* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(16, 88, 141, 0.18), transparent 30%),
        radial-gradient(circle at bottom right, rgba(27, 157, 128, 0.16), transparent 34%),
        linear-gradient(180deg, #eef4f9 0%, #dde9f3 100%);
    color: #0f1f2f;
}

.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
}

.login-panel {
    width: min(1080px, 100%);
    display: grid;
    grid-template-columns: minmax(280px, 1.1fr) minmax(320px, 0.9fr);
    gap: 24px;
}

.login-copy,
.login-card {
    border-radius: 28px;
    padding: 32px;
    box-shadow: 0 24px 80px rgba(13, 27, 45, 0.12);
}

.login-copy {
    background: linear-gradient(150deg, #12375a 0%, #0a2036 100%);
    color: white;
    display: grid;
    align-content: center;
    gap: 18px;
}

.login-kicker {
    display: inline-flex;
    width: fit-content;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.login-copy h1 {
    margin: 0;
    font-size: clamp(34px, 5vw, 52px);
    line-height: 1.08;
}

.login-copy p {
    margin: 0;
    line-height: 1.8;
    color: rgba(232, 240, 247, 0.82);
}

.login-card {
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 31, 47, 0.08);
}

.login-card h2 {
    margin: 0 0 18px;
    font-size: 28px;
}

.message-list {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.message {
    padding: 12px 14px;
    border-radius: 14px;
    font-size: 14px;
}

.message.error {
    background: rgba(180, 35, 24, 0.08);
    color: #9e251a;
}

form {
    display: grid;
    gap: 12px;
}

label {
    font-size: 14px;
    font-weight: 700;
}

input {
    width: 100%;
    border: 1px solid rgba(15, 31, 47, 0.12);
    border-radius: 16px;
    padding: 14px 16px;
    background: #f8fbfd;
    font-size: 15px;
}

button {
    border: 0;
    border-radius: 16px;
    padding: 15px 18px;
    background: linear-gradient(135deg, #0a7367 0%, #09534b 100%);
    color: white;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 6px;
}

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