:root {
    --primary: #7a1f32;
    --primary-dark: #571321;
    --surface: #ffffff;
    --background: #f4f5f7;
    --text: #20242a;
    --muted: #69707a;
    --border: #dfe2e6;
    --danger-bg: #fff1f1;
    --danger-text: #a32020;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--background);
    color: var(--text);
}

.topbar {
    min-height: 72px;
    padding: 14px 32px;
    background: var(--primary);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.topbar strong,
.topbar span {
    display: block;
}

.topbar span {
    margin-top: 4px;
    font-size: 14px;
    opacity: 0.85;
}

.user-area {
    display: flex;
    align-items: center;
    gap: 18px;
}

.user-area form {
    margin: 0;
}

.page-container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 48px 0;
}

.page-heading {
    max-width: 760px;
    margin-bottom: 36px;
}

.page-heading h1 {
    margin: 6px 0 12px;
    font-size: clamp(32px, 5vw, 48px);
}

.page-heading p {
    color: var(--muted);
    line-height: 1.6;
}

.eyebrow,
.institution-label {
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 360px));
    gap: 24px;
}

.module-card {
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 12px 30px rgba(20, 24, 30, 0.06);
}

.module-card h2 {
    margin: 14px 0 8px;
    font-size: 28px;
}

.module-card p {
    color: var(--muted);
    line-height: 1.6;
}

.module-status {
    display: inline-block;
    padding: 6px 10px;
    background: #edf7ef;
    color: #256b36;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.auth-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
        linear-gradient(
            135deg,
            rgba(87, 19, 33, 0.96),
            rgba(122, 31, 50, 0.88)
        );
}

.auth-container {
    width: min(100%, 440px);
}

.login-card {
    padding: 40px;
    background: var(--surface);
    border-radius: 18px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
}

.login-heading h1 {
    margin: 10px 0;
    font-size: 32px;
}

.login-heading p {
    margin-bottom: 28px;
    color: var(--muted);
    line-height: 1.6;
}

.login-form {
    display: grid;
    gap: 20px;
}

.form-group {
    display: grid;
    gap: 8px;
}

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

.form-group input {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font: inherit;
}

.form-group input:focus {
    border-color: var(--primary);
    outline: 3px solid rgba(122, 31, 50, 0.12);
}

.primary-button,
.secondary-button,
.link-button {
    border: 0;
    font: inherit;
    cursor: pointer;
}

.primary-button {
    padding: 14px 18px;
    background: var(--primary);
    color: #ffffff;
    border-radius: 8px;
    font-weight: 700;
}

.primary-button:hover {
    background: var(--primary-dark);
}

.secondary-button {
    margin-top: 12px;
    padding: 11px 16px;
    background: #eceef1;
    color: var(--muted);
    border-radius: 8px;
}

.link-button {
    padding: 0;
    background: transparent;
    color: #ffffff;
    text-decoration: underline;
}

.alert {
    margin-bottom: 20px;
    padding: 12px 14px;
    border-radius: 8px;
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger-text);
}

@media (max-width: 640px) {
    .topbar {
        padding: 14px 20px;
        align-items: flex-start;
        flex-direction: column;
    }

    .login-card {
        padding: 28px 22px;
    }
}

/* Mensajes, errores de formulario y utilidades de autenticación */
.alert-success {
    background: #e8f5ec;
    border: 1px solid #b7dfc5;
    color: #1d6b39;
}

.alert-info,
.alert-warning {
    background: #eef2f7;
    border: 1px solid #ccd8e6;
    color: #33495f;
}

.user-role {
    opacity: 0.75;
}

.field-errors {
    margin: 6px 0 0;
    padding-left: 18px;
    color: #a02020;
    font-size: 0.85rem;
}

.field-help {
    margin-top: 6px;
    color: #5a6672;
    font-size: 0.8rem;
}

.auth-secondary-form {
    margin-top: 18px;
    text-align: center;
}