:root {
    --bg: #000211;
    --panel: rgba(7, 18, 32, .82);
    --cyan: #00C2E5;
    --text: #F4F8FB;
    --muted: #8595A8;
    --border: rgba(0, 194, 229, .18);
    --danger: #FF8792;
}

* {
    box-sizing: border-box;
}

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

body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    font-family: Inter, -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 15% 20%,
            rgba(0, 194, 229, .11), transparent 32%),
        radial-gradient(circle at 85% 80%,
            rgba(0, 110, 180, .08), transparent 34%),
        var(--bg);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: .25;
    background-image:
        linear-gradient(rgba(0,194,229,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,194,229,.04) 1px, transparent 1px);
    background-size: 46px 46px;
}

.shell {
    width: min(100%, 1040px);
    min-height: 590px;
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border);
    border-radius: 26px;
    background: rgba(3, 10, 22, .78);
    box-shadow:
        0 34px 100px rgba(0,0,0,.55),
        0 0 55px rgba(0,194,229,.05);
    backdrop-filter: blur(18px);
}

.brand {
    padding: 58px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-right: 1px solid rgba(0,194,229,.10);
}

.wordmark {
    color: var(--cyan);
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -.7px;
}

.wordmark span {
    color: #fff;
    font-weight: 500;
}

.eyebrow {
    margin-bottom: 17px;
    color: var(--cyan);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.brand-copy h1 {
    margin: 0 0 20px;
    font-size: clamp(38px, 4vw, 54px);
    line-height: 1.04;
    letter-spacing: -2px;
}

.brand-copy p {
    max-width: 440px;
    margin: 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.75;
}

.brand-footer {
    color: #607286;
    font-size: 12px;
}

.login-panel {
    padding: 58px 48px;
    display: flex;
    align-items: center;
    background: var(--panel);
}

.login-box {
    width: 100%;
}

.login-box h2 {
    margin: 0;
    font-size: 27px;
    letter-spacing: -1px;
}

.sub {
    margin: 10px 0 32px;
    color: var(--muted);
    font-size: 14px;
}

.field {
    margin-bottom: 18px;
}

.field label {
    display: block;
    margin-bottom: 8px;
    color: #B6C3D0;
    font-size: 12px;
    font-weight: 650;
}

input[type="email"],
input[type="password"] {
    width: 100%;
    height: 52px;
    padding: 0 15px;
    color: #fff;
    font: inherit;
    border: 1px solid rgba(140,160,180,.22);
    border-radius: 11px;
    outline: none;
    background: rgba(255,255,255,.035);
}

input:focus {
    border-color: rgba(0,194,229,.72);
    box-shadow: 0 0 0 3px rgba(0,194,229,.08);
}

.remember {
    display: flex;
    gap: 9px;
    align-items: center;
    margin: 2px 0 23px;
    color: var(--muted);
    font-size: 13px;
}

.remember input {
    accent-color: var(--cyan);
}

button {
    width: 100%;
    height: 52px;
    border: 0;
    border-radius: 11px;
    cursor: pointer;
    color: #00141B;
    background: var(--cyan);
    font: inherit;
    font-weight: 800;
    box-shadow: 0 12px 34px rgba(0,194,229,.18);
}

button:hover {
    filter: brightness(1.06);
}

.error {
    margin-bottom: 20px;
    padding: 12px 14px;
    border: 1px solid rgba(255,100,115,.25);
    border-radius: 10px;
    color: var(--danger);
    background: rgba(255,100,115,.06);
    font-size: 13px;
}

.secure {
    margin-top: 24px;
    text-align: center;
    color: #54677A;
    font-size: 11px;
}

@media (max-width: 800px) {
    body {
        padding: 14px;
    }

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

    .brand {
        min-height: 330px;
        padding: 34px;
        border-right: 0;
        border-bottom: 1px solid rgba(0,194,229,.10);
    }

    .brand-footer {
        display: none;
    }

    .login-panel {
        padding: 38px 30px 42px;
    }
}