/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 700px;
}

/* Smaller container for login page */
.login-card,
.forgot-password-card {
    max-width: 450px;
    margin: 0 auto;
}

.registration-card,
.login-card,
.forgot-password-card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    animation: slideUp 0.6s ease-out;
    border: 1px solid #dee2e6;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header styles */
.header {
    background: #840132;
    color: white;
    text-align: center;
    padding: 30px 20px;
}

.logo {
    margin-bottom: 15px;
}

.logo-img {
    height: 60px;
    width: auto;
    margin-bottom: 10px;
    filter: brightness(0) invert(1);
}

.header h1 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
}

.header h2 {
    font-size: 1.8rem;
    font-weight: 300;
    color: #f8f8f8;
}

/* Enhanced Validation Messages */
.validation-message,
.error-message,
.success-message,
.warning-message,
.info-message {
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-size: 0.95rem;
    line-height: 1.4;
    border-left: 4px solid;
    animation: messageSlideIn 0.4s ease-out;
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Message Icons */
.validation-message::before,
.error-message::before,
.success-message::before,
.warning-message::before,
.info-message::before {
    content: '';
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    margin-top: 1px;
}

/* Error Messages (Default and specific error class) */
.validation-message,
.validation-message.error,
.error-message {
    background-color: #ffeaea;
    border-color: #dc3545;
    color: #721c24;
}

    .validation-message::before,
    .validation-message.error::before,
    .error-message::before {
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23dc3545"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/><path d="M0 0h24v24H0z" fill="none"/></svg>');
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23dc3545"><circle cx="12" cy="12" r="10"/><line x1="15" y1="9" x2="9" y2="15"/><line x1="9" y1="9" x2="15" y2="15"/></svg>');
    }

    /* Success Messages */
    .validation-message.success,
    .success-message {
        background-color: #fdf5f8; /* light burgundy tint */
        border-color: #840132; /* burgundy border */
        color: #840132; /* burgundy text */
    }

        .validation-message.success::before,
        .success-message::before {
            background-image: url('data:image/svg+xml;utf8,\
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23840132">\
<circle cx="12" cy="12" r="10"/>\
<polyline points="9,12 12,15 15,9" stroke="white" stroke-width="2" fill="none"/>\
</svg>');
        }

    /* Warning Messages */
    .validation-message.warning,
    .warning-message {
        background-color: #fff3cd;
        border-color: #ffc107;
        color: #856404;
    }

        .validation-message.warning::before,
        .warning-message::before {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23ffc107"><path d="M1 21h22L12 2 1 21zm12-3h-2v-2h2v2zm0-4h-2v-4h2v4z"/></svg>');
        }

    /* Info Messages */
    .validation-message.info,
    .info-message {
        background-color: #e3f2fd;
        border-color: #2196f3;
        color: #0c5460;
    }

        .validation-message.info::before,
        .info-message::before {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232196f3"><circle cx="12" cy="12" r="10"/><line x1="12" y1="16" x2="12" y2="12"/><line x1="12" y1="8" x2="12.01" y2="8"/></svg>');
        }

        /* Message Text */
        .validation-message div,
        .error-message div,
        .success-message div,
        .warning-message div,
        .info-message div {
            flex: 1;
        }

/* Form styles */
.registration-form,
.login-form,
.forgot-password-form {
    padding: 40px 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

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

    .form-group label {
        display: block;
        margin-bottom: 8px;
        color: #840132;
        font-weight: 600;
        font-size: 0.95rem;
    }

.required {
    color: #dc3545;
    font-weight: bold;
    margin-left: 2px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fafafa;
}

    .form-group input:focus,
    .form-group select:focus {
        outline: none;
        border-color: #840132;
        background: white;
        box-shadow: 0 0 0 3px rgba(132, 1, 50, 0.1);
    }

    /* Enhanced input validation states */
    .form-group input.error,
    .form-group select.error {
        border-color: #dc3545;
        background-color: #ffeaea;
    }

    .form-group input.success,
    .form-group select.success {
        border-color: #840132; /* burgundy */
        background-color: #fdf5f8; /* light burgundy tint instead of green */
    }

    .form-group input.warning,
    .form-group select.warning {
        border-color: #ffc107;
        background-color: #fff3cd;
    }

.form-group select {
    cursor: pointer;
}

/* Field-specific validation messages */
.field-validation-error {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 5px;
    display: block;
    animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Button styles */
.register-btn,
.login-btn,
.forgot-password-btn {
    width: 100%;
    background: linear-gradient(135deg, #840132 0%, #a61441 100%);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
    position: relative;
}

    .register-btn:hover,
    .login-btn:hover,
    .forgot-password-btn:hover {
        background: linear-gradient(135deg, #6d012a 0%, #8b1138 100%);
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(132, 1, 50, 0.3);
    }

    .register-btn:active,
    .login-btn:active,
    .forgot-password-btn:active {
        transform: translateY(0);
    }

    /* Button disabled state */
    .register-btn:disabled,
    .login-btn:disabled,
    .forgot-password-btn:disabled {
        background: #ccc;
        cursor: not-allowed;
        transform: none;
        box-shadow: none;
    }

/* Login link and Register link */
.login-link,
.register-link {
    text-align: center;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid #e1e1e1;
}

    .login-link p,
    .register-link p {
        color: #666;
        font-size: 0.95rem;
    }

    .login-link a,
    .register-link a {
        color: #840132;
        text-decoration: none;
        font-weight: 600;
        transition: all 0.3s ease;
    }

        .login-link a:hover,
        .register-link a:hover {
            color: #a61441;
            text-decoration: underline;
        }

/* Password strength indicator */
.password-strength {
    margin-top: 5px;
    height: 4px;
    border-radius: 2px;
    background-color: #e1e1e1;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.password-strength-weak .password-strength-bar {
    width: 33%;
    background-color: #dc3545;
}

.password-strength-medium .password-strength-bar {
    width: 66%;
    background-color: #ffc107;
}

.password-strength-strong .password-strength-bar {
    width: 100%;
    background-color: #28a745;
}

/* Loading animation for button */
.register-btn.loading,
.login-btn.loading,
.forgot-password-btn.loading {
    color: transparent;
}

    .register-btn.loading::after,
    .login-btn.loading::after,
    .forgot-password-btn.loading::after {
        content: "";
        position: absolute;
        width: 20px;
        height: 20px;
        top: 50%;
        left: 50%;
        margin-left: -10px;
        margin-top: -10px;
        border: 2px solid transparent;
        border-top-color: white;
        border-radius: 50%;
        animation: spin 1s linear infinite;
    }

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Responsive design */
@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    .registration-form,
    .login-form,
    .forgot-password-form {
        padding: 30px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .header h1 {
        font-size: 1.2rem;
    }

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

    .logo-img {
        height: 50px;
    }

    .validation-message,
    .error-message,
    .success-message,
    .warning-message,
    .info-message {
        padding: 12px 15px;
        font-size: 0.9rem;
    }
}

@media (max-width: 400px) {
    .registration-form,
    .login-form,
    .forgot-password-form {
        padding: 20px 15px;
    }

    .header {
        padding: 25px 15px;
    }

    .logo-img {
        height: 40px;
    }
}

/* Input validation styles */
.form-group input:invalid:not(:focus):not(:placeholder-shown) {
    border-color: #dc3545;
}

.form-group input:valid:not(:focus):not(:placeholder-shown) {
    border-color: #840132; /* burgundy border */
    background-color: #fdf5f8; /* subtle background */
}

/* Focus ring for accessibility */
.form-group input:focus,
.form-group select:focus,
.register-btn:focus,
.login-btn:focus,
.forgot-password-btn:focus {
    outline: 2px solid rgba(132, 1, 50, 0.5);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .validation-message,
    .error-message,
    .success-message,
    .warning-message,
    .info-message {
        border-width: 2px;
        font-weight: 600;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .validation-message,
    .error-message,
    .success-message,
    .warning-message,
    .info-message,
    .field-validation-error,
    .registration-card,
    .login-card,
    .forgot-password-card {
        animation: none;
    }

    .form-group input,
    .form-group select,
    .register-btn,
    .login-btn,
    .forgot-password-btn {
        transition: none;
    }
}