:root {
    --syt-navy: #07182b;
    --syt-cyan: #00aeef;
    --syt-cyan-hover: #0096cf;
    --syt-text: #12263a;
    --syt-muted: #7d8b9c;
    --syt-line: #e6edf5;
    --syt-bg: #f4f7fb;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--syt-text);
    background: var(--syt-bg);
}

.login {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(280px, 1.05fr) minmax(320px, 0.95fr);
}

.login-brand {
    background: var(--syt-navy);
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem 3.5rem;
}

.login-brand img {
    width: min(240px, 80%);
    height: auto;
}

.login-brand p {
    max-width: 320px;
    margin: 1.25rem 0 0;
    color: #9eb0c4;
    font-size: 1rem;
    line-height: 1.5;
}

.login-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.5rem;
    background:
        radial-gradient(circle at 80% 10%, rgba(0, 174, 239, 0.08), transparent 32%),
        var(--syt-bg);
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border: 1px solid #e4ebf3;
    border-radius: 18px;
    box-shadow: 0 18px 50px rgba(7, 24, 43, 0.1);
    padding: 2rem 1.85rem 1.7rem;
}

.login-mark {
    width: 44px;
    height: 44px;
    display: block;
    margin-bottom: 1rem;
}

.login-card h1 {
    margin: 0 0 0.35rem;
    font-size: 1.55rem;
    font-weight: 700;
}

.login-card .lead {
    margin: 0 0 1.6rem;
    color: var(--syt-muted);
    font-size: 0.95rem;
}

.field {
    margin-bottom: 1rem;
}

.field label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.82rem;
    font-weight: 600;
}

.field input {
    width: 100%;
    height: 46px;
    border: 1px solid #d7e1ec;
    background: #f7fafc;
    border-radius: 10px;
    padding: 0 0.9rem;
    font: inherit;
    color: var(--syt-text);
    outline: none;
}

.field input:focus {
    border-color: var(--syt-cyan);
    box-shadow: 0 0 0 3px rgba(0, 174, 239, 0.15);
}

.field .error {
    display: block;
    margin-top: 0.35rem;
    color: #d92d20;
    font-size: 0.78rem;
}

.login-card button {
    width: 100%;
    height: 46px;
    margin-top: 0.4rem;
    border: 0;
    border-radius: 10px;
    background: var(--syt-cyan);
    color: #fff;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.login-card button:hover {
    background: var(--syt-cyan-hover);
}

@media (max-width: 860px) {
    .login {
        grid-template-columns: 1fr;
    }

    .login-brand {
        padding: 1.5rem 1.4rem 1.25rem;
    }

    .login-brand p {
        display: none;
    }

    .login-panel {
        align-items: flex-start;
        padding-top: 1.5rem;
    }
}