@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,600;0,9..40,700;1,9..40,400&display=swap');

:root {
    --primary: #505BDA;
    --primary-dark: #2A2C6E;
    --primary-light: #7BC9F5;
    --accent: #00F9FF;
    --text: #333333;
    --text-muted: #6c757d;
    --border: #dde1ea;
    --danger-soft: #ffe5e5;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.25rem;
    font-family: 'DM Sans', system-ui, sans-serif;
    background: linear-gradient(135deg, #eef2ff, #f8f9ff);
    color: var(--text);
}

.login-shell {
    width: min(420px, 100%);
}

.login-brand {
    text-align: center;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    border-radius: 18px;
    padding: 1.5rem 1.25rem;
    box-shadow: 0 10px 30px rgba(42, 44, 110, 0.2);
}

.login-brand img {
    height: 56px;
    margin: 0 auto 0.75rem;
}

.login-brand h1 {
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: #ffffff;
}

.login-brand p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.92rem;
}

.login-card {
    background: white;
    border-radius: 20px;
    padding: 1.75rem;
    border: 2px solid transparent;
    background-image:
        linear-gradient(white, white),
        linear-gradient(135deg, #00F9FF, #7BC9F5, #505BDA, #2A2C6E);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow:
        0 10px 25px rgba(0, 0, 0, 0.08),
        0 20px 40px rgba(80, 91, 218, 0.15);
    animation: fadeUp 0.6s ease;
}

.login-card label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    margin: 0.75rem 0 0.35rem;
}

.login-card input[type="text"],
.login-card input[type="password"] {
    width: 100%;
    padding: 0.8rem 0.9rem;
    border: 1px solid #ddd;
    border-radius: 12px;
    background: #f5f6fa;
    font: inherit;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.login-card input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(80, 91, 218, 0.15);
    background: #fff;
    transform: scale(1.01);
}

.login-remember {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-top: 1rem;
    font-size: 0.88rem;
    color: var(--text-muted);
    cursor: pointer;
}

.login-remember input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--primary);
}

.login-card input[type="submit"] {
    width: 100%;
    margin-top: 1.25rem;
    padding: 0.85rem 1rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(80, 91, 218, 0.3);
    transition: transform 0.2s;
}

.login-card input[type="submit"]:hover {
    transform: translateY(-2px);
}

.alert-login {
    margin-bottom: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    background: var(--danger-soft);
    color: #b30000;
    font-size: 0.9rem;
    border: 1px solid #f5c2c2;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}