:root {
            /* Light Mode */
            --bg-color-light: #f4f7f6;
            --card-bg-light: #ffffff;
            --text-color-light: #333333;
            --header-bg-light: #ffffff;
            --input-border-light: #FDAAAA;
            --input-focus-light: #5a5a5a;
            --btn-bg-light: #2c3e50;
            --btn-text-light: #ffffff;
            --link-color-light: #FDAAAA;
            --link-hover-light: #FDAAAA;
            --shadow-light: rgba(0, 0, 0, 0.1);
        }

        body.dark-mode {
            /* Dark Mode */
            --bg-color: #1a202c;
            --card-bg: #2d3748;
            --text-color: #e2e8f0;
            --header-bg: #2d3748;
            --input-border: #4a5568;
            --input-focus: #e2e8f0;
            --btn-bg: #BB86FC;
            --btn-text: #ffffff;
            --link-color: #BB86FC;
            --link-hover: #BB86FC;
            --shadow-dark: rgba(0, 0, 0, 0.3);
        }

        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            transition: background-color 0.3s, color 0.3s;
            background-color: var(--bg-color-light);
            color: var(--text-color-light);
        }

        body.dark-mode {
            background-color: var(--bg-color);
            color: var(--text-color);
        }

        .header {
            width: 100%;
            padding: 15px 5%;
            display: flex;
            justify-content: space-evenly;
            align-items: center;
            background-color: var(--header-bg-light);
            box-shadow: 0 2px 8px var(--shadow-light);
            position: fixed;
            top: 0;
            left: 0;
            z-index: 1000;
        }

        body.dark-mode .header {
            background-color: var(--header-bg);
            box-shadow: 0 2px 8px var(--shadow-dark);
            border-bottom: 1px solid var(--input-border);
        }

        .logo {
            font-size: 28px;
            font-weight: bold;
            color: var(--link-color-light);
        }

        body.dark-mode .logo {
            color: var(--link-color);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        #mode-toggle {
            padding: 10px;
            cursor: pointer;
            border: none;
            border-radius: 50%;
            background-color: var(--btn-bg-light);
            color: var(--btn-text-light);
            width: 45px;
            height: 45px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            font-size: 18px;
        }

        body.dark-mode #mode-toggle {
            background-color: var(--btn-bg);
            color: var(--btn-text);
        }

        #mode-toggle:hover {
            transform: scale(1.1);
            box-shadow: 0 4px 12px var(--shadow-light);
        }

        body.dark-mode #mode-toggle:hover {
            box-shadow: 0 4px 12px var(--shadow-dark);
        }

        .crisis-support {
            padding: 10px 15px;

            border-radius: 25px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            
            transition: all 0.3s ease;
        }

        body.dark-mode .crisis-support {
            border: 1px solid var(--input-border);
            background-color: var(--card-bg);
        }

        .crisis-support:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px var(--shadow-light);
        }

        body.dark-mode .crisis-support:hover {
            box-shadow: 0 4px 12px var(--shadow-dark);
        }

        .container {
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
            max-width: 900px;
            padding: 20px;
            margin-top: 80px;
        }

        .form-container {
            background-color: var(--card-bg-light);
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 8px 25px var(--shadow-light);
            width: 100%;
            max-width: 450px;
            box-sizing: border-box;
            transition: all 0.5s ease;
            opacity: 0;
            transform: translateY(20px);
            height: 0;
            visibility: hidden;
            position: absolute;
        }

        body.dark-mode .form-container {
            background-color: var(--card-bg);
            box-shadow: 0 8px 25px var(--shadow-dark);
        }

        .form-container.active {
            opacity: 1;
            visibility: visible;
            height: auto;
            position: static;
            transform: translateY(0);
        }

        .form-container h2 {
            text-align: center;
            margin-bottom: 10px;
            color: var(--text-color-light);
            font-size: 28px;
        }

        body.dark-mode .form-container h2 {
            color: var(--text-color);
        }

        .form-container p {
            text-align: center;
            margin-bottom: 30px;
            color: #888;
            font-size: 16px;
        }

        body.dark-mode .form-container p {
            color: #a0aec0;
        }
        
        .input-row {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 20px;
        }
        
        .input-group {
            display: flex;
            flex-direction: column;
            flex: 1;
            min-width: 150px;
        }

        .input-group label {
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--text-color-light);
        }

        body.dark-mode .input-group label {
            color: var(--text-color);
        }

        @media (max-width: 768px) {
            .input-row {
                flex-direction: column;
                gap: 15px;
            }
            .input-group {
                width: 100%;
            }
        }

        .input-group input,
        .input-group select {
            padding: 15px;
            border-radius: 8px;
            border: 2px solid var(--input-border-light);
            background-color: var(--card-bg-light);
            color: var(--text-color-light);
            font-size: 16px;
            transition: all 0.3s ease;
        }

        body.dark-mode .input-group input,
        body.dark-mode .input-group select {
            background-color: var(--card-bg);
            color: var(--text-color);
            border: 2px solid var(--input-border);
        }

        .input-group input:focus,
        .input-group select:focus {
            outline: none;
            border-color: var(--input-focus-light);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px var(--shadow-light);
        }

        body.dark-mode .input-group input:focus,
        body.dark-mode .input-group select:focus {
            border-color: var(--input-focus);
            box-shadow: 0 4px 12px var(--shadow-dark);
        }

        .options-group {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
        }

        .remember-me {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
        }

        .options-group a,
        .form-switch a {
            color: var(--link-color-light);
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s;
        }

        body.dark-mode .options-group a,
        body.dark-mode .form-switch a {
            color: var(--link-color);
        }

        .options-group a:hover,
        .form-switch a:hover {
            color: var(--link-hover-light);
            text-decoration: underline;
        }

        body.dark-mode .options-group a:hover,
        body.dark-mode .form-switch a:hover {
            color: var(--link-hover);
        }

        button {
            width: 100%;
            padding: 18px;
            border: none;
            border-radius: 8px;
            background-color: var(--btn-bg-light);
            color: var(--btn-text-light);
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 20px;
        }

        body.dark-mode button {
            background-color: var(--btn-bg);
            color: var(--btn-text);
        }

        button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px var(--shadow-light);
            opacity: 0.9;
        }

        body.dark-mode button:hover {
            box-shadow: 0 6px 20px var(--shadow-dark);
        }

        button:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }

        .form-switch {
            text-align: center;
            margin-top: 20px;
        }

        .status-message {
            padding: 12px 15px;
            border-radius: 8px;
            margin-bottom: 20px;
            font-weight: 500;
            text-align: center;
        }

        .success {
            background-color: #d4edda;
            color: #155724;
            border: 1px solid #c3e6cb;
        }

        .error {
            background-color: #f8d7da;
            color: #721c24;
            border: 1px solid #f5c6cb;
        }

        .warning {
            background-color: #fff3cd;
            color: #856404;
            border: 1px solid #ffeaa7;
        }

        body.dark-mode .success {
            background-color: #1e4620;
            color: #4ade80;
            border-color: #22c55e;
        }

        body.dark-mode .error {
            background-color: #4a1a1a;
            color: #fca5a5;
            border-color: #ef4444;
        }

        body.dark-mode .warning {
            background-color: #4a3a1a;
            color: #fbbf24;
            border-color: #f59e0b;
        }

        .submit-button {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            
            color: red;
        }