 12px;
}

.entity-bar-track {
    height: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    margin-bottom: 4px;
}

.entity-bar-fill {
    height: 100%;
    transition: width 200ms ease;
}

.entity-bar-label {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    text-align: right;
}

.combat-vs {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 2px;
}

.combat-controls {
    margin-bottom: 32px;
}

.combat-controls .system-btn {
    width: auto;
    margin-right: 16px;
}

.skill-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.skill-btn {
    padding: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.skill-btn:hover:not(:disabled) {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.skill-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.skill-btn.interrupt {
    border-color: var(--warning-color);
}

.skill-btn.interrupt:hover:not(:disabled) {
    border-color: var(--warning-color);
    background: rgba(245, 158, 11, 0.1);
}

.skill-cost {
    font-size: 9px;
    color: var(--text-dim);
}

.combat-log {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
    height: 300px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 12px;
}

/* ==================== GATES PANEL ==================== */
.gate-ranks {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 16px;
    margin-bottom: 40px;
}

.gate-rank-btn {
    padding: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.rank-letter {
    font-size: 32px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.rank-mult {
    font-size: 11px;
    color: var(--text-dim);
}

.gate-rank-btn:hover {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.gate-rank-btn.rank-ss .rank-letter { color: #ef4444; }
.gate-rank-btn.rank-s .rank-letter { color: #f59e0b; }
.gate-rank-btn.rank-a .rank-letter { color: #eab308; }
.gate-rank-btn.rank-b .rank-letter { color: #22c55e; }
.gate-rank-btn.rank-c .rank-letter { color: #3b82f6; }
.gate-rank-btn.rank-d .rank-letter { color: #6b7280; }

.dungeon-list {
    display: grid;
    gap: 16px;
}

.dungeon-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 24px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: center;
}

.dungeon-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.dungeon-info {
    font-size: 11px;
    color: var(--text-dim);
}

/* ==================== VEREINIGUNG PANEL ==================== */
.guild-current {
    margin-bottom: 40px;
}

.guild-current-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.guild-current-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.guild-actions {
    margin-bottom: 40px;
}

.guild-section {
    margin-bottom: 40px;
}

.guild-list {
    display: grid;
    gap: 16px;
}

.guild-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 24px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 20px;
    align-items: center;
}

.guild-item.current {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.guild-item.locked {
    opacity: 0.4;
}

.guild-item-info {
}

.guild-item-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.guild-item-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.guild-item-meta {
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.5px;
}

.guild-item-actions {
    display: flex;
    gap: 8px;
}

/* ==================== MODAL ==================== */
.system-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 14, 20, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    max-width: 500px;
    width: 90%;
}

.modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--text-primary);
}

.modal-body {
    padding: 40px 24px;
}

.awakening-message {
    text-align: center;
}

.awakening-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.awakening-text {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--accent-primary);
    margin-bottom: 12px;
}

.awakening-desc {
    font-size: 13px;
    color: var(--text-secondary);
}

.modal-footer {
    padding: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.modal-footer .system-btn {
    width: auto;
}

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .system-nav {
        width: 200px;
    }
    
    .panel {
        padding: 24px;
    }
    
    .combat-display {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .combat-vs {
        display: none;
    }
}