/* =====================================================
   شهر نگار نیکسا - استایل صفحه ورود
   ===================================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 30% 20%, #0E2336 0%, #06111B 60%);
}

.login-bg {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    opacity: 0.5;
    pointer-events: none;
}
.city-illustration { width: 100%; height: auto; }

.login-wrapper {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: rgba(13, 27, 42, 0.92);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 40px 34px;
    backdrop-filter: blur(8px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .logo-icon {
    width: 64px; height: 64px;
    margin: 0 auto 14px;
    background: var(--bg-panel-light);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
}
.login-logo h1 { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.login-subtitle { font-size: 13px; color: var(--text-secondary); }

.alert-box {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 13px;
    margin-bottom: 18px;
}
.alert-box.error {
    background: rgba(239,63,58,0.12);
    border: 1px solid rgba(239,63,58,0.4);
    color: #FF8784;
}

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; margin-bottom: 8px; color: var(--text-secondary); }
.form-group input {
    width: 100%;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 13px 16px;
    border-radius: 10px;
    font-size: 14px;
    transition: border-color .2s;
}
.form-group input:focus {
    outline: none;
    border-color: var(--green);
}

.btn-login {
    width: 100%;
    background: linear-gradient(135deg, var(--green), #168a4f);
    color: #fff;
    padding: 14px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    margin-top: 6px;
    transition: opacity .2s;
}
.btn-login:hover { opacity: 0.9; }

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid var(--border-color);
    font-size: 11px;
    color: var(--text-secondary);
}

@media (max-width: 480px) {
    .login-card { padding: 30px 22px; }
}