@font-face {
    font-family: 'Graphik';
    src: url('../graphik/Graphik-Regular.woff2') format('woff2'),
         url('../graphik/Graphik-Regular.woff') format('woff');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Graphik';
    src: url('../graphik/Graphik-Medium.woff2') format('woff2'),
         url('../graphik/Graphik-Medium.woff') format('woff');
    font-weight: 500;
    font-style: normal;
}

@font-face {
    font-family: 'Graphik';
    src: url('../graphik/Graphik-Semibold.woff2') format('woff2'),
         url('../graphik/Graphik-Semibold.woff') format('woff');
    font-weight: 600;
    font-style: normal;
}

:root {
    --bg-body: #ffffff;
    --bg-surface: #f9f9f9;
    --bg-dark: #111111;
    --bg-card-dark: #1a1a1a;
    --text-primary: #111111;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --text-inverse: #ffffff;
    --border-light: #e5e5e5;
    --border-dark: #333333;
    --font-stack: 'Graphik', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    --radius-md: 2px;
    --shadow-subtle: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: var(--font-stack);
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--text-inverse);
}

.btn-primary:hover {
    background: #000;
}

.btn-outline {
    background: transparent;
    border-color: var(--border-light);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--text-primary);
}

h1, h2, h3 {
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

h1 {
    font-size: 32px;
    margin-bottom: 16px;
}

h2 {
    font-size: 24px;
    margin-bottom: 12px;
}

h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

p {
    color: var(--text-secondary);
    font-size: 15px;
}

.grid {
    display: grid;
    gap: 24px;
}

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

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

.grid-2 {
    grid-template-columns: 1fr 1fr;
}

.card {
    background: var(--bg-body);
    border: 1px solid var(--border-light);
    padding: 24px;
    border-radius: var(--radius-md);
}

.card-light {
    background: var(--bg-body);
    border: 1px solid var(--border-light);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-family: var(--font-stack);
}

.input:focus {
    outline: none;
    border-color: var(--text-primary);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-body);
    padding: 32px;
    border-radius: var(--radius-md);
    max-width: 500px;
    width: 100%;
}

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

form label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--text-primary);
    color: var(--text-inverse);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    display: none;
    z-index: 2000;
}

.toast.active {
    display: block;
}

@media (max-width: 1024px) {
    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}