:root {

    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    --bg-card-hover: #1e1e2a;
    --bg-hover: #252532;
    --bg-input: #16161e;
    --bg-elevated: #1e1e28;

    --border-color: #2a2a3a;
    --border-light: #222230;
    --border-focus: #4f7cff;

    --text-primary: #f8f8fc;
    --text-secondary: #a8a8b8;
    --text-muted: #6c6c7c;
    --text-disabled: #4a4a58;

    --accent-primary: #5b8aff;
    --accent-primary-hover: #7ba3ff;
    --accent-primary-light: rgba(91, 138, 255, 0.15);
    --accent-primary-glow: rgba(91, 138, 255, 0.4);

    --accent-success: #36d399;
    --accent-success-light: rgba(54, 211, 153, 0.15);

    --accent-warning: #fbbd23;
    --accent-warning-light: rgba(251, 189, 35, 0.15);

    --accent-danger: #f87272;
    --accent-danger-light: rgba(248, 114, 114, 0.15);

    --accent-info: #6cb6ff;
    --accent-info-light: rgba(108, 182, 255, 0.15);

    --accent-secondary: #94a3b8;
    --accent-secondary-light: rgba(148, 163, 184, 0.18);

    --accent-purple: #a78bfa;
    --accent-purple-light: rgba(167, 139, 250, 0.15);

    --gradient-primary: linear-gradient(135deg, #5b8aff 0%, #a78bfa 100%);
    --gradient-success: linear-gradient(135deg, #36d399 0%, #22c55e 100%);
    --gradient-danger: linear-gradient(135deg, #f87272 0%, #ef4444 100%);
    --gradient-orange: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, transparent 100%);

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.7);
    --shadow-glow: 0 0 20px rgba(91, 138, 255, 0.3);
    --shadow-glow-success: 0 0 20px rgba(54, 211, 153, 0.3);
    --shadow-glow-danger: 0 0 20px rgba(248, 114, 114, 0.3);
    --shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.05);

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;

    --sidebar-width: 280px;
    --sidebar-collapsed: 72px;
    --header-height: 68px;
    --content-max-width: 1400px;

    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

    --ease-out-strong: cubic-bezier(0.23, 1, 0.32, 1);
    --ease-in-out-strong: cubic-bezier(0.77, 0, 0.175, 1);
    --dur-press: 140ms;
    --dur-micro: 160ms;
    --dur-chevron: 180ms;
    --dur-card: 240ms;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
}

[data-theme="light"] {

    --bg-primary: #f5f7fb;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --bg-hover: #f1f5f9;
    --bg-input: #f8fafc;
    --bg-elevated: #ffffff;

    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --border-focus: #5b8aff;

    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-disabled: #cbd5e1;

    --accent-primary: #4f7cff;
    --accent-primary-hover: #3b6bf0;
    --accent-primary-light: rgba(79, 124, 255, 0.1);
    --accent-primary-glow: rgba(79, 124, 255, 0.25);

    --accent-success: #22c55e;
    --accent-success-light: rgba(34, 197, 94, 0.1);

    --accent-warning: #f59e0b;
    --accent-warning-light: rgba(245, 158, 11, 0.1);

    --accent-danger: #ef4444;
    --accent-danger-light: rgba(239, 68, 68, 0.1);

    --accent-info: #3b82f6;
    --accent-info-light: rgba(59, 130, 246, 0.1);

    --accent-secondary: #64748b;
    --accent-secondary-light: rgba(100, 116, 139, 0.12);

    --accent-purple: #8b5cf6;
    --accent-purple-light: rgba(139, 92, 246, 0.1);

    --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(248, 250, 252, 1) 100%);

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px rgba(79, 124, 255, 0.2);
    --shadow-glow-success: 0 0 20px rgba(34, 197, 94, 0.2);
    --shadow-glow-danger: 0 0 20px rgba(239, 68, 68, 0.2);
    --shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 1);
}

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

html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;

    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    transition: background-color var(--transition), color var(--transition);
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-primary-hover);
}

img {
    max-width: 100%;
    height: auto;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-secondary);
}

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

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

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

.text-left {
    text-align: left;
}

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

.text-secondary {
    color: var(--text-secondary);
}

.text-primary {
    color: var(--accent-primary) !important;
}

.text-success {
    color: var(--accent-success) !important;
}

.text-warning {
    color: var(--accent-warning) !important;
}

.text-danger {
    color: var(--accent-danger) !important;
}

.text-info {
    color: var(--accent-info) !important;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

.font-bold {
    font-weight: 700;
}

.text-xs {
    font-size: 0.75rem;
}

.text-sm {
    font-size: 0.875rem;
}

.text-base {
    font-size: 1rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-2xl {
    font-size: 1.5rem;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mt-1 {
    margin-top: var(--space-2);
}

.mt-2 {
    margin-top: var(--space-4);
}

.mt-3 {
    margin-top: var(--space-6);
}

.mt-4 {
    margin-top: var(--space-8);
}

.mt-5 {
    margin-top: var(--space-10);
}

.mb-1 {
    margin-bottom: var(--space-2);
}

.mb-2 {
    margin-bottom: var(--space-4);
}

.mb-3 {
    margin-bottom: var(--space-6);
}

.mb-4 {
    margin-bottom: var(--space-8);
}

.mb-5 {
    margin-bottom: var(--space-10);
}

.ml-auto {
    margin-left: auto;
}

.mr-auto {
    margin-right: auto;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.p-0 {
    padding: 0;
}

.p-1 {
    padding: var(--space-2);
}

.p-2 {
    padding: var(--space-4);
}

.p-3 {
    padding: var(--space-6);
}

.p-4 {
    padding: var(--space-8);
}

.hidden {
    display: none !important;
}

.block {
    display: block;
}

.inline-block {
    display: inline-block;
}

.flex {
    display: flex;
}

.inline-flex {
    display: inline-flex;
}

.grid {
    display: grid;
}

.flex-col {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

.flex-wrap {
    flex-wrap: wrap;
}

.flex-1 {
    flex: 1;
}

.flex-shrink-0 {
    flex-shrink: 0;
}

.items-start {
    align-items: flex-start;
}

.items-center {
    align-items: center;
}

.items-end {
    align-items: flex-end;
}

.items-stretch {
    align-items: stretch;
}

.justify-start {
    justify-content: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-end {
    justify-content: flex-end;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.gap-1 {
    gap: var(--space-2);
}

.gap-2 {
    gap: var(--space-4);
}

.gap-3 {
    gap: var(--space-6);
}

.gap-4 {
    gap: var(--space-8);
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.min-h-screen {
    min-height: 100vh;
}

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.sticky {
    position: sticky;
}

.overflow-hidden {
    overflow: hidden;
}

.overflow-auto {
    overflow: auto;
}

.overflow-x-auto {
    overflow-x: auto;
}

.overflow-y-auto {
    overflow-y: auto;
}

.cursor-pointer {
    cursor: pointer;
}

.cursor-not-allowed {
    cursor: not-allowed;
}

.opacity-0 {
    opacity: 0;
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-75 {
    opacity: 0.75;
}

.opacity-100 {
    opacity: 1;
}

.transition-all {
    transition: all var(--transition);
}

.transition-colors {
    transition: color var(--transition), background-color var(--transition), border-color var(--transition);
}

.pointer-events-none {
    pointer-events: none;
}

.pointer-events-auto {
    pointer-events: auto;
}

.container {
    width: 100%;
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-sm {
    max-width: 640px;
}

.container-md {
    max-width: 768px;
}

.container-lg {
    max-width: 1024px;
}

.container-xl {
    max-width: 1280px;
}

.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

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

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

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

.grid-cols-5 {
    grid-template-columns: repeat(5, 1fr);
}

.grid-cols-6 {
    grid-template-columns: repeat(6, 1fr);
}

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

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

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

@media (max-width: 1200px) {
    .grid-cols-5 {
        grid-template-columns: repeat(4, 1fr);
    }

    .grid-cols-6 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1024px) {

    .grid-cols-4,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-cols-3,
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-cols-5 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-cols-6 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 640px) {

    .grid-cols-2,
    .grid-2,
    .grid-cols-3,
    .grid-3,
    .grid-cols-4,
    .grid-4,
    .grid-cols-5,
    .grid-cols-6 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

@media (max-width: 1024px) {
    .hide-tablet-mobile {
        display: none !important;
    }
}

@media (min-width: 1025px) {
    .show-tablet-mobile {
        display: none !important;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

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

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.animate-fadeIn {
    animation: fadeIn var(--transition-slow) ease;
}

.animate-fadeInUp {
    animation: fadeInUp var(--transition-slow) ease;
}

.animate-fadeInDown {
    animation: fadeInDown var(--transition-slow) ease;
}

.animate-slideInRight {
    animation: slideInRight var(--transition-slow) ease;
}

.animate-slideInLeft {
    animation: slideInLeft var(--transition-slow) ease;
}

.animate-scaleIn {
    animation: scaleIn var(--transition-slow) ease;
}

.animate-pulse {
    animation: pulse 2s ease infinite;
}

.animate-spin {
    animation: spin 0.8s linear infinite;
}

.animate-bounce {
    animation: bounce 1s ease infinite;
}

.skeleton {
    background: linear-gradient(90deg, var(--bg-hover) 25%, var(--border-color) 50%, var(--bg-hover) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}