/* Formulaires auth / compte — cohérent avec seibello-website.html */
.auth-page {
    min-height: 100vh;
    background: var(--black);
    color: var(--white);
    padding: 8rem 2rem 4rem;
}

.auth-wrap {
    max-width: 440px;
    margin: 0 auto;
}

.auth-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.2rem;
    font-weight: 300;
    letter-spacing: 0.35rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.auth-sub {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--gray);
    margin-bottom: 2.5rem;
    letter-spacing: 0.08rem;
}

.auth-form label {
    display: block;
    font-size: 0.65rem;
    letter-spacing: 0.2rem;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    color: var(--gray-light);
}

.auth-form input,
.auth-form select {
    width: 100%;
    padding: 0.9rem 1rem;
    margin-bottom: 1.25rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.15);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    font-weight: 300;
    outline: none;
    transition: border-color 0.3s ease;
}

.auth-form input:focus,
.auth-form select:focus {
    border-color: rgba(255,255,255,0.45);
}

.auth-form input::placeholder {
    color: #666;
}

.auth-btn {
    width: 100%;
    padding: 1.1rem;
    margin-top: 0.5rem;
    background: var(--white);
    color: var(--black);
    border: none;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.25rem;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.auth-btn:hover {
    background: transparent;
    color: var(--white);
    border: 1px solid var(--white);
    box-sizing: border-box;
}

.auth-btn.secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.35);
}

.auth-btn.secondary:hover {
    border-color: var(--white);
}

.auth-links {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.8rem;
}

.auth-links a {
    color: var(--gray);
    text-decoration: none;
    letter-spacing: 0.06rem;
}

.auth-links a:hover {
    color: var(--white);
}

.auth-msg {
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    border-left: 2px solid var(--white);
    background: rgba(255,255,255,0.05);
}

.auth-msg.error {
    border-color: #c44;
    background: rgba(200,60,60,0.12);
}

.checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    font-weight: 300;
    color: var(--gray-light);
    line-height: 1.5;
}

.checkbox-row input {
    width: auto;
    margin: 0.2rem 0 0;
}

.secure-block {
    max-width: 720px;
    margin: 0 auto 3rem;
    padding: 2rem;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.02);
}

.secure-block h2 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 0.15rem;
    margin-bottom: 1rem;
}

.secure-block p,
.secure-block li {
    font-size: 0.9rem;
    line-height: 1.8;
    font-weight: 300;
    color: var(--gray-light);
    margin-bottom: 0.75rem;
}

.secure-block ul {
    padding-left: 1.2rem;
}

.product-page-buy {
    margin-top: 2rem;
}

.product-page-buy .buy-btn-large {
    max-width: 360px;
}