/* CSS Document */


        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', sans-serif;
            background: linear-gradient(135deg, #e0f0e8 0%, #d9e4f0 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
            position: relative;
        }

        /* Decoración sutil de fondo */
        body::before {
            content: "";
            position: absolute;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255,245,235,0.3) 0%, rgba(210,230,245,0) 80%);
            top: 10%;
            left: 5%;
            border-radius: 50%;
            pointer-events: none;
        }
        body::after {
            content: "";
            position: absolute;
            width: 340px;
            height: 340px;
            background: radial-gradient(circle, rgba(215,235,250,0.4) 0%, rgba(200,220,240,0) 70%);
            bottom: 5%;
            right: 3%;
            border-radius: 50%;
            pointer-events: none;
        }

        /* Tarjeta principal */
        .login-card {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            border-radius: 2rem;
            box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0,0,0,0.02);
            width: 100%;
            max-width: 460px;
            padding: 2rem 2rem 2.5rem;
            transition: transform 0.2s ease;
            border: 1px solid rgba(255,255,240,0.6);
        }

        .login-card:hover {
            transform: translateY(-4px);
        }

        /* Encabezado */
        .logo-area {
            text-align: center;
            margin-bottom: 1.8rem;
        }
        .logo-icon {
            background: #bdd9c7;
            width: 70px;
            height: 70px;
            line-height: 70px;
            text-align: center;
            border-radius: 35px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(145deg, #cfe6db, #bcd5c4);
            box-shadow: 0 8px 14px rgba(100, 120, 100, 0.15);
            margin-bottom: 1rem;
        }
        .logo-icon i {
            font-size: 2.4rem;
            color: #4f6b5e;
        }
        h1 {
            font-size: 1.8rem;
            font-weight: 600;
            color: #3c5a4e;
            letter-spacing: -0.3px;
            margin-bottom: 0.3rem;
        }
        .subtitulo {
            color: #6f8b7c;
            font-weight: 400;
            font-size: 0.9rem;
        }

        /* Campos */
        .input-group {
            margin-bottom: 1.5rem;
        }
        .input-label {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
            font-size: 0.85rem;
            color: #4e6b5e;
            margin-bottom: 0.5rem;
        }
        .input-label i {
            font-size: 0.9rem;
            color: #81a38f;
        }
        .input-field {
            width: 100%;
            padding: 0.9rem 1rem;
            border-radius: 1.5rem;
            border: 1px solid #ddebe3;
            background-color: #fffef9;
            font-family: 'Inter', sans-serif;
            font-size: 0.95rem;
            transition: all 0.2s;
            outline: none;
            color: #2c4238;
            box-shadow: 0 1px 2px rgba(0,0,0,0.02);
        }
        .input-field:focus {
            border-color: #aac7b8;
            box-shadow: 0 0 0 3px rgba(160, 195, 170, 0.25);
            background-color: #ffffff;
        }

        /* Opciones extra */
        .options-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.8rem;
            font-size: 0.8rem;
        }
        .remember {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #5b7b6b;
            cursor: pointer;
        }
        .remember input {
            accent-color: #87b69f;
            width: 16px;
            height: 16px;
            margin: 0;
            cursor: pointer;
        }
        .forgot-link {
            color: #84a691;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s;
        }
        .forgot-link:hover {
            color: #4f765e;
            text-decoration: underline;
        }

        /* Botón principal */
        .btn-login {
            background: #b9d4c2;
            border: none;
            width: 100%;
            padding: 0.9rem;
            border-radius: 2rem;
            font-weight: 600;
            font-size: 1rem;
            color: #2c5342;
            font-family: 'Inter', sans-serif;
            cursor: pointer;
            transition: all 0.25s;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            box-shadow: 0 4px 8px rgba(100, 125, 110, 0.1);
            margin-bottom: 1.2rem;
        }
        .btn-login i {
            font-size: 1rem;
            transition: transform 0.2s;
        }
        .btn-login:hover {
            background: #cbe2d2;
            transform: scale(0.98);
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
            color: #1f4235;
        }
        .btn-login:active {
            transform: scale(0.96);
        }

        /* Mensajes de feedback */
        .message-area {
            min-height: 48px;
            margin-top: 0.5rem;
            text-align: center;
            font-size: 0.85rem;
            font-weight: 500;
            padding: 0.4rem;
            border-radius: 1rem;
        }
        .error-msg {
            color: #c05a5a;
            background: #ffe8e6;
            padding: 0.6rem;
            border-radius: 2rem;
        }
        .success-msg {
            color: #2f7d5c;
            background: #e0f3ea;
            padding: 0.6rem;
            border-radius: 2rem;
        }

        /* Demo hint (solo para pruebas) */
        .demo-hint {
            background: #f2f8f2;
            border-radius: 1.2rem;
            padding: 0.8rem;
            margin-top: 1rem;
            font-size: 0.75rem;
            text-align: center;
            color: #618b76;
            border: 1px solid #e2efdf;
        }
        .demo-hint strong {
            color: #437a60;
            font-weight: 600;
        }
        hr {
            margin: 1rem 0 0.8rem;
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, #cbdfd3, transparent);
        }
        footer {
            text-align: center;
            font-size: 0.7rem;
            color: #89a597;
            margin-top: 1.5rem;
        }
        @media (max-width: 480px) {
            .login-card {
                padding: 1.5rem;
            }
            h1 {
                font-size: 1.5rem;
            }
        }