/* ===== Design System — Skill 2026 ===== */

:root {
    --primary-50: #f6effb;
    --primary-100: #ead7f5;
    --primary-200: #d8b6ec;
    --primary-300: #bd84df;
    --primary-400: #9c4fca;
    --primary-500: #490356;
    --primary-600: #3d0148;
    --primary-700: #31013a;
    --primary-800: #25012c;
    --primary-900: #19011d;

    --primary-color: #490356;
    --primary-hover: #360140;
    --primary-light: #6a1a8b;
    --primary-gradient: linear-gradient(135deg, #2c0336 0%, #490356 38%, #7e2cc8 100%);
    --primary-gradient-soft: linear-gradient(135deg, rgba(73, 3, 86, 0.10), rgba(126, 44, 200, 0.06));

    --neutral-0: #ffffff;
    --neutral-50: #fcfbfe;
    --neutral-100: #f7f4fb;
    --neutral-150: #efe8f7;
    --neutral-200: #e5dcef;
    --neutral-300: #d4cade;
    --neutral-400: #a89db5;
    --neutral-500: #7d728b;
    --neutral-600: #5e556c;
    --neutral-700: #393246;
    --neutral-800: #231b30;
    --neutral-900: #130d1d;

    --accent-green: #22b573;
    --accent-gold: #f4bc4a;
    --accent-blue: #3d76e4;
    --accent-red: #c94d5e;

    --font-heading: 'Fraunces', Georgia, 'Times New Roman', serif;
    --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --ls-heading: -0.03em;

    --fs-hero: clamp(2.8rem, 5.5vw, 4.2rem);
    --fs-display: clamp(2.2rem, 5vw, 4.4rem);
    --fs-section: clamp(1.9rem, 4vw, 3.6rem);
    --fs-title: clamp(1.2rem, 2vw, 1.7rem);
    --fs-body: clamp(1rem, 1vw + 0.95rem, 1.1rem);
    --fs-small: 0.92rem;
    --fs-xs: 0.78rem;

    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
    --fw-black: 800;

    --lh-tight: 1;
    --lh-heading: 1.08;
    --lh-copy: 1.75;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 28px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-14: 56px;
    --space-16: 64px;
    --space-18: 72px;
    --space-20: 80px;
    --space-24: 96px;
    --space-28: 112px;
    --space-32: 128px;

    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 26px;
    --radius-xl: 36px;
    --radius-2xl: 44px;
    --radius-pill: 999px;

    --border-soft: 1px solid rgba(73, 3, 86, 0.10);
    --border-strong: 1px solid rgba(73, 3, 86, 0.18);
    --border-contrast: 1px solid rgba(255, 255, 255, 0.16);

    --shadow-xs: 0 1px 2px rgba(17, 12, 27, 0.04);
    --shadow-sm: 0 10px 24px rgba(36, 20, 56, 0.06);
    --shadow-md: 0 20px 48px rgba(36, 20, 56, 0.10);
    --shadow-lg: 0 32px 80px rgba(36, 20, 56, 0.14);
    --shadow-xl: 0 44px 110px rgba(27, 15, 43, 0.18);
    --shadow-purple: 0 26px 70px rgba(73, 3, 86, 0.20);

    --surface-1: rgba(255, 255, 255, 0.76);
    --surface-2: rgba(255, 255, 255, 0.88);
    --surface-dark: #181023;
    --surface-dark-2: #221430;
    --surface-dark-3: #2a1840;
    --surface-glass: rgba(255, 255, 255, 0.72);
    --surface-glass-strong: rgba(255, 255, 255, 0.88);
    --surface-overlay: rgba(19, 13, 29, 0.56);

    --hero-gradient:
        radial-gradient(circle at 12% 8%, rgba(136, 68, 224, 0.18), transparent 26%),
        radial-gradient(circle at 82% 14%, rgba(59, 118, 228, 0.12), transparent 24%),
        radial-gradient(circle at 50% 90%, rgba(73, 3, 86, 0.08), transparent 32%),
        linear-gradient(180deg, #fdfbff 0%, #f2edf9 100%);

    --grid-line: rgba(73, 3, 86, 0.06);
    --noise-opacity: 0.03;

    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 160ms;
    --duration-normal: 260ms;
    --duration-slow: 500ms;
    --duration-reveal: 800ms;

    --container-max: 1200px;
    --container-wide: 1320px;
    --header-height: 82px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: var(--lh-copy);
    color: var(--neutral-800);
    background:
        radial-gradient(circle at top, rgba(122, 45, 208, 0.10), transparent 32%),
        linear-gradient(180deg, #fdfbff 0%, #f3edf9 100%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

::selection {
    background: rgba(126, 44, 200, 0.16);
    color: var(--neutral-900);
}

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

a {
    color: inherit;
}

a[class*="btn-cta"],
a[class*="btn-primary"],
a[class*="btn-plan"],
a.mobile-cta {
    color: #fff;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0;
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    line-height: var(--lh-heading);
    letter-spacing: var(--ls-heading);
    color: var(--neutral-900);
}

.noise-overlay {
    position: relative;
}

.noise-overlay::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: var(--noise-opacity, 0.03);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 128px 128px;
    pointer-events: none;
    z-index: 1;
}

p {
    margin: 0;
}

:focus-visible {
    outline: 2px solid rgba(126, 44, 200, 0.45);
    outline-offset: 3px;
}

.container {
    width: min(var(--container-max), calc(100% - 32px));
    margin: 0 auto;
}

.container-wide {
    width: min(var(--container-wide), calc(100% - 32px));
    margin: 0 auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-gradient {
    background: linear-gradient(135deg, #5b1785 0%, #8e40d7 50%, #2e70f3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: var(--surface-glass);
    border: var(--border-soft);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
}