/* ===== صفحات احراز هویت ===== */
.auth-page {
    padding: 50px 0 80px;
    min-height: 70vh;
    display: flex;
    align-items: center;
}
.auth-wrapper {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
}
.auth-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.08);
    border: 1px solid var(--gray-200);
    background: var(--white);
}

/* ===== ستون بصری ===== */
.auth-visual {
    background: var(--dark);
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 580px;
}
.auth-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 80%, rgba(198,249,31,.12) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(198,249,31,.08) 0%, transparent 40%);
}
.auth-visual-content {
    position: relative;
    z-index: 2;
}
.auth-visual .brand-logo {
    width: 64px;
    height: 64px;
    font-size: 28px;
    margin: 0 auto 20px;
    border-radius: 16px;
}
.auth-visual h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}
.auth-visual p {
    font-size: .95rem;
    color: var(--gray-400);
    line-height: 1.8;
    max-width: 320px;
    margin: 0 auto 36px;
}
.auth-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: right;
    width: 100%;
    max-width: 300px;
}
.auth-features li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    color: var(--gray-400);
    font-size: .9rem;
    border-bottom: 1px solid rgba(255,255,255,.06);
}
.auth-features li:last-child {
    border-bottom: none;
}
.auth-features li i {
    color: var(--accent);
    font-size: .85rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.auth-visual-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}
.auth-visual-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,.15);
    transition: all .3s;
}
.auth-visual-dots span.active {
    width: 28px;
    border-radius: 4px;
    background: var(--accent);
}

/* ===== ستون فرم ===== */
.auth-form-area {
    padding: 40px 44px;
    overflow-y: auto;
    max-height: 680px;
}
.auth-form-area h2 {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}
.auth-form-area .auth-subtitle {
    font-size: .9rem;
    color: var(--gray-500);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 18px;
}
.form-label {
    font-size: .85rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 7px;
    display: block;
}
.form-label .required {
    color: var(--danger);
    font-size: .7rem;
}
.input-wrap {
    position: relative;
}
.input-wrap i.input-icon {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: .9rem;
    pointer-events: none;
    transition: color .2s;
}
.input-wrap input {
    width: 100%;
    height: 50px;
    border: 1.5px solid var(--gray-200);
    border-radius: 12px;
    padding: 0 44px 0 16px;
    font-size: .92rem;
    font-family: 'Vazirmatn', sans-serif;
    color: var(--dark);
    background: var(--white);
    outline: none;
    transition: all .2s;
}
.input-wrap input::placeholder {
    color: var(--gray-400);
}
.input-wrap input:focus {
    border-color: var(--dark);
    box-shadow: 0 0 0 3px rgba(23,23,23,.06);
}
.input-wrap input:focus + i.input-icon,
.input-wrap input:focus ~ i.input-icon {
    color: var(--dark);
}
.input-wrap input.error {
    border-color: var(--danger);
}
.input-wrap input.error + i.input-icon {
    color: var(--danger);
}

.toggle-pass {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: .9rem;
    padding: 4px;
    transition: color .2s;
}
.toggle-pass:hover {
    color: var(--dark);
}

.error-msg {
    font-size: .78rem;
    color: var(--danger);
    margin-top: 5px;
    display: none;
    align-items: center;
    gap: 4px;
}
.error-msg.show {
    display: flex;
}
.error-msg i {
    font-size: .7rem;
}

/* ===== قدرت رمز ===== */
.password-strength {
    margin-top: 8px;
}
.strength-bars {
    display: flex;
    gap: 4px;
    margin-bottom: 5px;
}
.strength-bar {
    flex: 1;
    height: 4px;
    border-radius: 2px;
    background: var(--gray-200);
    transition: background .3s;
}
.strength-bar.active-1 { background: var(--danger); }
.strength-bar.active-2 { background: #f97316; }
.strength-bar.active-3 { background: #eab308; }
.strength-bar.active-4 { background: var(--success); }
.strength-text {
    font-size: .75rem;
    color: var(--gray-400);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-check-custom {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 22px 0 24px;
    cursor: pointer;
}
.form-check-custom input[type="checkbox"] {
    display: none;
}
.check-square {
    width: 20px;
    height: 20px;
    border-radius: 6px;
    border: 1.5px solid var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all .2s;
    font-size: .65rem;
    color: transparent;
    margin-top: 2px;
}
.form-check-custom input:checked + .check-square {
    background: var(--dark);
    border-color: var(--dark);
    color: var(--accent);
}
.form-check-custom span {
    font-size: .85rem;
    color: var(--gray-600);
    line-height: 1.6;
}
.form-check-custom span a {
    color: var(--dark);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid var(--gray-300);
    transition: all .2s;
}
.form-check-custom span a:hover {
    border-bottom-color: var(--dark);
}

.btn-submit {
    width: 100%;
    height: 52px;
    border: none;
    border-radius: 12px;
    background: var(--dark);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Vazirmatn', sans-serif;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all .2s;
}
.btn-submit:hover {
    background: var(--dark-800);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(0,0,0,.15);
}
.btn-submit:active {
    transform: translateY(0);
}
.btn-submit.loading {
    pointer-events: none;
    opacity: .7;
}
.btn-submit .spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2.5px solid rgba(255,255,255,.2);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin .6s linear infinite;
}
.btn-submit.loading .spinner {
    display: block;
}
.btn-submit.loading .btn-text {
    display: none;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}
.auth-divider span {
    font-size: .82rem;
    color: var(--gray-400);
    white-space: nowrap;
}

.social-auth {
    display: flex;
    gap: 10px;
}
.social-auth-btn {
    flex: 1;
    height: 48px;
    border-radius: 12px;
    border: 1.5px solid var(--gray-200);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: .88rem;
    font-weight: 500;
    color: var(--gray-700);
    font-family: 'Vazirmatn', sans-serif;
    cursor: pointer;
    transition: all .2s;
    text-decoration: none;
}
.social-auth-btn:hover {
    border-color: var(--dark);
    color: var(--dark);
    background: var(--gray-50);
}
.social-auth-btn i {
    font-size: 1.1rem;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: .88rem;
    color: var(--gray-500);
}
.auth-footer a {
    color: var(--dark);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid var(--gray-300);
    transition: all .2s;
}
.auth-footer a:hover {
    border-bottom-color: var(--dark);
}

/* ===== ریسپانسیو ===== */
@media(max-width:991px) {
    .auth-grid {
        grid-template-columns: 1fr;
    }
    .auth-visual {
        display: none;
    }
    .auth-form-area {
        padding: 36px 28px;
        max-height: none;
    }
}
@media(max-width:575px) {
    .auth-page {
        padding: 30px 0 60px;
    }
    .auth-form-area {
        padding: 28px 20px;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .social-auth {
        flex-direction: column;
    }
}