/* ============================================================
   AUTH.CSS — Login / Register / Auth UI
   ============================================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--clr-bg);
}

.auth-split {
    display: flex;
    min-height: 100vh;
}

/* Left decorative panel */
.auth-panel-left {
    flex: 0 0 40%;
    background: linear-gradient(160deg, #1a1a1a 0%, #2e2420 60%, #1a1a1a 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 64px 56px;
    position: relative;
    overflow: hidden;
}

.auth-panel-left::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 320px; height: 320px;
    border-radius: 50%;
    background: var(--clr-gold);
    opacity: 0.07;
}

.auth-panel-left::after {
    content: '';
    position: absolute;
    bottom: -60px; left: 20%;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: var(--clr-gold);
    opacity: 0.05;
}

.auth-logo {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.auth-tagline {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 300;
    color: rgba(255,255,255,0.7);
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

/* Right form panel */
.auth-panel-right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 32px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
}

.auth-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 2rem;
    color: var(--clr-text);
    margin-bottom: 6px;
}

.auth-subtitle {
    font-size: 0.83rem;
    color: var(--clr-text-muted);
    margin-bottom: 32px;
}

/* Banners */
.auth-error {
    background: #fef0ef;
    border: 1px solid #f5c6c3;
    color: #c0392b;
    border-radius: var(--radius);
    padding: 12px 16px;
    font-size: 0.82rem;
    margin-bottom: 20px;
}

.auth-success {
    background: #edfaf1;
    border: 1px solid #b7e4c7;
    color: #1e7e34;
    border-radius: var(--radius);
    padding: 12px 16px;
    font-size: 0.82rem;
    margin-bottom: 20px;
}

/* Fields */
.auth-field {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.auth-field label {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--clr-text-muted);
    margin-bottom: 8px;
}

.auth-field label small {
    text-transform: none;
    letter-spacing: 0;
    font-weight: 300;
    font-size: 0.7rem;
    color: var(--clr-text-muted);
}

.auth-field input {
    height: 44px;
    padding: 0 14px;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--clr-text);
    background: var(--clr-surface);
    outline: none;
    transition: border-color var(--transition);
}

.auth-field input:focus {
    border-color: var(--clr-gold);
}

.field-err {
    font-size: 0.72rem;
    color: #c0392b;
    margin-top: 5px;
    min-height: 16px;
}

/* Submit button */
.auth-btn {
    width: 100%;
    height: 46px;
    background: var(--clr-accent);
    color: #fff;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    margin-top: 8px;
    transition: background var(--transition), transform 0.12s;
}

.auth-btn:hover {
    background: var(--clr-accent-hover);
}

.auth-btn:active {
    transform: scale(0.97);
}

.auth-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Switch link */
.auth-switch {
    text-align: center;
    font-size: 0.78rem;
    color: var(--clr-text-muted);
    margin-top: 16px;
}

.auth-switch a {
    color: var(--clr-gold);
    text-decoration: none;
    font-weight: 400;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* Header user nav area */
.nav-user-name {
    font-size: 0.78rem;
    color: var(--clr-text-muted);
    margin-right: 4px;
}

.nav-login-link, .nav-admin-link {
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.6px;
    color: var(--clr-gold);
    text-transform: uppercase;
    margin-right: 8px;
}

.nav-logout-btn {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--clr-text-muted);
    background: none;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 5px 12px;
    cursor: pointer;
    transition: border-color var(--transition), color var(--transition);
}

.nav-logout-btn:hover {
    border-color: var(--clr-accent);
    color: var(--clr-text);
}

/* Responsive: stack on small screens */
@media (max-width: 700px) {
    .auth-panel-left { display: none; }
    .auth-panel-right { padding: 32px 20px; }
}