:root {
    --auth-accent: #2E2557;
    --auth-accent-dark: #19143A;
    --auth-bg: #FAFAFA;
    --auth-text: #0A0A09;
    --auth-text-muted: #8A857C;
    --auth-border: rgba(10, 10, 9, 0.1);

    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

body {
    font-family: var(--font-body);
    background: var(--auth-bg);
    color: var(--auth-text);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
    -webkit-font-smoothing: antialiased;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: #FFFFFF;
    border: 1px solid var(--auth-border);
    border-radius: 20px;
    box-shadow: 0 24px 48px -28px rgba(10, 10, 9, 0.18);
    padding: 40px 36px;
    text-align: center;
}

.auth-logo {
    width: 88px;
    margin-bottom: 20px;
}

.auth-card h1,
.auth-form h1 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 24px;
    line-height: 1.3;
    margin-bottom: 24px;
}

.auth-error {
    font-size: 14px;
    color: #A32014;
    background: rgba(163, 32, 20, 0.08);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 18px;
    text-align: left;
}

.auth-form {
    text-align: left;
}

/* Pages auth sans .auth-card (création de compte, mot de passe oublié) :
   la carte est portée par le formulaire lui-même. */
body > .auth-form {
    width: 100%;
    max-width: 420px;
    background: #FFFFFF;
    border: 1px solid var(--auth-border);
    border-radius: 20px;
    box-shadow: 0 24px 48px -28px rgba(10, 10, 9, 0.18);
    padding: 40px 36px;
}

.auth-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin: 14px 0 6px;
}

.auth-form input {
    width: 100%;
    padding: 12px 14px;
    font-family: var(--font-body);
    font-size: 15px;
    border: 1px solid var(--auth-border);
    border-radius: 10px;
    background: #FFFFFF;
    transition: border-color .2s, box-shadow .2s;
}

/* Pages sans <label> : garde un espacement correct entre champs. */
.auth-form input + input {
    margin-top: 12px;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--auth-accent);
    box-shadow: 0 0 0 3px rgba(46, 37, 87, 0.12);
}

.auth-form input:disabled {
    background: #F5F4F2;
    color: var(--auth-text-muted);
}

.auth-form button {
    width: 100%;
    padding: 14px;
    margin-top: 22px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: var(--auth-accent);
    border: none;
    border-radius: 999px;
    cursor: pointer;
    transition: background .2s, transform .2s;
}

.auth-form button:hover:not(:disabled),
.auth-form button:focus-visible {
    background: var(--auth-accent-dark);
    transform: translateY(-1px);
}

.auth-form button:focus-visible {
    outline: 2px solid var(--auth-accent);
    outline-offset: 3px;
}

.auth-form button:disabled {
    opacity: 0.7;
    cursor: wait;
}

.auth-links {
    margin-top: 18px;
    font-size: 14px;
}

.auth-links a,
.auth-form a {
    color: var(--auth-accent);
    text-decoration: none;
    font-weight: 500;
}

.auth-links a:hover,
.auth-links a:focus-visible,
.auth-form a:hover {
    text-decoration: underline;
}

.auth-links--muted a {
    color: var(--auth-text-muted);
    font-weight: 400;
}

@media (max-width: 480px) {
    .auth-card,
    body > .auth-form {
        padding: 32px 24px;
    }
}