/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    /* Primary - Light Blue */
    --primary: #4A90D9;
    --primary-dark: #3A7BC8;
    --primary-light: #D6E8F7;
    --primary-lighter: #EBF3FB;
    --primary-gradient: linear-gradient(135deg, #4A90D9 0%, #3A7BC8 100%);
    
    /* Secondary - Soft Green */
    --secondary: #5CB85C;
    --secondary-light: #D4EDDA;
    --secondary-pale: #E8F5E9;
    --secondary-dark: #4CAF50;
    
    /* Neutrals */
    --dark: #1A2A3A;
    --gray: #5A6C7D;
    --gray-light: #A0B4C5;
    --gray-lighter: #D0DCE8;
    --light: #F5FAFF;
    --white: #FFFFFF;
    
    /* Status */
    --success: #5CB85C;
    --error: #E74C3C;
    --error-light: #FDEDEC;
    
    /* Shadows */
    --shadow: 0 4px 24px rgba(74, 144, 217, 0.10);
    --shadow-lg: 0 12px 48px rgba(74, 144, 217, 0.12);
    --shadow-green: 0 4px 24px rgba(92, 184, 92, 0.25);
    --shadow-error: 0 4px 24px rgba(231, 76, 60, 0.15);
    
    /* Radius */
    --radius: 16px;
    --radius-sm: 8px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Font */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
    font-family: var(--font);
    background: var(--light);
    color: var(--dark);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== LOGIN CONTAINER ===== */
.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1100px;
    width: 100%;
    min-height: 600px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    margin: 20px;
    border: 1px solid rgba(74, 144, 217, 0.06);
}

/* ===== LEFT PANEL - BRANDING ===== */
.login-brand {
    background: var(--primary-gradient);
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.login-brand::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -30%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    pointer-events: none;
}

.login-brand::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    pointer-events: none;
}

.brand-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 32px;
}

.brand-logo i {
    font-size: 1.6rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 10px;
    border-radius: 12px;
}

.brand-highlight {
    color: var(--secondary-light);
}

.brand-content h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.brand-content > p {
    font-size: 1rem;
    opacity: 0.85;
    max-width: 320px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.brand-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: auto;
}

.brand-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.92rem;
    opacity: 0.9;
}

.brand-feature i {
    color: var(--secondary-light);
    font-size: 1.1rem;
}

.brand-footer {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-footer p {
    font-size: 0.8rem;
    opacity: 0.7;
}

.brand-footer .brand-sub {
    font-size: 0.7rem;
    opacity: 0.5;
    margin-top: 2px;
}

/* ===== RIGHT PANEL - LOGIN FORM ===== */
.login-form-panel {
    padding: 48px 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--white);
}

.form-wrapper {
    max-width: 400px;
    width: 100%;
    margin: 0 auto;
}

/* Back Link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
    margin-bottom: 24px;
    padding: 6px 12px;
    border-radius: 50px;
    background: var(--light);
    width: fit-content;
}

.back-link:hover {
    color: var(--primary);
    background: var(--primary-lighter);
    transform: translateX(-4px);
}

/* Form Header */
.form-header {
    margin-bottom: 28px;
}

.form-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
    transition: var(--transition);
}

.form-header p {
    color: var(--gray);
    font-size: 0.95rem;
    transition: var(--transition);
}

/* ===== ROLE SELECTOR - 3 ROLES ===== */
.role-selector {
    display: grid;
    grid-template-columns: 1fr 1fr 1.4fr;
    gap: 8px;
    margin-bottom: 28px;
    background: var(--light);
    padding: 6px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(74, 144, 217, 0.06);
}

.role-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 8px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--gray);
    touch-action: manipulation;
}

.role-btn i {
    font-size: 1.1rem;
    transition: var(--transition);
}

.role-btn:hover {
    color: var(--primary);
    background: rgba(74, 144, 217, 0.06);
}

.role-btn.active {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow);
}

.role-btn.active i {
    color: var(--primary);
}

.role-btn:active {
    transform: scale(0.95);
}

/* ===== RESIDENT BUTTON - LARGER & HIGHLIGHTED ===== */
.role-btn-resident {
    grid-column: span 1;
    padding: 14px 12px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    position: relative;
    background: var(--secondary-pale);
    color: var(--secondary-dark);
}

.role-btn-resident i {
    font-size: 1.3rem;
    color: var(--secondary-dark);
}

.role-btn-resident span {
    font-size: 0.8rem;
    font-weight: 700;
}

.role-btn-resident:hover {
    background: var(--secondary-light);
    color: var(--secondary-dark);
    transform: translateY(-1px);
}

.role-btn-resident.active {
    background: var(--secondary);
    color: var(--white);
    box-shadow: var(--shadow-green);
    border-color: var(--secondary);
}

.role-btn-resident.active i {
    color: var(--white);
}

.role-btn-resident.active::after {
    content: '👤';
    position: absolute;
    top: -8px;
    right: -4px;
    font-size: 0.8rem;
}

.role-btn-resident .resident-badge {
    display: none;
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--secondary);
    color: var(--white);
    font-size: 0.5rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 50px;
    letter-spacing: 0.3px;
}

.role-btn-resident.active .resident-badge {
    display: block;
}

/* Role-specific colors when active */
.role-btn[data-role="bhw"].active {
    color: var(--primary);
}

.role-btn[data-role="bhw"].active i {
    color: var(--primary);
}

.role-btn[data-role="official"].active {
    color: var(--primary);
}

.role-btn[data-role="official"].active i {
    color: var(--primary);
}

.role-btn[data-role="resident"].active {
    background: var(--secondary);
    color: var(--white);
}

.role-btn[data-role="resident"].active i {
    color: var(--white);
}

/* ===== FORM ELEMENTS ===== */
form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group label i {
    color: var(--primary);
    font-size: 0.9rem;
    width: 16px;
}

.form-group input {
    padding: 12px 16px;
    border: 2px solid #E8EEF4;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: var(--transition);
    background: var(--light);
    color: var(--dark);
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(74, 144, 217, 0.08);
}

.form-group input.error {
    border-color: var(--error);
    box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.08);
}

.form-group input.error:focus {
    border-color: var(--error);
    box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.12);
}

.form-group input::placeholder {
    color: var(--gray-light);
}

.error-message {
    font-size: 0.78rem;
    color: var(--error);
    display: none;
    margin-top: 2px;
}

.error-message.visible {
    display: block;
}

/* Password Toggle */
.password-wrapper {
    position: relative;
}

.password-wrapper input {
    padding-right: 48px;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-light);
    cursor: pointer;
    padding: 6px;
    font-size: 1rem;
    transition: var(--transition);
    touch-action: manipulation;
    border-radius: 50%;
}

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

.toggle-password:active {
    transform: translateY(-50%) scale(0.9);
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    margin: 2px 0 4px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--gray);
    font-weight: 500;
    position: relative;
    padding-left: 4px;
}

.remember-me input {
    display: none;
}

.remember-me .checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-lighter);
    border-radius: 4px;
    display: inline-block;
    position: relative;
    transition: var(--transition);
    flex-shrink: 0;
}

.remember-me input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.remember-me input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
}

.remember-me:hover .checkmark {
    border-color: var(--primary);
}

.forgot-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Login Button */
.btn-login {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    min-height: 52px;
    touch-action: manipulation;
    position: relative;
    overflow: hidden;
}

.btn-login::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transition: 0.6s ease;
}

.btn-login:hover::after {
    left: 100%;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-login:active {
    transform: scale(0.97) translateY(0);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-login .loading-icon {
    display: none;
}

.btn-login.loading .btn-text {
    display: none;
}

.btn-login.loading .loading-icon {
    display: inline-block;
}

/* Login Error */
.login-error {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--error-light);
    border: 1px solid #F5C6CB;
    border-radius: var(--radius-sm);
    color: var(--error);
    font-size: 0.88rem;
}

.login-error i {
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* ===== REGISTER LINK - Conditional Visibility ===== */
.register-link {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #E8EEF4;
    transition: all 0.3s ease;
}

.register-link.hidden {
    display: none;
}

.register-link p {
    font-size: 0.9rem;
    color: var(--gray);
}

.register-link a {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.register-link a:hover {
    color: var(--secondary-dark);
    text-decoration: underline;
}

.register-link .register-note {
    font-size: 0.8rem;
    color: var(--gray-light);
    margin-top: 4px;
}

/* ===== DEMO CREDENTIALS - 3 ROLES ===== */
.demo-credentials {
    margin-top: 20px;
    padding: 14px 18px;
    background: var(--primary-lighter);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(74, 144, 217, 0.08);
}

.demo-credentials > p {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.demo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2px 16px;
    font-size: 0.7rem;
    color: var(--gray);
}

.demo-grid strong {
    color: var(--dark);
}

/* ======================================== */
/* ===== RESPONSIVE BREAKPOINTS ===== */
/* ======================================== */

/* --- Tablets & Small Laptops (1024px) --- */
@media (max-width: 1024px) {
    .login-container {
        max-width: 900px;
        min-height: auto;
    }

    .login-brand {
        padding: 36px 30px;
    }

    .brand-content h1 {
        font-size: 1.8rem;
    }

    .login-form-panel {
        padding: 36px 30px;
    }

    .demo-grid {
        grid-template-columns: 1fr;
        gap: 2px;
    }
}

/* --- Tablets (768px) --- */
@media (max-width: 768px) {
    .login-container {
        grid-template-columns: 1fr;
        max-width: 480px;
        border-radius: var(--radius);
        margin: 16px;
        min-height: auto;
    }

    .login-brand {
        padding: 32px 28px;
        border-radius: var(--radius) var(--radius) 0 0;
    }

    .brand-content h1 {
        font-size: 1.6rem;
    }

    .brand-content > p {
        max-width: 100%;
    }

    .brand-features {
        margin-bottom: 20px;
    }

    .brand-footer {
        margin-top: 20px;
        padding-top: 16px;
    }

    .login-form-panel {
        padding: 32px 28px;
        border-radius: 0 0 var(--radius) var(--radius);
    }

    .form-wrapper {
        max-width: 100%;
    }

    .form-header h2 {
        font-size: 1.5rem;
    }

    .role-selector {
        grid-template-columns: 1fr 1fr 1.3fr;
        gap: 6px;
        padding: 4px;
    }

    .role-btn-resident {
        padding: 12px 10px;
    }

    .role-btn-resident i {
        font-size: 1.1rem;
    }

    .role-btn-resident span {
        font-size: 0.7rem;
    }

    .demo-grid {
        grid-template-columns: 1fr;
        gap: 2px;
    }
}

/* --- Mobile Phones (480px) --- */
@media (max-width: 480px) {
    .login-container {
        margin: 12px;
        border-radius: var(--radius-sm);
    }

    .login-brand {
        padding: 24px 20px;
    }

    .brand-logo {
        font-size: 1.1rem;
        margin-bottom: 20px;
    }

    .brand-logo i {
        font-size: 1.3rem;
        padding: 8px;
    }

    .brand-content h1 {
        font-size: 1.4rem;
    }

    .brand-content > p {
        font-size: 0.9rem;
    }

    .brand-feature {
        font-size: 0.82rem;
    }

    .brand-footer p {
        font-size: 0.7rem;
    }

    .login-form-panel {
        padding: 24px 18px;
    }

    .form-header h2 {
        font-size: 1.3rem;
    }

    .form-header p {
        font-size: 0.85rem;
    }

    /* 3 roles - adjust for small screens */
    .role-selector {
        grid-template-columns: 1fr 1fr 1.2fr;
        gap: 4px;
        padding: 4px;
    }

    .role-btn {
        padding: 8px 4px;
        font-size: 0.6rem;
    }

    .role-btn i {
        font-size: 0.9rem;
    }

    .role-btn-resident {
        padding: 10px 6px;
    }

    .role-btn-resident i {
        font-size: 1rem;
    }

    .role-btn-resident span {
        font-size: 0.65rem;
    }

    .form-group label {
        font-size: 0.8rem;
    }

    .form-group input {
        padding: 10px 14px;
        font-size: 0.88rem;
    }

    .btn-login {
        padding: 12px 20px;
        font-size: 0.9rem;
        min-height: 46px;
    }

    .form-options {
        font-size: 0.8rem;
        flex-wrap: wrap;
        gap: 8px;
    }

    .demo-credentials {
        padding: 12px 14px;
    }

    .demo-grid {
        font-size: 0.65rem;
        grid-template-columns: 1fr;
    }

    .back-link {
        font-size: 0.78rem;
        padding: 4px 10px;
        margin-bottom: 16px;
    }

    .register-link p {
        font-size: 0.82rem;
    }
}

/* --- Very Small Phones (360px) --- */
@media (max-width: 360px) {
    .login-container {
        margin: 8px;
    }

    .login-brand {
        padding: 20px 16px;
    }

    .brand-content h1 {
        font-size: 1.2rem;
    }

    .login-form-panel {
        padding: 20px 14px;
    }

    .form-header h2 {
        font-size: 1.1rem;
    }

    .role-selector {
        grid-template-columns: 1fr 1fr 1.1fr;
        gap: 3px;
        padding: 3px;
    }

    .role-btn {
        padding: 6px 2px;
        font-size: 0.55rem;
    }

    .role-btn i {
        font-size: 0.8rem;
    }

    .role-btn-resident {
        padding: 8px 4px;
    }

    .role-btn-resident i {
        font-size: 0.85rem;
    }

    .btn-login {
        padding: 10px 16px;
        font-size: 0.82rem;
        min-height: 42px;
    }
}

/* --- Landscape Mobile --- */
@media (max-height: 600px) and (orientation: landscape) {
    .login-container {
        min-height: auto;
        max-height: 98vh;
    }

    .login-brand {
        padding: 20px 24px;
    }

    .brand-content h1 {
        font-size: 1.4rem;
    }

    .brand-features {
        display: none;
    }

    .brand-footer {
        margin-top: 12px;
        padding-top: 12px;
    }

    .login-form-panel {
        padding: 20px 24px;
        overflow-y: auto;
    }

    .form-header {
        margin-bottom: 16px;
    }

    .role-selector {
        margin-bottom: 16px;
    }

    form {
        gap: 12px;
    }
}

/* --- Touch-friendly adjustments --- */
@media (hover: none) {
    .role-btn:hover {
        color: var(--gray);
        background: transparent;
    }

    .role-btn.active:hover {
        color: var(--primary);
        background: var(--white);
    }

    .role-btn-resident:hover {
        background: var(--secondary-pale);
        color: var(--secondary-dark);
    }

    .role-btn-resident.active:hover {
        background: var(--secondary);
        color: var(--white);
    }

    .btn-login:hover {
        transform: none;
        box-shadow: none;
    }

    .btn-login:hover::after {
        left: -100%;
    }

    .forgot-link:hover {
        text-decoration: none;
    }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    .btn-login::after {
        display: none;
    }
}

/* --- Print Styles --- */
@media print {
    .login-container {
        box-shadow: none;
        border: 1px solid #ddd;
        margin: 0;
        border-radius: 0;
    }

    .login-brand {
        background: #f0f0f0 !important;
        color: #333 !important;
    }

    .brand-highlight {
        color: #333 !important;
    }

    .login-form-panel {
        padding: 20px;
    }

    .btn-login,
    .demo-credentials,
    .role-selector,
    .back-link {
        display: none !important;
    }
}
/* Force Register Link to Show */
.register-link {
    display: block !important;
}
.register-link.hidden {
    display: none !important;
}