/* Authentication Pages Styling */

.auth-page {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 60vh;
    padding: 1rem 0.75rem;
}

.auth-container {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    background: var(--tengri-paper);
    border: 1px solid var(--tengri-line);
    border-radius: 8px;
    box-shadow: 4px 4px 0 var(--tengri-sun);
    padding: 1.25rem;
}

.auth-container--wide {
    max-width: 640px;
}

@media (min-width: 481px) {
    .auth-page { padding: 2rem 0; align-items: center; }
    .auth-container { padding: 2.5rem; box-shadow: 6px 6px 0 var(--tengri-sun); }
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h2 {
    font-family: var(--font-heading);
    color: var(--tengri-sky);
    font-size: 1.9rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--tengri-ink-soft);
    font-size: 0.95rem;
    font-style: italic;
    margin: 0;
}

/* Form Styling */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--tengri-ink);
    margin-bottom: 0.5rem;
    font-size: 0.75rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="tel"],
.form-group textarea {
    padding: 0.7rem 0.85rem;
    min-height: var(--tap-target);
    border: 1px solid var(--tengri-line);
    border-radius: 6px;
    font-size: 16px; /* iOS no-zoom on focus */
    background: var(--tengri-paper);
    color: var(--tengri-ink);
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group textarea {
    font-size: 1.05rem;
    line-height: 1.55;
    resize: vertical;
    min-height: 160px;
}

@media (min-width: 481px) {
    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="password"],
    .form-group input[type="tel"] {
        font-size: 1rem;
    }
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--tengri-sky);
    box-shadow: 0 0 0 3px rgba(27, 42, 87, 0.12);
}

.form-hint {
    color: var(--tengri-ink-soft);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.form-checkbox {
    flex-direction: row;
    align-items: center;
}

.form-checkbox label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    font-weight: normal;
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Buttons */
.form-actions {
    margin-top: 1rem;
}

.btn-full {
    width: 100%;
    padding: 0.65rem;
    min-height: var(--tap-target);
    font-size: 0.9rem;
    font-weight: 600;
}

.btn-primary {
    background: var(--tengri-sky);
    color: var(--tengri-sun-soft);
    border: none;
    border-radius: 999px;
    cursor: pointer;
    letter-spacing: 0.04em;
    box-shadow: 4px 4px 0 var(--tengri-sun);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn-primary:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--tengri-sun);
}

/* OAuth Divider */
.auth-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 1.5rem 0;
    color: var(--tengri-ink-soft);
    font-size: 0.875rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--tengri-line);
}

.auth-divider span {
    padding: 0 1rem;
}

/* OAuth Buttons */
.oauth-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.btn-oauth {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    min-height: var(--tap-target);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s;
    border: 1px solid var(--tengri-line);
    background: var(--tengri-paper);
    color: var(--tengri-ink);
}

.btn-oauth:hover {
    background: var(--tengri-cream);
    border-color: var(--tengri-ink-soft);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.oauth-icon {
    width: 20px;
    height: 20px;
}

.btn-google:hover {
    background: var(--tengri-cream);
}

.btn-facebook:hover {
    background: var(--tengri-cream);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.alert-success {
    background: #d1f2dd;
    color: #0f5132;
    border: 1px solid #a3cfbb;
}

.alert-error {
    background: #f8d7da;
    color: #842029;
    border: 1px solid #f1aeb5;
}

.alert-info {
    background: #cfe2ff;
    color: #0a3a78;
    border: 1px solid #9ec5fe;
}

.alert p {
    margin: 0;
}

/* Footer Links */
.auth-footer {
    margin-top: 2rem;
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--tengri-line);
}

.auth-footer p {
    color: var(--tengri-ink-soft);
    font-size: 0.9rem;
    margin: 0.5rem 0;
}

.auth-footer a {
    color: var(--tengri-sky);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px dotted var(--tengri-sky);
}

.auth-footer a:hover {
    color: var(--tengri-sun);
    border-color: var(--tengri-sun);
}

/* Mobile-first: small heading */
.auth-header h2 { font-size: 1.4rem; }
@media (min-width: 481px) {
    .auth-header h2 { font-size: 1.9rem; }
}