:root {
    --background: #f8fafc;
    --surface: rgba(255, 255, 255, 0.96);
    --surface-solid: #ffffff;
    --surface-soft: #eff6ff;
    --text: #0f172a;
    --muted: #64748b;
    --border: rgba(15, 23, 42, 0.08);
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: #dbeafe;
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;
    --shadow: 0 18px 45px rgba(15, 23, 42, 0.07);
    --radius-xl: 26px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 88% 0%, rgba(37, 99, 235, 0.08), transparent 34rem),
        var(--background);
    color: var(--text);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.5;
}

button,
select,
input,
textarea {
    font: inherit;
}

button {
    color: inherit;
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
textarea:focus-visible,
a:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.2);
    outline-offset: 2px;
}

[hidden] {
    display: none !important;
}

.lucide {
    width: 1.25rem;
    height: 1.25rem;
    stroke-width: 1.9;
}