:root {
    color-scheme: dark;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #090b10;
    color: #f6f7fb;
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
    margin: 0;
}

body {
    min-height: 100vh;
    background: #080a0f;
}

.internal-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1.5rem clamp(1.25rem, 4vw, 4rem);
}

.internal-wordmark,
.internal-login {
    color: inherit;
    text-decoration: none;
}

.internal-wordmark {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.internal-login {
    padding: 0.65rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    color: #d9dce7;
    font-size: 0.875rem;
    transition: border-color 160ms ease, color 160ms ease, background 160ms ease;
}

.internal-login:hover,
.internal-login:focus-visible {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
}

.internal-main {
    position: relative;
    isolation: isolate;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    min-height: 100vh;
    place-items: center;
    overflow: hidden;
    padding: 7rem 1.25rem;
}

.internal-main::after {
    position: absolute;
    z-index: -1;
    inset: 0;
    background: radial-gradient(circle at 50% 52%, rgba(24, 31, 55, 0.22), transparent 31rem);
    content: "";
    pointer-events: none;
}

.internal-rays {
    position: absolute;
    z-index: -3;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.internal-ambient {
    position: absolute;
    z-index: -2;
    top: -18rem;
    right: -16rem;
    width: min(68vw, 58rem);
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(93, 175, 255, 0.12), rgba(79, 70, 229, 0.045) 36%, transparent 68%);
    filter: blur(12px);
    pointer-events: none;
}

.internal-hero {
    position: relative;
    z-index: 1;
    width: 100%;
    min-width: 0;
    max-width: 52rem;
    text-align: center;
}

.internal-eyebrow {
    margin: 0 0 1.25rem;
    color: #8f96aa;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.internal-hero h1 {
    max-width: 100%;
    margin: 0;
    font-size: clamp(2rem, 3.3vw, 3rem);
    font-weight: 640;
    letter-spacing: -0.045em;
    line-height: 1.06;
    overflow-wrap: break-word;
}

.internal-hero h1 span {
    color: #8f96aa;
}

.internal-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 8.5rem;
    margin-top: clamp(2rem, 4vw, 2.75rem);
    padding: 0.9rem 1.4rem;
    border-radius: 999px;
    background: #f5f6fa;
    color: #101218;
    font-size: 0.925rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform 160ms ease, box-shadow 160ms ease;
}

.internal-button:hover,
.internal-button:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
}

.internal-footer {
    position: fixed;
    inset: auto 0 0;
    z-index: 2;
    padding: 1.5rem;
    color: #555c70;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-align: center;
    text-transform: uppercase;
}

@media (max-width: 640px) {
    .internal-header {
        padding: 1.15rem;
    }

    .internal-hero h1 {
        padding-inline: 0.25rem;
        font-size: clamp(1.7rem, 7.4vw, 2rem);
        letter-spacing: -0.035em;
        line-height: 1.12;
    }
}

@media (prefers-reduced-motion: reduce) {
    .internal-login,
    .internal-button {
        transition: none;
    }

    .internal-rays {
        opacity: 0.72;
    }
}