:root {
    --primary-navy: #0C1E46;
    --secondary-navy: #1D356A;
    --env-green: #2E7D32;
    --env-green-hover: #1b5e20;
    --light-green: #E8F5E9;
    
    --bg-page: #F4F7FB;
    --card-bg: #FFFFFF;
    --border-color: #E5E7EB;
    --silver: #C7CCD4;
    
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    
    --warning: #F59E0B;
    --danger: #DC2626;
    --success: #2E7D32;

    --radius-lg: 16px;
    --radius-md: 10px;
    --transition: all 0.2s ease-in-out;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--bg-page);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
    padding: 24px 16px;
}

/* Subtle Professional Decorative Orbs & Soft Grid for LGU Portal */
.ambient-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.12;
    pointer-events: none;
    z-index: 0;
}

.orb-1 {
    width: 480px;
    height: 480px;
    background: var(--primary-navy);
    top: -120px;
    left: -120px;
}

.orb-2 {
    width: 420px;
    height: 420px;
    background: var(--env-green);
    bottom: -100px;
    right: -80px;
    opacity: 0.10;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--secondary-navy);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.05;
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(12, 30, 70, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(12, 30, 70, 0.03) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    z-index: 1;
}

.login-wrapper {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 450px;
    margin: auto;
}

/* Login Card: Pure White, Subtle Shadow, Light Border */
.login-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    box-shadow: 0 10px 30px rgba(12, 30, 70, 0.08), 0 1px 3px rgba(12, 30, 70, 0.04);
    transition: var(--transition);
}

.brand-header {
    text-align: center;
    margin-bottom: 28px;
}

.brand-logo-wrap {
    position: relative;
    display: inline-block;
    margin-bottom: 16px;
}

.brand-logo {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--card-bg);
    box-shadow: 0 6px 18px rgba(12, 30, 70, 0.12);
    transition: var(--transition);
    display: block;
    margin: 0 auto;
}

.brand-logo-wrap:hover .brand-logo {
    transform: scale(1.03);
    box-shadow: 0 8px 22px rgba(12, 30, 70, 0.18);
}

.pulse-ring {
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    border: 2px solid var(--env-green);
    opacity: 0.3;
    pointer-events: none;
}

.portal-title {
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.3px;
    color: var(--primary-navy);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.portal-subtitle {
    font-size: 12.5px;
    font-weight: 700;
    color: var(--env-green);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.portal-location {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.alert-box {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

.alert-error {
    background: #FEE2E2;
    border: 1px solid #FCA5A5;
    color: var(--danger);
}

.alert-success {
    background: var(--light-green);
    border: 1px solid #A7F3D0;
    color: var(--env-green);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: 0.2px;
}

.input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    color: var(--primary-navy);
    font-size: 15px;
    pointer-events: none;
    transition: var(--transition);
}

/* White Input Fields */
.form-control {
    width: 100%;
    padding: 13px 44px 13px 44px;
    background: var(--card-bg);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    outline: none;
    transition: var(--transition);
}

.form-control::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.form-control:focus {
    border-color: var(--env-green);
    background: var(--card-bg);
    box-shadow: 0 0 0 3.5px rgba(46, 125, 50, 0.15);
}

.password-toggle {
    position: absolute;
    right: 14px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    font-size: 14px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle:hover {
    color: var(--primary-navy);
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    font-size: 12.5px;
}

.remember-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.remember-label input[type="checkbox"] {
    accent-color: var(--env-green);
    width: 16px;
    height: 16px;
    cursor: pointer;
    border-radius: 4px;
}

.forgot-link {
    color: var(--primary-navy);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.forgot-link:hover {
    color: var(--env-green);
    text-decoration: underline;
}

/* Environmental Green Sign In Button */
.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--env-green);
    border: none;
    border-radius: var(--radius-md);
    color: var(--card-bg);
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.3px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(46, 125, 50, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--env-green-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(46, 125, 50, 0.35);
}

.btn-submit:active {
    transform: translateY(0);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.system-status {
    margin-top: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 11.5px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--env-green);
    border-radius: 50%;
    display: inline-block;
}

.portal-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 11.5px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.portal-footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.portal-footer a:hover {
    color: var(--primary-navy);
}

@media (max-width: 480px) {
    .login-card {
        padding: 28px 20px;
    }
    .portal-title {
        font-size: 20px;
    }
}