:root {
    color-scheme: light;
    --bg: #f6f8fb;
    --panel: #ffffff;
    --text: #172033;
    --muted: #64748b;
    --line: #dce5ee;
    --navy: #102a43;
    --teal: #0f766e;
    --teal-bright: #62dfd0;
    --shadow: 0 24px 70px rgba(15, 23, 42, .14);
}

* { box-sizing: border-box; }

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

body {
    margin: 0;
    background:
        radial-gradient(circle at 15% 12%, rgba(98, 223, 208, .15), transparent 30%),
        linear-gradient(135deg, #f7fbff 0%, #eef4fa 100%);
    color: var(--text);
    font: 14px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
    font: inherit;
}

.login-shell {
    display: grid;
    grid-template-columns: minmax(0, 460px) minmax(280px, 360px);
    align-items: start;
    justify-content: center;
    gap: 32px;
    min-height: 100dvh;
    padding: clamp(28px, 8vh, 88px) 24px;
}

.login-card,
.login-principle {
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 255, 255, .92);
    box-shadow: var(--shadow);
}

.login-card {
    padding: 34px;
}

.login-brand {
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr);
    align-items: center;
    gap: 16px;
}

.login-brand-mark {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    object-fit: cover;
    filter: drop-shadow(0 12px 20px rgba(15, 23, 42, .12));
}

.login-eyebrow {
    margin: 0 0 3px;
    color: var(--teal);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    color: #111827;
    font-size: clamp(28px, 4vw, 38px);
    line-height: 1.05;
    letter-spacing: -.04em;
}

.login-intro {
    margin: 28px 0;
    color: var(--muted);
    font-size: 15px;
}

.login-form {
    display: grid;
    gap: 16px;
}

.login-form label {
    display: grid;
    gap: 7px;
    color: var(--text);
    font-weight: 800;
}

.login-form input[type="email"],
.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%;
    min-height: 48px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fff;
    color: var(--text);
    padding: 10px 12px;
    outline: none;
}

.login-form input:focus {
    border-color: var(--teal);
    box-shadow: none;
}

.password-field {
    position: relative;
    display: block;
}

.password-field input {
    padding-right: 48px;
}

.password-toggle {
    position: absolute;
    top: 50%;
    right: 8px;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transform: translateY(-50%);
}

.password-toggle svg {
    width: 21px;
    height: 21px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.password-toggle:hover,
.password-toggle:focus-visible {
    background: rgba(15, 118, 110, .08);
    color: var(--teal);
    outline: none;
}

.login-checkbox {
    grid-template-columns: 18px minmax(0, 1fr);
    align-items: center;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.login-checkbox input {
    width: 16px;
    height: 16px;
    accent-color: var(--teal);
}

.login-error {
    margin: 0;
    border: 1px solid #fecaca;
    border-radius: 12px;
    background: #fff0ee;
    color: #b42318;
    padding: 10px 12px;
    font-weight: 800;
}

.login-form button[type="submit"] {
    min-height: 50px;
    border: 0;
    border-radius: 13px;
    background: #102a43;
    color: #fff;
    cursor: pointer;
    font-weight: 900;
    box-shadow: 0 16px 34px rgba(16, 42, 67, .18);
}

.login-form button[type="submit"]:hover,
.login-form button[type="submit"]:focus-visible {
    background: #0d2137;
    outline: none;
}

.login-form button[type="submit"]:disabled {
    cursor: progress;
    opacity: .72;
}

.login-principle {
    display: grid;
    gap: 6px;
    padding: 22px;
    color: var(--muted);
}

.login-principle strong {
    color: #0f3f7a;
    font-size: 15px;
}

@media (max-width: 820px) {
    .login-shell {
        grid-template-columns: minmax(0, 1fr);
        gap: 18px;
        padding: 22px 16px;
    }

    .login-card {
        padding: 26px 20px;
    }

    .login-principle {
        order: -1;
    }
}